US StockDetailed Quotes

Provided by Tiger Trade Technology Pte. Ltd.

NPK International

13.68

-0.1200-0.87%

Volume:569.74K

Turnover:7.81M

Market Cap:1.16B

PE:27.27

High:13.91

Open:13.91

Low:13.63

Close:13.80

52wk High:16.50

52wk Low:10.11

Shares:84.49M

Float Shares:80.43M

Volume Ratio:0.82

T/O Rate:0.71%

Dividend:- -

Dividend Rate:- -

EPS(TTM):0.5016

EPS(LYR):0.4549

ROE:11.18%

ROA:7.90%

PB:3.11

PE(LYR):30.07

Loading ...

Overview Company News Filings

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Beneficial Ownership Change

Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors

Major Issues Report

Form 8-K - Current report

Quarterly Report

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Major Issues Report

Form 8-K - Current report

Beneficial Ownership Change

Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]

Major Issues Report

Form 8-K - Current report

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Major Issues Report

Form 8-K - Current report

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Major Issues Report

Form 8-K - Current report

Quarterly Report

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Major Issues Report

Form 8-K - Current report

Beneficial Ownership Change

Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Annual Report

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

Major Issues Report

Form 8-K - Current report

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers | Global Stocks, Options & Futures Trading App","description":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","keywords":"tiger brokers,tiger trade,tiger brokers singapore,broker online,stock trading in singapore,share trading singapore,brokerage firm singapore,trading app,stock broker singapore,stock trading platforms,trading account","social":{"ogDescription":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://www.itiger.com/stock/NPKI/filings"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental","symbol":"NPKI","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"NPKI\",,,,,undefined,":{"symbol":"NPKI","market":"US","secType":"STK","nameCN":"NPK International","latestPrice":13.68,"timestamp":1787342400000,"preClose":13.8,"halted":0,"volume":569739,"delay":0,"changeRate":-0.008695652173913115,"floatShares":80431582,"shares":84494699,"eps":0.501602,"marketStatus":"Pre-Mkt","change":-0.12,"latestTime":"08-24 04:41:15 EDT","open":13.91,"high":13.91,"low":13.63,"amount":7813457.6199,"amplitude":0.02029,"askPrice":13.77,"askSize":159,"bidPrice":13.55,"bidSize":159,"shortable":3,"etf":0,"ttmEps":0.501602,"tradingStatus":1,"nextMarketStatus":{"tag":"Open","tradingStatus":2,"beginTime":1787578200000},"marketStatusCode":1,"adr":0,"exchange":"NYSE","adjPreClose":13.68,"postHourTrading":{"tag":"盘后","latestPrice":13.68,"preClose":13.68,"latestTime":"19:30 EDT","volume":10117,"amount":138400.56,"timestamp":1787355003959,"change":0,"changeRate":0,"amplitude":0},"volumeRatio":0.8167422858459729,"impliedVol":0.0889,"impliedVolPercentile":0.068},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"NPKI\",,,,,undefined,":{"symbol":"NPKI","floatShares":80431582,"roa":"7.90%","roe":"11.18%","lyrEps":0.454928,"volumeRatio":0.8167422858459729,"shares":84494699,"dividePrice":0,"high":13.91,"amplitude":0.02029,"preClose":13.8,"low":13.63,"week52Low":10.11,"pbRate":"3.11","psRate":"3.84","week52High":16.5,"institutionHeld":0.8372,"latestPrice":13.68,"eps":0.501602,"divideRate":0,"volume":569739,"delay":0,"ttmEps":0.501602,"open":13.91,"prevYearClose":11.92,"prevWeekClose":13.68,"prevMonthClose":12.49,"prevQuarterClose":15.91,"fiveDayClose":14.22,"twentyDayClose":14.35,"sixtyDayClose":15.2},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/NPKI\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-07-29","symbol":"NPKI","fiscalQuarterEnding":"2026/06","expectedEps":0.13,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1785297600000,"reportTimeType":"post","actualEps":0.15},{"market":"US","date":"2026-04-30","symbol":"NPKI","fiscalQuarterEnding":"2026/03","expectedEps":0.11,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1777521600000,"reportTimeType":"post","actualEps":0.12},{"market":"US","date":"2026-02-25","symbol":"NPKI","fiscalQuarterEnding":"2025/12","expectedEps":0.11,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1771995600000,"reportTimeType":"post","actualEps":0.13},{"market":"US","date":"2025-10-30","symbol":"NPKI","fiscalQuarterEnding":"2025/09","expectedEps":0.07,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1761796800000,"reportTimeType":"post","actualEps":0.07},{"market":"US","date":"2025-08-05","symbol":"NPKI","fiscalQuarterEnding":"2025/06","expectedEps":0.09,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1754366400000,"reportTimeType":"post","actualEps":0.11}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"NPKI\",market:\"US\",,,undefined,":[],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"NPKI\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0,"buy":1,"hold":0,"sell":0,"strongSell":0,"meanLabel":"BUY","meanPercent":1,"analysts":4,"updateTime":1753416000000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/NPKI\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"NPKI","date":"2026-08-21","current":27.272619,"percent":0.544578,"low":-7.850522,"twenty":-4.90918,"median":-3.093247,"eighty":32.257765,"high":37.416231,"avg":12.827558,"sd":18.377323,"marketCap":1171756537},"quantilePoints":[{"date":"2024-12-20","current":-3.927725,"twenty":-3.927725,"median":-3.927725,"eighty":-3.927725,"marketCap":626240437},{"date":"2024-12-27","current":-4.025376,"twenty":-3.986316,"median":-3.9657,"eighty":-3.958105,"marketCap":641809951},{"date":"2025-01-03","current":-4.144727,"twenty":-4.082881,"median":-3.987401,"eighty":-3.9657,"marketCap":660839356},{"date":"2025-01-10","current":-3.987401,"twenty":-4.129537,"median":-4.025376,"eighty":-3.97004,"marketCap":635755140},{"date":"2025-01-17","current":-4.123026,"twenty":-4.116516,"median":-4.030801,"eighty":-3.97004,"marketCap":657379464},{"date":"2025-01-24","current":-4.133877,"twenty":-4.142557,"median":-4.057926,"eighty":-3.978721,"marketCap":659109410},{"date":"2025-01-31","current":-3.91145,"twenty":-4.142557,"median":-4.036226,"eighty":-3.93966,"marketCap":623645518},{"date":"2025-02-07","current":-3.667324,"twenty":-4.131707,"median":-3.990114,"eighty":-3.89409,"marketCap":584721734},{"date":"2025-02-14","current":-3.775824,"twenty":-4.119771,"median":-3.976551,"eighty":-3.758464,"marketCap":602021194},{"date":"2025-02-21","current":-3.640198,"twenty":-4.106751,"median":-3.9657,"eighty":-3.732424,"marketCap":580396869},{"date":"2025-02-28","current":-3.456143,"twenty":-4.101326,"median":-3.927725,"eighty":-3.678174,"marketCap":519326916},{"date":"2025-03-07","current":-3.248774,"twenty":-4.090476,"median":-3.88975,"eighty":-3.564248,"marketCap":488167301},{"date":"2025-03-14","current":-3.427342,"twenty":-4.074201,"median":-3.802949,"eighty":-3.502225,"marketCap":514999191},{"date":"2025-03-21","current":-3.358219,"twenty":-4.041651,"median":-3.775824,"eighty":-3.444897,"marketCap":504612653},{"date":"2025-03-28","current":-3.473423,"twenty":-4.036226,"median":-3.724286,"eighty":-3.444622,"marketCap":521923550},{"date":"2025-04-04","current":-3.173891,"twenty":-4.025376,"median":-3.683599,"eighty":-3.39278,"marketCap":476915217},{"date":"2025-04-11","current":-2.960762,"twenty":-3.992826,"median":-3.653761,"eighty":-3.358219,"marketCap":444890058},{"date":"2025-04-17","current":-3.127809,"twenty":-3.988486,"median":-3.597635,"eighty":-3.338634,"marketCap":469990858},{"date":"2025-04-25","current":-3.363979,"twenty":-3.987401,"median":-3.564248,"