美股详情

本页面由Tiger Trade Technology Pte. Ltd.提供服务

科佩斯控股

37.19

-1.3400-3.48%

盘后：37.190.00000.00%16:10 EDT

成交量：32.76万

成交额：1,227.48万

市值：7.29亿

市盈率：13.57

高：38.11

开：38.01

低：37.07

收：38.53

52周最高：39.27

52周最低：22.99

股本：1,961.39万

流通股本：1,868.22万

量比：1.05

换手率：1.75%

股息：0.32

股息率：0.86%

每股收益(TTM):2.74

每股收益(LYR):2.74

净资产收益率：10.53%

总资产收益率：7.91%

市净率：1.27

市盈率(LYR):13.57

数据加载中...

总览公司新闻资讯公告

关联方拟减持公告

Form 144 - Report of proposed sale of securities

年度报告

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

重要事件披露

Form 8-K - Current report

重要事件披露

Form 8-K - Current report

重要事件披露

Form 8-K/A - Current report: [Amend]

季度报告

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

重要事件披露

Form 8-K - Current report

重要事件披露

Form 8-K - Current report

关联方拟减持公告

Form 144 - Report of proposed sale of securities

关联方拟减持公告

Form 144 - Report of proposed sale of securities

季度报告

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

重要事件披露

Form 8-K - Current report

重要事件披露

Form 8-K - Current report

重要事件披露

Form 8-K - Current report

季度报告

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

重要事件披露

Form 8-K - Current report

员工持股计划

Form S-8 - Securities to be offered to employees in employee benefit plans

关联方拟减持公告

Form 144 - Report of proposed sale of securities

年度报告

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

重要事件披露

Form 8-K - Current report

{"basename":"/hans","ssrTDKData":{"titleTemplate":"%s - 老虎证券","title":"老虎证券全球投资理财平台| 一站式投资美股新股港股A股","description":"老虎证券助您一站式投资美股，新股，港股，A股等全球金融理财产品。新加坡华人最信赖的在线投资平台，现在加入即享低费用，24/5 无时差炒美股投资理财！","keywords":"老虎证券,老虎证券开户,老虎券商,老虎证券官网,老虎证券app,tigertrade老虎证券,股票,炒股,新加坡股票交易平台,投资,投资理财","social":{"ogDescription":"老虎证券助您一站式投资美股，新股，港股，A股等全球金融理财产品。新加坡华人最信赖的在线投资平台，现在加入即享低费用，24/5 无时差炒美股投资理财！","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.be62fbe1.png","ogUrl":"https://www.itiger.com/hans/stock/KOP/filings"},"companyName":"老虎证券"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental","symbol":"KOP","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"KOP\",,,,,undefined,":{"symbol":"KOP","market":"US","secType":"STK","nameCN":"科佩斯控股","latestPrice":37.19,"timestamp":1773172800000,"preClose":38.53,"halted":0,"volume":327560,"hourTrading":{"tag":"盘后","latestPrice":37.19,"preClose":37.19,"latestTime":"16:10 EDT","volume":3120,"amount":116032.8,"timestamp":1773173405112,"change":0,"changeRate":0,"amplitude":0},"delay":0,"changeRate":-0.034778094990916254,"floatShares":18682206,"shares":19613926,"eps":2.74,"marketStatus":"已收盘","change":-1.34,"latestTime":"03-10 16:00:00 EDT","open":38.01,"high":38.105,"low":37.07,"amount":12274800.018374,"amplitude":0.026862,"askPrice":0,"askSize":0,"bidPrice":0,"bidSize":0,"shortable":3,"etf":0,"ttmEps":2.74,"tradingStatus":0,"nextMarketStatus":{"tag":"盘前交易","tradingStatus":1,"beginTime":1773216000000},"marketStatusCode":5,"adr":0,"adrRate":0,"listingDate":1138770000000,"exchange":"NYSE","adjPreClose":38.53,"dividendRate":0.008604,"postHourTrading":{"tag":"盘后","latestPrice":37.19,"preClose":37.19,"latestTime":"16:10 EDT","volume":3120,"amount":116032.8,"timestamp":1773173405112,"change":0,"changeRate":0,"amplitude":0},"volumeRatio":1.052222,"impliedVol":0.1537,"impliedVolPercentile":0.0518},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"KOP\",,,,,undefined,":{"symbol":"KOP","floatShares":18682206,"roa":"7.91%","roe":"10.53%","lyrEps":2.74,"volumeRatio":1.052222,"shares":19613926,"dividePrice":0.32,"high":38.105,"amplitude":0.026862,"preClose":38.53,"low":37.07,"week52Low":22.99,"pbRate":"1.27","psRate":"0.39","week52High":39.27,"institutionHeld":0.8776,"latestPrice":37.19,"eps":2.74,"divideRate":0.008604,"volume":327560,"delay":0,"ttmEps":2.74,"open":38.01,"prevYearClose":27.08,"prevWeekClose":37.55,"prevMonthClose":37.8,"prevQuarterClose":27.08,"fiveDayClose":36.73,"twentyDayClose":32.5,"sixtyDayClose":28.78,"dividendPayoutRate":0.11345715290620498,"dividendFrequency":"Q","dividendGrowthYears":3,"dividendGrowthRate":0.14285714285714277,"fiveYearAvgDividendRate":0.008060436081985312},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/KOP\",params:#limit:5,,,undefined,":[{"date":"2026-03-06","symbol":"KOP","amount":0.09,"announcedDate":"2026-02-11","type":"dividend","lastAmount":null,"market":"US","newRecordDate":"2026-03-06","defaultRemindTime":1772807400000,"name":"科佩斯控股","lastCurrency":null,"lastExecuteDate":null,"recordDate":"2026-03-23","payableDate":"2026-03-06","currency":"USD","dateTimestamp":1772773200000,"payDate":"2026-03-23"},{"date":"2026-02-26","symbol":"KOP","type":"earning","reportTimeType":"pre","market":"US","fiscalQuarterEnding":"2025/12","expectedEps":0.59,"defaultRemindTime":1772096400000,"name":null,"time":"盘前","dateTimestamp":1772082000000,"actualEps":null},{"date":"2025-11-28","symbol":"KOP","amount":0.08,"announcedDate":"2025-11-06","type":"dividend","lastAmount":null,"market":"US","newRecordDate":"2025-11-28","defaultRemindTime":1764340200000,"name":"科佩斯控股","lastCurrency":null,"lastExecuteDate":null,"recordDate":"2025-12-16","payableDate":"2025-11-28","currency":"USD","dateTimestamp":1764306000000,"payDate":"2025-12-16"},{"market":"US","date":"2025-11-07","symbol":"KOP","fiscalQuarterEnding":"2025/09","expectedEps":1.25,"name":null,"time":"盘前","type":"earning","dateTimestamp":1762491600000,"reportTimeType":"pre","actualEps":1.21},{"date":"2025-08-29","symbol":"KOP","amount":0.08,"