eighty":-3.312137,"marketCap":505478198},{"date":"2025-05-02","current":-3.468599,"twenty":-3.978721,"median":-3.536955,"eighty":-3.312137,"marketCap":511798711},{"date":"2025-05-09","current":-4.617035,"twenty":-4.027546,"median":-3.564248,"eighty":-3.316745,"marketCap":681252768},{"date":"2025-05-16","current":-4.743058,"twenty":-4.092646,"median":-3.597635,"eighty":-3.327113,"marketCap":699847757},{"date":"2025-05-23","current":-4.559752,"twenty":-4.136047,"median":-3.667324,"eighty":-3.329417,"marketCap":672800500},{"date":"2025-05-30","current":-4.622763,"twenty":-4.165342,"median":-3.683599,"eighty":-3.332874,"marketCap":682097995},{"date":"2025-06-06","current":-4.788885,"twenty":-4.398213,"median":-3.724286,"eighty":-3.338634,"marketCap":706609571},{"date":"2025-06-13","current":-4.920637,"twenty":-4.549441,"median":-3.775824,"eighty":-3.340938,"marketCap":726049786},{"date":"2025-06-20","current":-4.914908,"twenty":-4.610161,"median":-3.802949,"eighty":-3.343242,"marketCap":725204560},{"date":"2025-06-27","current":-4.955007,"twenty":-4.641094,"median":-3.876187,"eighty":-3.346698,"marketCap":731121147},{"date":"2025-07-03","current":-5.052388,"twenty":-4.713271,"median":-3.919588,"eighty":-3.349002,"marketCap":745490002},{"date":"2025-07-11","current":-4.937822,"twenty":-4.77972,"median":-3.93315,"eighty":-3.358219,"marketCap":728585467},{"date":"2025-07-18","current":-4.863353,"twenty":-4.80607,"median":-3.971126,"eighty":-3.359371,"marketCap":717597519},{"date":"2025-07-25","current":-5.178412,"twenty":-4.823255,"median":-3.987401,"eighty":-3.367435,"marketCap":764084991},{"date":"2025-08-01","current":-5.166955,"twenty":-4.849606,"median":-4.030801,"eighty":-3.382412,"marketCap":762394537},{"date":"2025-08-08","current":-5.166632,"twenty":-4.888558,"median":-4.074201,"eighty":-3.388172,"marketCap":759050566},{"date":"2025-08-15","current":-5.747088,"twenty":-4.897723,"median":-4.104038,"eighty":-3.399692,"marketCap":844327660},{"date":"2025-08-22","current":-5.747088,"twenty":-4.919491,"median":-4.133877,"eighty":-3.430798,"marketCap":844327660},{"date":"2025-08-29","current":-5.99996,"twenty":-4.936676,"median":-4.161002,"eighty":-3.444677,"marketCap":881478077},{"date":"2025-09-05","current":-6.109154,"twenty":-4.960735,"median":-4.182702,"eighty":-3.444897,"marketCap":897520302},{"date":"2025-09-12","current":-6.132143,"twenty":-5.040932,"median":-4.347804,"eighty":-3.444897,"marketCap":900897613},{"date":"2025-09-19","current":-6.344785,"twenty":-5.126857,"median":-4.528246,"eighty":-3.456143,"marketCap":932137736},{"date":"2025-09-26","current":-6.459727,"twenty":-5.172683,"median":-4.559752,"eighty":-3.461903,"marketCap":949024289},{"date":"2025-10-03","current":-6.488462,"twenty":-5.229967,"median":-4.608442,"eighty":-3.468599,"marketCap":953245928},{"date":"2025-10-10","current":-6.356279,"twenty":-5.666629,"median":-4.622763,"eighty":-3.473423,"marketCap":933826391},{"date":"2025-10-17","current":-6.614898,"twenty":-5.747088,"median":-4.654269,"eighty":-3.496464,"marketCap":971821136},{"date":"2025-10-24","current":-7.344778,"twenty":-5.925248,"median":-4.720145,"eighty":-3.502225,"marketCap":1079050749},{"date":"2025-10-31","current":34.371463,"twenty":-5.971224,"median":-4.725873,"eighty":-3.502225,"marketCap":1135564402},{"date":"2025-11-07","current":32.480255,"twenty":-5.948236,"median":-4.685775,"eighty":-3.461903,"marketCap":1073082677},{"date":"2025-11-14","current":30.741155,"twenty":-5.930995,"median":-4.639949,"eighty":-3.444622,"marketCap":1015626281},{"date":"2025-11-21","current":28.66958,"twenty":-5.925248,"median":-4.617035,"eighty":-3.38126,"marketCap":947185575},{"date":"2025-11-28","current":31.07363,"twenty":-5.92065,"median":-4.59985,"eighty":-3.355915,"marketCap":1026610592},{"date":"2025-12-05","current":33.094055,"twenty":-5.78157,"median":-4.551159,"eighty":-3.339786,"marketCap":1093361405},{"date":"2025-12-12","current":33.503256,"twenty":-5.747088,"median":-4.519653,"eighty":-3.316745,"marketCap":1106880556},{"date":"2025-12-19","current":31.53398,"twenty":-5.747088,"median":-4.27339,"eighty":-3.304073,"marketCap":1041819638},{"date":"2025-12-26","current":31.201505,"twenty":-5.719502,"median":-4.182702,"eighty":-3.199236,"marketCap":1030835327},{"date":"2026-01-02","current":30.485405,"twenty":-5.696513,"median":-4.161002,"eighty":-3.141634,"marketCap":1007176812},{"date":"2026-01-09","current":31.99433,"twenty":-5.682721,"median":-4.133877,"eighty":-3.006844,"marketCap":1057028684},{"date":"2026-01-16","current":35.242356,"twenty":-5.670077,"median":-4.104038,"eighty":-2.874359,"marketCap":1164336952},{"date":"2026-01-23","current":36.265356,"twenty":-5.655135,"median":-4.082339,"eighty":29.523785,"marketCap":1198134831},{"date":"2026-01-30","current":35.370231,"twenty":-5.578124,"median":-4.036226,"eighty":30.546785,"marketCap":1168561687},{"date":"2026-02-06","current":35.012181,"twenty":-5.430998,"median":-3.990114,"eighty":30.945755,"marketCap":1156732429},{"date":"2026-02-13","current":35.677131,"twenty":-5.317229,"median":-3.976551,"eighty":31.058285,"marketCap":1178701051},{"date":"2026-02-20","current":37.390656,"twenty":-5.229967,"median":-3.9657,"eighty":31.201505,"marketCap":1235312499},{"date":"2026-02-27","current":0.000001,"twenty":-5.18414,"median":-3.927725,"eighty":31.457255,"marketCap":44},{"date":"2026-03-06","current":30.000155,"twenty":-5.18029,"median":-3.88975,"eighty":31.32433,"marketCap":1168176047},{"date":"2026-03-13","current":28.610857,"twenty":-5.178412,"median":-3.802949,"eighty":31.303805,"marketCap":1114078170},{"date":"2026-03-20","current":30.521142,"twenty":-5.172683,"median":-3.775824,"eighty":31.201505,"marketCap":1188462752},{"date":"2026-03-27","current":31.302622,"twenty":-5.166955,"median":-3.724286,"eighty":31.303805,"marketCap":1218892808},{"date":"2026-04-02","current":31.172376,"twenty":-5.166697,"median":-3.699874,"eighty":31.350379,"marketCap":1213821132},{"date":"2026-04-10","current":32.626797,"twenty":-5.14856,"median":-3.667324,"eighty":31.455113,"marketCap":1270454848},{"date":"2026-04-17","current":31.152165,"twenty":-5.130294,"median":-3.597635,"eighty":31.53398,"marketCap":1213034166},{"date":"2026-04-24","current":31.889238,"twenty":-5.117053,"median":-3.564248,"eighty":31.539095,"marketCap":1241735044},{"date":"2026-05-01","current":35.035147,"twenty":-5.064831,"median":-3.536955,"eighty":31.764155,"marketCap":1380174573},{"date":"2026-05-08","current":33.076554,"twenty":-5.052388,"median":-3.502225,"eighty":31.889796,"marketCap":1303017765},{"date":"2026-05-15","current":33.676777,"twenty":-5.043223,"median":-3.471011,"eighty":32.025444,"marketCap":1326662935},{"date":"2026-05-22","current":32.73357,"twenty":-5.013436,"median":-3.456143,"eighty":32.266448,"marketCap":1289506239},{"date":"2026-05-29","current":32.304839,"twenty":-4.996251,"median":-3.444897,"eighty":32.359088,"marketCap":1272616832},{"date":"2026-06-05","current":31.340196,"twenty":-4.979066,"median":-3.410061,"eighty":32.323855,"marketCap":1234615666},{"date":"2026-06-12","current":31.404505,"twenty":-4.965318,"median":-3.38126,"eighty":32.302644,"marketCap":1237149077},{"date":"2026-06-18","current":32.390585,"twenty":-4.958444,"median":-3.358219,"eighty":32.303375,"marketCap":1275994713},{"date":"2026-06-26","current":33.269483,"twenty":-4.950424,"median":-3.346698,"eighty":32.37488,"marketCap":1310617998},{"date":"2026-07-02","current":30.654227,"twenty":-4.942404,"median":-3.340938,"eighty":32.390585,"marketCap":1207592614},{"date":"2026-07-10","current":30.932902,"twenty":-4.936676,"median":-3.329417,"eighty":32.388208,"marketCap":1218570729},{"date":"2026-07-17","current":30.611354,"twenty":-4.930947,"median":-3.315017,"eighty":32.376791,"marketCap":1205903674},{"date":"2026-07-24","current":31.061521,"twenty":-4.925219,"median":-3.312137,"eighty":32.365795,"marketCap":1223637551},{"date":"2026-07-31","current":24.786854,"twenty":-4.920637,"median":-3.294856,"eighty":32.35238,"marketCap":1057977279},{"date":"2026-08-07","current":26.935313,"twenty":-4.920637,"median":-3.196932,"eighty":32.304839,"marketCap":1149679964},{"date":"2026-08-14","current":27.552,"twenty":-4.914908,"median":-3.14509,"eighty":32.30118,"marketCap":1176002031},{"date":"2026-08-21","current":27.452535,"twenty":-4.90918,"median":-3.093247,"eighty":32.257765,"marketCap":1171756537}],"updateTime":1787560875670},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"NPKI\",pageSize:20,pageCount:1,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"21628160","market":"us","labels":[],"media":"sec.gov","original_id":"AN195004726008271-NPKI","pdf_url":"","pub_time":1786939200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"NPKI","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/000195004726008271/0001950047-26-008271-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000195004726008271/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE7Sn7PKBC9ezQUMGT","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2026-08-17 12:00","pubTimestamp":1786939200,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21560013","market":"us","labels":[],"media":"sec.gov","original_id":"AN210011926001510-NPKI","pdf_url":"","pub_time":1785470400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","symbol":"NPKI","title":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/000210011926001510/0002100119-26-001510-index.htm","us_notice_code":"Form SCHEDULE 13G","us_title_en":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000210011926001510/xslSCHEDULE_13G_X02/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"SCHEDULE 13G","id":"NTFILEAKn8hNtCsyh7kYqw","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2026-07-31 12:00","pubTimestamp":1785470400,"title_zh":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21554288","market":"us","labels":[],"media":"sec.gov","original_id":"AN7182926000044-NPKI","pdf_url":"","pub_time":1785384000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"NPKI","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/0000071829-26-000044-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent.htm","primary":true,"translateUrl":"","linkName":"npkq22026investorpresent.htm","type":"EX-99.1","id":"NTFILE4LVvTAAF8h1KP8ED","market":"us","size":49327},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/nr-20260730.htm","primary":false,"translateUrl":"","linkName":"nr-20260730.htm","type":"8-K","id":"NTFILE6Pk2fu62ZkfX32gg","market":"us","size":33638},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent001.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent001.jpg","type":"GRAPHIC","id":"NTFILEHEfV99kvS2xDPCr5","market":"us","size":111060},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent002.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent002.jpg","type":"GRAPHIC","id":"NTFILEHoiaUWLrJBEgnzaa","market":"us","size":276704},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent003.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent003.jpg","type":"GRAPHIC","id":"NTFILE2ow2CXzTrtP4UYmc","market":"us","size":82245},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent004.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent004.jpg","type":"GRAPHIC","id":"NTFILEGuXDvdfBy4yLuBnR","market":"us","size":107959},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent005.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent005.jpg","type":"GRAPHIC","id":"NTFILE2p7htHwHyB8rKmGs","market":"us","size":152888},{"description":"","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent006.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent006.jpg","type":"GRAPHIC","id":"NTFILEFgzpcPmfUZEeTY1M","market":"us","size":175586},{"description":"","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent007.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent007.jpg","type":"GRAPHIC","id":"NTFILEE3EVDG9FRM8r2nwM","market":"us","size":161443},{"description":"","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent008.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent008.jpg","type":"GRAPHIC","id":"NTFILE3zApagxjyvVeU9Mn","market":"us","size":134897},{"description":"","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent009.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent009.jpg","type":"GRAPHIC","id":"NTFILE6pB7hjBfiPetSQmJ","market":"us","size":142377},{"description":"","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent010.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent010.jpg","type":"GRAPHIC","id":"NTFILE5ygwSDzi3EmrABU4","market":"us","size":111607},{"description":"","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent011.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent011.jpg","type":"GRAPHIC","id":"NTFILEC2FD5QQ6e7dBsCkH","market":"us","size":82441},{"description":"","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent012.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent012.jpg","type":"GRAPHIC","id":"NTFILE5VEPi3fFjBsnhgMF","market":"us","size":202902},{"description":"","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent013.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent013.jpg","type":"GRAPHIC","id":"NTFILE6f6THSmzZDrDryU5","market":"us","size":57984},{"description":"","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent014.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent014.jpg","type":"GRAPHIC","id":"NTFILECVQVxL2mbRi9KjHn","market":"us","size":78425},{"description":"","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent015.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent015.jpg","type":"GRAPHIC","id":"NTFILEEscXTESprcKbYMbb","market":"us","size":96251},{"description":"","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent016.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent016.jpg","type":"GRAPHIC","id":"NTFILE87GjLRazHEn4mNAn","market":"us","size":74685},{"description":"","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent017.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent017.jpg","type":"GRAPHIC","id":"NTFILE12EMC23PKSE69hmV","market":"us","size":84411},{"description":"","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent018.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent018.jpg","type":"GRAPHIC","id":"NTFILE9QDsRAerGwobxD3J","market":"us","size":120268},{"description":"","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent019.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent019.jpg","type":"GRAPHIC","id":"NTFILE3FcyoicgeCNsWR3Z","market":"us","size":146601},{"description":"","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent020.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent020.jpg","type":"GRAPHIC","id":"NTFILE9vu9rkkh1pxQAe8E","market":"us","size":101638},{"description":"","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent021.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent021.jpg","type":"GRAPHIC","id":"NTFILEDevvhj78ToNfUFpj","market":"us","size":178362},{"description":"","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent022.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent022.jpg","type":"GRAPHIC","id":"NTFILE5no8tBBJXg6e7qJQ","market":"us","size":78298},{"description":"","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent023.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent023.jpg","type":"GRAPHIC","id":"NTFILEcNqBUCMPc9JwX2uf","market":"us","size":190043},{"description":"","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent024.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent024.jpg","type":"GRAPHIC","id":"NTFILE4zpEgYDkX3Uf5XR2","market":"us","size":109066},{"description":"","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent025.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent025.jpg","type":"GRAPHIC","id":"NTFILE4BqMpKRuR1rbzfrk","market":"us","size":86507},{"description":"","seq":31,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent026.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent026.jpg","type":"GRAPHIC","id":"NTFILEBbes9SkZBLeQNbvT","market":"us","size":89199},{"description":"","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent027.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent027.jpg","type":"GRAPHIC","id":"NTFILEBMumb2rQjhbfCogq","market":"us","size":107099},{"description":"","seq":33,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent028.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent028.jpg","type":"GRAPHIC","id":"NTFILE7XsX2Dzn8ZtvuGmW","market":"us","size":104640},{"description":"","seq":34,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent029.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent029.jpg","type":"GRAPHIC","id":"NTFILE9iPAxsB3QYH2UMta","market":"us","size":115274},{"description":"","seq":35,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent030.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent030.jpg","type":"GRAPHIC","id":"NTFILECtdtaX6fNZFeUY1m","market":"us","size":100710},{"description":"","seq":36,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent031.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent031.jpg","type":"GRAPHIC","id":"NTFILE7xYovWxDUKG19Cne","market":"us","size":105592},{"description":"","seq":37,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent032.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent032.jpg","type":"GRAPHIC","id":"NTFILEGNkWAiccUMPQ1xAz","market":"us","size":99098},{"description":"","seq":38,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/npkq22026investorpresent033.jpg","primary":false,"translateUrl":"","linkName":"npkq22026investorpresent033.jpg","type":"GRAPHIC","id":"NTFILECptCQLAsQcAm47ok","market":"us","size":95435},{"description":"","seq":39,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000044/nr-20260730_g1.jpg","primary":false,"translateUrl":"","linkName":"nr-20260730_g1.jpg","type":"GRAPHIC","id":"NTFILEFi16j4SZ4e4XTVE3","market":"us","size":6518}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-07-30 12:00","pubTimestamp":1785384000,"title_zh":"Form 8-K - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21554228","market":"us","labels":[],"media":"sec.gov","original_id":"AN7182926000042-NPKI","pdf_url":"","pub_time":1785384000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"NPKI","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000042/0000071829-26-000042-index.htm","us_notice_code":"Form 10-Q","us_title_en":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000042/nr-20260630.htm","primary":true,"translateUrl":"","linkName":"nr-20260630.htm","type":"10-Q","id":"NTFILE7dwXRoo1ZjoeLqTw","market":"us","size":835861},{"description":"EX-10.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000042/a2026q210qexhibit101.htm","primary":false,"translateUrl":"","linkName":"a2026q210qexhibit101.htm","type":"EX-10.1","id":"NTFILEAMnmTUYXgPcJyUng","market":"us","size":51490},{"description":"EX-10.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000042/a2026q210qexhibit102.htm","primary":false,"translateUrl":"","linkName":"a2026q210qexhibit102.htm","type":"EX-10.2","id":"NTFILEVaV3uWVcqVKsTUuh","market":"us","size":84265},{"description":"EX-10.3","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000042/a2026q210qexhibit103.htm","primary":false,"translateUrl":"","linkName":"a2026q210qexhibit103.htm","type":"EX-10.3","id":"NTFILE6aCRss6r1yMxfLLa","market":"us","size":28496},{"description":"EX-10.4","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000042/a2026q210qexhibit104.htm","primary":false,"translateUrl":"","linkName":"a2026q210qexhibit104.htm","type":"EX-10.4","id":"NTFILEAn7pobLPD5wxdJ2T","market":"us","size":14735},{"description":"EX-19.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000042/a2026q210qexhibit191.htm","primary":false,"translateUrl":"","linkName":"a2026q210qexhibit191.htm","type":"EX-19.1","id":"NTFILEkxeS6GxvjRSmCho8","market":"us","size":73528},{"description":"EX-31.1","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000042/a2026q210qexhibit311.htm","primary":false,"translateUrl":"","linkName":"a2026q210qexhibit311.htm","type":"EX-31.1","id":"NTFILEDDa1MYuMgsUJnm9E","market":"us","size":8474},{"description":"EX-31.2","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000042/a2026q210qexhibit312.htm","primary":false,"translateUrl":"","linkName":"a2026q210qexhibit312.htm","type":"EX-31.2","id":"NTFILE5xD94DzB8DbaHikx","market":"us","size":8488},{"description":"EX-32.1","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000042/a2026q210qexhibit321.htm","primary":false,"translateUrl":"","linkName":"a2026q210qexhibit321.htm","type":"EX-32.1","id":"NTFILE52vHiwCiUw7dxa5c","market":"us","size":4718},{"description":"EX-32.2","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000042/a2026q210qexhibit322.htm","primary":false,"translateUrl":"","linkName":"a2026q210qexhibit322.htm","type":"EX-32.2","id":"NTFILE5Y1J1nkxWHZaVfXh","market":"us","size":5046},{"description":"","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000042/image_0.jpg","primary":false,"translateUrl":"","linkName":"image_0.jpg","type":"GRAPHIC","id":"NTFILE88GBBkfCynRVWRX8","market":"us","size":1180},{"description":"","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000042/nr-20260630_g1.jpg","primary":false,"translateUrl":"","linkName":"nr-20260630_g1.jpg","type":"GRAPHIC","id":"NTFILEC8JmYmxVz2yEqKA1","market":"us","size":6518}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2026-07-30 12:00","pubTimestamp":1785384000,"title_zh":"Form 10-Q - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21549512","market":"us","labels":[],"media":"sec.gov","original_id":"AN7182926000039-NPKI","pdf_url":"","pub_time":1785356943000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"NPKI","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/0000071829-26-000039-index.html","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000039/a2026q28k-erex991.htm","primary":true,"translateUrl":"","linkName":"a2026q28k-erex991.htm","type":"EX-99.1","id":"NTFILE6L1f5qpz35Jb1j2y","market":"us","size":316774},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000039/nr-20260729.htm","primary":false,"translateUrl":"","linkName":"nr-20260729.htm","type":"8-K","id":"NTFILE6y13LnAWSEDgSYcN","market":"us","size":32170},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000039/npklogoa.jpg","primary":false,"translateUrl":"","linkName":"npklogoa.jpg","type":"GRAPHIC","id":"NTFILE8btrGQFsAAfNz3FQ","market":"us","size":6518},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000039/nr-20260729_g1.jpg","primary":false,"translateUrl":"","linkName":"nr-20260729_g1.jpg","type":"GRAPHIC","id":"NTFILE5HcSDby33CDtjQH5","market":"us","size":6518}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-07-30 04:29","pubTimestamp":1785356943,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21549506","market":"us","labels":[],"media":"sec.gov","original_id":"AN201238326002914-NPKI","pdf_url":"","pub_time":1785352795000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]","symbol":"NPKI","title":"Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/0002012383-26-002914-index.html","us_notice_code":"Form SCHEDULE 13G/A","us_title_en":"Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000201238326002914/xslSCHEDULE_13G_X02/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"SCHEDULE 13G/A","id":"NTFILEC2zpXMcywsXN7mPj","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2026-07-30 03:19","pubTimestamp":1785352795,"title_zh":"Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21544962","market":"us","labels":[],"media":"sec.gov","original_id":"AN7182926000036-NPKI","pdf_url":"","pub_time":1785270311000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"NPKI","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/0000071829-26-000036-index.html","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000036/a20268kjuly28exhibit991.htm","primary":true,"translateUrl":"","linkName":"a20268kjuly28exhibit991.htm","type":"EX-99.1","id":"NTFILEGhwqKxwi8dcqSRMN","market":"us","size":6460},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000036/nr-20260728.htm","primary":false,"translateUrl":"","linkName":"nr-20260728.htm","type":"8-K","id":"NTFILEHbQcyRA9bzXS9BCo","market":"us","size":33418},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000036/image_0a.jpg","primary":false,"translateUrl":"","linkName":"image_0a.jpg","type":"GRAPHIC","id":"NTFILEBasB14TeaPQef98H","market":"us","size":4004},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000036/nr-20260728_g1.jpg","primary":false,"translateUrl":"","linkName":"nr-20260728_g1.jpg","type":"GRAPHIC","id":"NTFILEEMFYfC8ciKRQe633","market":"us","size":6518}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-07-29 04:25","pubTimestamp":1785270311,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21369630","market":"us","labels":[],"media":"sec.gov","original_id":"AN195004726005775-NPKI","pdf_url":"","pub_time":1780891200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"NPKI","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/000195004726005775/0001950047-26-005775-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000195004726005775/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE8FuNBfCMVHTAJ2pR","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2026-06-08 12:00","pubTimestamp":1780891200,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21352747","market":"us","labels":[],"media":"sec.gov","original_id":"AN195004726005573-NPKI","pdf_url":"","pub_time":1780459200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"NPKI","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/000195004726005573/0001950047-26-005573-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000195004726005573/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE64AHxNcxZVkL24Xo","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2026-06-03 12:00","pubTimestamp":1780459200,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21347465","market":"us","labels":[],"media":"sec.gov","original_id":"AN195004726005493-NPKI","pdf_url":"","pub_time":1780432329000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"NPKI","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/0001950047-26-005493-index.html","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000195004726005493/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE4e8eD5H8CSH4B2KJ","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2026-06-03 04:32","pubTimestamp":1780432329,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21290463","market":"us","labels":[],"media":"sec.gov","original_id":"AN7182926000032-NPKI","pdf_url":"","pub_time":1779249600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"NPKI","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000032/0000071829-26-000032-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.07: Submission of Matters to a Vote of Security Holders;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000032/nr-20260520_g1.jpg","primary":true,"translateUrl":"","linkName":"nr-20260520_g1.jpg","type":"GRAPHIC","id":"NTFILEBE6DcAppt8jhKqAa","market":"us","size":6518},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000032/nr-20260520.htm","primary":false,"translateUrl":"","linkName":"nr-20260520.htm","type":"8-K","id":"NTFILEB9sGz5qLzWNmyBgX","market":"us","size":49174}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-05-20 12:00","pubTimestamp":1779249600,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.07: Submission of Matters to a Vote of Security Holders;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21269041","market":"us","labels":[],"media":"sec.gov","original_id":"AN195004726004613-NPKI","pdf_url":"","pub_time":1778817600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"NPKI","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/000195004726004613/0001950047-26-004613-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000195004726004613/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILEFnWrjc1UzgzJBSbV","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2026-05-15 12:00","pubTimestamp":1778817600,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21200511","market":"us","labels":[],"media":"sec.gov","original_id":"AN7182926000030-NPKI","pdf_url":"","pub_time":1777608000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"NPKI","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/0000071829-26-000030-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent.htm","primary":true,"translateUrl":"","linkName":"npkq12026investorpresent.htm","type":"EX-99.1","id":"NTFILE2Vbc2ZyjUe2M2xMq","market":"us","size":49050},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/nr-20260501.htm","primary":false,"translateUrl":"","linkName":"nr-20260501.htm","type":"8-K","id":"NTFILEA72LzrRdnpXBNh1F","market":"us","size":33335},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent001.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent001.jpg","type":"GRAPHIC","id":"NTFILEBPhAMQ7KYi9YftUz","market":"us","size":111427},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent002.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent002.jpg","type":"GRAPHIC","id":"NTFILE9VH43VDp8m81uyXL","market":"us","size":277170},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent003.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent003.jpg","type":"GRAPHIC","id":"NTFILE6pBgB5oUmUkigKPo","market":"us","size":82245},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent004.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent004.jpg","type":"GRAPHIC","id":"NTFILECv6zA7UJN34BX3bJ","market":"us","size":108489},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent005.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent005.jpg","type":"GRAPHIC","id":"NTFILEFFLQpDEQjLW5RgaY","market":"us","size":152992},{"description":"","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent006.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent006.jpg","type":"GRAPHIC","id":"NTFILEFaUfrAdeVMDB6RzK","market":"us","size":170821},{"description":"","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent007.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent007.jpg","type":"GRAPHIC","id":"NTFILE21pYsYBrKLZ1GsUA","market":"us","size":157984},{"description":"","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent008.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent008.jpg","type":"GRAPHIC","id":"NTFILEGuMWvDM8HQjCnqcf","market":"us","size":135657},{"description":"","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent009.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent009.jpg","type":"GRAPHIC","id":"NTFILEHsCn5aGhrAwN67vG","market":"us","size":141050},{"description":"","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent010.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent010.jpg","type":"GRAPHIC","id":"NTFILEExRfj9XF7QouS9NN","market":"us","size":111648},{"description":"","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent011.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent011.jpg","type":"GRAPHIC","id":"NTFILE7HdURCoA6oxaZYi5","market":"us","size":82441},{"description":"","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent012.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent012.jpg","type":"GRAPHIC","id":"NTFILExV4V7VUVMaRuXh2u","market":"us","size":205669},{"description":"","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent013.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent013.jpg","type":"GRAPHIC","id":"NTFILE9ybwAKe8PXkAUSSA","market":"us","size":56702},{"description":"","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent014.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent014.jpg","type":"GRAPHIC","id":"NTFILEFJxg8hKozpm7J9J6","market":"us","size":78158},{"description":"","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent015.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent015.jpg","type":"GRAPHIC","id":"NTFILE9gVNAxDtn1H3MGuP","market":"us","size":91656},{"description":"","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent016.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent016.jpg","type":"GRAPHIC","id":"NTFILE4zdsdZWNJ1kbb4g5","market":"us","size":74789},{"description":"","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent017.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent017.jpg","type":"GRAPHIC","id":"NTFILEEKhsZxsQGT3bwh1e","market":"us","size":84411},{"description":"","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent018.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent018.jpg","type":"GRAPHIC","id":"NTFILEAzJ9DjWDS71h7huJ","market":"us","size":120210},{"description":"","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent019.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent019.jpg","type":"GRAPHIC","id":"NTFILEG8K5WeU4N1psuqsT","market":"us","size":145161},{"description":"","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent020.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent020.jpg","type":"GRAPHIC","id":"NTFILEBMMFtrP3eCq8oK4v","market":"us","size":109934},{"description":"","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent021.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent021.jpg","type":"GRAPHIC","id":"NTFILE8EZPUG2dAf7wbmHe","market":"us","size":178371},{"description":"","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent022.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent022.jpg","type":"GRAPHIC","id":"NTFILE6PkdftvMVyLg5SmK","market":"us","size":78298},{"description":"","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent023.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent023.jpg","type":"GRAPHIC","id":"NTFILE4Eg6JBxuDTMkQ9nV","market":"us","size":190023},{"description":"","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent024.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent024.jpg","type":"GRAPHIC","id":"NTFILE8eK54WibaNHFBSmd","market":"us","size":108828},{"description":"","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent025.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent025.jpg","type":"GRAPHIC","id":"NTFILE12jGsiCoQtM2ZBk8","market":"us","size":88506},{"description":"","seq":31,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent026.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent026.jpg","type":"GRAPHIC","id":"NTFILE5deq49fmPrnQomTG","market":"us","size":98298},{"description":"","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent027.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent027.jpg","type":"GRAPHIC","id":"NTFILEDuwHWBuf7AwvZCAk","market":"us","size":107382},{"description":"","seq":33,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent028.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent028.jpg","type":"GRAPHIC","id":"NTFILEFFB3cHUviE4kuQTq","market":"us","size":66205},{"description":"","seq":34,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent029.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent029.jpg","type":"GRAPHIC","id":"NTFILEHTrDrmYpyk5gepzS","market":"us","size":103815},{"description":"","seq":35,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent030.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent030.jpg","type":"GRAPHIC","id":"NTFILEJDzW8eKpbNbJNQ4f","market":"us","size":62695},{"description":"","seq":36,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent031.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent031.jpg","type":"GRAPHIC","id":"NTFILEFQxYDb6hZMKBgcX9","market":"us","size":95241},{"description":"","seq":37,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent032.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent032.jpg","type":"GRAPHIC","id":"NTFILE96b3dygbuUCHrrfU","market":"us","size":104007},{"description":"","seq":38,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent033.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent033.jpg","type":"GRAPHIC","id":"NTFILEDK9jHxWKKcmbLjWi","market":"us","size":97496},{"description":"","seq":39,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/npkq12026investorpresent034.jpg","primary":false,"translateUrl":"","linkName":"npkq12026investorpresent034.jpg","type":"GRAPHIC","id":"NTFILE5ZsvXKVUL5BQgwmb","market":"us","size":94919},{"description":"","seq":40,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000030/nr-20260501_g1.jpg","primary":false,"translateUrl":"","linkName":"nr-20260501_g1.jpg","type":"GRAPHIC","id":"NTFILEDaZVaX7zimXEgpTG","market":"us","size":6518}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-05-01 12:00","pubTimestamp":1777608000,"title_zh":"Form 8-K - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21200471","market":"us","labels":[],"media":"sec.gov","original_id":"AN7182926000028-NPKI","pdf_url":"","pub_time":1777608000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"NPKI","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000028/0000071829-26-000028-index.htm","us_notice_code":"Form 10-Q","us_title_en":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000028/nr-20260331.htm","primary":true,"translateUrl":"","linkName":"nr-20260331.htm","type":"10-Q","id":"NTFILEGm83unm8YUj5LKTx","market":"us","size":594679},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000028/a2026q110qexhibit311.htm","primary":false,"translateUrl":"","linkName":"a2026q110qexhibit311.htm","type":"EX-31.1","id":"NTFILEEjvcNQdXhCqiDURW","market":"us","size":8507},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000028/a2026q110qexhibit312.htm","primary":false,"translateUrl":"","linkName":"a2026q110qexhibit312.htm","type":"EX-31.2","id":"NTFILE5e5ChNLn84oCJS8H","market":"us","size":8473},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000028/a2026q110qexhibit321.htm","primary":false,"translateUrl":"","linkName":"a2026q110qexhibit321.htm","type":"EX-32.1","id":"NTFILE5zFYSfQfTc7nBDGR","market":"us","size":4775},{"description":"EX-32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000028/a2026q110qexhibit322.htm","primary":false,"translateUrl":"","linkName":"a2026q110qexhibit322.htm","type":"EX-32.2","id":"NTFILE2NbpgsTNjzUz4rrY","market":"us","size":5099},{"description":"","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000028/nr-20260331_g1.jpg","primary":false,"translateUrl":"","linkName":"nr-20260331_g1.jpg","type":"GRAPHIC","id":"NTFILEDp4f16nmAo4JTYKA","market":"us","size":6518}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2026-05-01 12:00","pubTimestamp":1777608000,"title_zh":"Form 10-Q - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21198857","market":"us","labels":[],"media":"sec.gov","original_id":"AN7182926000026-NPKI","pdf_url":"","pub_time":1777521600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"NPKI","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000026/0000071829-26-000026-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000026/a2026q18k-erex991.htm","primary":true,"translateUrl":"","linkName":"a2026q18k-erex991.htm","type":"EX-99.1","id":"NTFILE9j4rk931ZTRvjs9E","market":"us","size":251679},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000026/nr-20260430.htm","primary":false,"translateUrl":"","linkName":"nr-20260430.htm","type":"8-K","id":"NTFILE5kR18cspZJ4q9L8M","market":"us","size":31478},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000026/npklogo.jpg","primary":false,"translateUrl":"","linkName":"npklogo.jpg","type":"GRAPHIC","id":"NTFILEAw4HbWrcqxDuSAcA","market":"us","size":6518},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000026/nr-20260430_g1.jpg","primary":false,"translateUrl":"","linkName":"nr-20260430_g1.jpg","type":"GRAPHIC","id":"NTFILE3aQ9ZW2Cepjy4VGM","market":"us","size":6518}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-04-30 12:00","pubTimestamp":1777521600,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20980712","market":"us","labels":[],"media":"sec.gov","original_id":"AN35420426000567-NPKI","pdf_url":"","pub_time":1775707200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]","symbol":"NPKI","title":"Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/000035420426000567/0000354204-26-000567-index.htm","us_notice_code":"Form SCHEDULE 13G/A","us_title_en":"Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000035420426000567/xslSCHEDULE_13G_X02/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"SCHEDULE 13G/A","id":"NTFILEHu9UfpgsYM8KV4aa","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2026-04-09 12:00","pubTimestamp":1775707200,"title_zh":"Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20810110","market":"us","labels":[],"media":"sec.gov","original_id":"AN195004726002323-NPKI","pdf_url":"","pub_time":1772773200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"NPKI","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/000195004726002323/0001950047-26-002323-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000195004726002323/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE9NdowK5XXjmRoMh8","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2026-03-06 13:00","pubTimestamp":1772773200,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20799245","market":"us","labels":[],"media":"sec.gov","original_id":"AN195004726002165-NPKI","pdf_url":"","pub_time":1772600400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"NPKI","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/000195004726002165/0001950047-26-002165-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000195004726002165/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILEFhAGD9wzUXkbXP3d","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2026-03-04 13:00","pubTimestamp":1772600400,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20776787","market":"us","labels":[],"media":"sec.gov","original_id":"AN7182926000009-NPKI","pdf_url":"","pub_time":1772168400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"NPKI","title":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000009/0000071829-26-000009-index.htm","us_notice_code":"Form 10-K","us_title_en":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000009/nr-20251231.htm","primary":true,"translateUrl":"","linkName":"nr-20251231.htm","type":"10-K","id":"NTFILE5oE4yZ1mYBYVAB3m","market":"us","size":1719797},{"description":"EX-10.13","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000009/a2025q410kexhibit1013.htm","primary":false,"translateUrl":"","linkName":"a2025q410kexhibit1013.htm","type":"EX-10.13","id":"NTFILE48KE92ffKL5gvZsw","market":"us","size":57117},{"description":"EX-10.15","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000009/a2025q410kexhibit1015.htm","primary":false,"translateUrl":"","linkName":"a2025q410kexhibit1015.htm","type":"EX-10.15","id":"NTFILE58DdnosC91SVmxgq","market":"us","size":10764},{"description":"EX-10.30","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000009/a2025q410kexhibit1030.htm","primary":false,"translateUrl":"","linkName":"a2025q410kexhibit1030.htm","type":"EX-10.30","id":"NTFILE71Q59EVPcvtngV7W","market":"us","size":108882},{"description":"EX-10.31","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000009/a2025q410kexhibit1031.htm","primary":false,"translateUrl":"","linkName":"a2025q410kexhibit1031.htm","type":"EX-10.31","id":"NTFILE9AoDBB27nKUrBGHL","market":"us","size":117811},{"description":"EX-21.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000009/a2025q410kexhibit211.htm","primary":false,"translateUrl":"","linkName":"a2025q410kexhibit211.htm","type":"EX-21.1","id":"NTFILE8L8f5E5tToTWHyVV","market":"us","size":9423},{"description":"EX-23.1","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000009/a2025q410kexhibit231.htm","primary":false,"translateUrl":"","linkName":"a2025q410kexhibit231.htm","type":"EX-23.1","id":"NTFILEDamohLbzWdw75fxH","market":"us","size":2366},{"description":"EX-31.1","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000009/a2025q410kexhibit311.htm","primary":false,"translateUrl":"","linkName":"a2025q410kexhibit311.htm","type":"EX-31.1","id":"NTFILE4c6sjaYsgCjLjhVD","market":"us","size":9885},{"description":"EX-31.2","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000009/a2025q410kexhibit312.htm","primary":false,"translateUrl":"","linkName":"a2025q410kexhibit312.htm","type":"EX-31.2","id":"NTFILED2JxVQu5jU6vB2Jn","market":"us","size":10172},{"description":"EX-32.1","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000009/a2025q410kexhibit321.htm","primary":false,"translateUrl":"","linkName":"a2025q410kexhibit321.htm","type":"EX-32.1","id":"NTFILE3m6HohgE8arWKU74","market":"us","size":4617},{"description":"EX-32.2","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000009/a2025q410kexhibit322.htm","primary":false,"translateUrl":"","linkName":"a2025q410kexhibit322.htm","type":"EX-32.2","id":"NTFILEFa6dYqeQXKADrEeS","market":"us","size":4579},{"description":"","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000009/nr-20251231_g1.jpg","primary":false,"translateUrl":"","linkName":"nr-20251231_g1.jpg","type":"GRAPHIC","id":"NTFILE2ZLLn4fzUUuPPLZm","market":"us","size":6518},{"description":"","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000009/nr-20251231_g2.jpg","primary":false,"translateUrl":"","linkName":"nr-20251231_g2.jpg","type":"GRAPHIC","id":"NTFILE6xz1Asm24Z73k1nJ","market":"us","size":117573}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2026-02-27 13:00","pubTimestamp":1772168400,"title_zh":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20776790","market":"us","labels":[],"media":"sec.gov","original_id":"AN7182926000006-NPKI","pdf_url":"","pub_time":1772082000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"NPKI","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/0000071829-26-000006-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent.htm","primary":true,"translateUrl":"","linkName":"npkq42025investorpresent.htm","type":"EX-99.1","id":"NTFILE67BdGV8xHR76G4Dv","market":"us","size":49578},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/nr-20260226.htm","primary":false,"translateUrl":"","linkName":"nr-20260226.htm","type":"8-K","id":"NTFILEDPdx4dmpdcmf2Wf1","market":"us","size":32961},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent001.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent001.jpg","type":"GRAPHIC","id":"NTFILEHPWgLFTkPVBgoJnz","market":"us","size":113115},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent002.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent002.jpg","type":"GRAPHIC","id":"NTFILE5tv58E8nopNgcYcz","market":"us","size":277239},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent003.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent003.jpg","type":"GRAPHIC","id":"NTFILE7MGiZij2KkFMizLM","market":"us","size":81874},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent004.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent004.jpg","type":"GRAPHIC","id":"NTFILEAbSA5kUwqCV8zkGi","market":"us","size":107459},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent005.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent005.jpg","type":"GRAPHIC","id":"NTFILEDn4YLMnm1EoRZ8Bo","market":"us","size":152864},{"description":"","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent006.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent006.jpg","type":"GRAPHIC","id":"NTFILEE2KeHm4BdcnFyAs3","market":"us","size":170672},{"description":"","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent007.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent007.jpg","type":"GRAPHIC","id":"NTFILE2DXs3BKC7iTsLjxm","market":"us","size":157670},{"description":"","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent008.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent008.jpg","type":"GRAPHIC","id":"NTFILE8ST2Kj9coJknaMrA","market":"us","size":135620},{"description":"","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent009.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent009.jpg","type":"GRAPHIC","id":"NTFILE6ZvnzWcmSSb23oJf","market":"us","size":139981},{"description":"","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent010.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent010.jpg","type":"GRAPHIC","id":"NTFILEFpQtfqc7P5HChQMQ","market":"us","size":111626},{"description":"","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent011.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent011.jpg","type":"GRAPHIC","id":"NTFILECH34YoRrHPeXtNVV","market":"us","size":82097},{"description":"","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent012.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent012.jpg","type":"GRAPHIC","id":"NTFILEBuxEHvcMq2RTRA5E","market":"us","size":208487},{"description":"","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent013.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent013.jpg","type":"GRAPHIC","id":"NTFILEGQksKMb5v8gQEkPe","market":"us","size":70363},{"description":"","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent014.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent014.jpg","type":"GRAPHIC","id":"NTFILE3wM9VPKkw5JEzQNT","market":"us","size":78111},{"description":"","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent015.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent015.jpg","type":"GRAPHIC","id":"NTFILE3vaZGGZqXFNMYYES","market":"us","size":91330},{"description":"","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent016.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent016.jpg","type":"GRAPHIC","id":"NTFILEGpCumDsxhkbN2sqB","market":"us","size":74407},{"description":"","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent017.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent017.jpg","type":"GRAPHIC","id":"NTFILEC5nchQQgEoFdn4V6","market":"us","size":84035},{"description":"","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent018.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent018.jpg","type":"GRAPHIC","id":"NTFILE5JTEDDJmxcq6XEg1","market":"us","size":125384},{"description":"","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent019.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent019.jpg","type":"GRAPHIC","id":"NTFILEDjH6JTFyskv7iMup","market":"us","size":143491},{"description":"","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent020.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent020.jpg","type":"GRAPHIC","id":"NTFILEFXNsgDYeXNpFzQns","market":"us","size":108474},{"description":"","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent021.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent021.jpg","type":"GRAPHIC","id":"NTFILE5Xdzn5jbzAEJuBRa","market":"us","size":178522},{"description":"","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent022.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent022.jpg","type":"GRAPHIC","id":"NTFILEHDMMw24ok1JnWyCL","market":"us","size":77921},{"description":"","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent023.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent023.jpg","type":"GRAPHIC","id":"NTFILEHC3rLAEcBGxR6zCy","market":"us","size":189951},{"description":"","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent024.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent024.jpg","type":"GRAPHIC","id":"NTFILEGQ7DJkoDB6s5J36G","market":"us","size":141300},{"description":"","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent025.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent025.jpg","type":"GRAPHIC","id":"NTFILE4xTnGMkGCAwUPwko","market":"us","size":99256},{"description":"","seq":31,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent026.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent026.jpg","type":"GRAPHIC","id":"NTFILEEQD2PLaafwRuQNhe","market":"us","size":110610},{"description":"","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent027.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent027.jpg","type":"GRAPHIC","id":"NTFILE8A4QrhGydrCpdLGf","market":"us","size":122631},{"description":"","seq":33,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent028.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent028.jpg","type":"GRAPHIC","id":"NTFILEERrWtjGtTDpTrci9","market":"us","size":75723},{"description":"","seq":34,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent029.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent029.jpg","type":"GRAPHIC","id":"NTFILEArmMcrZ1SFrijJtT","market":"us","size":117682},{"description":"","seq":35,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent030.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent030.jpg","type":"GRAPHIC","id":"NTFILEEg9t6bjQF56Zfyv8","market":"us","size":70642},{"description":"","seq":36,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent031.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent031.jpg","type":"GRAPHIC","id":"NTFILEC7gcNZ1r4KJb6vx3","market":"us","size":96692},{"description":"","seq":37,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent032.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent032.jpg","type":"GRAPHIC","id":"NTFILE3hKseQL2du2zauUg","market":"us","size":105248},{"description":"","seq":38,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent033.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent033.jpg","type":"GRAPHIC","id":"NTFILEBU7smwuhMFvvaYWc","market":"us","size":99173},{"description":"","seq":39,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/npkq42025investorpresent034.jpg","primary":false,"translateUrl":"","linkName":"npkq42025investorpresent034.jpg","type":"GRAPHIC","id":"NTFILEDLj3UTvCGdqdufqc","market":"us","size":95515},{"description":"","seq":40,"linkUrl":"https://www.sec.gov/Archives/edgar/data/71829/000007182926000006/nr-20260226_g1.jpg","primary":false,"translateUrl":"","linkName":"nr-20260226_g1.jpg","type":"GRAPHIC","id":"NTFILE3wGhdwm8L2y9bS7f","market":"us","size":6518}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2026-02-26 13:00","pubTimestamp":1772082000,"title_zh":"Form 8-K - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":3,"pageCount":1,"totalSize":57,"code":"91000000","status":"200"}]}}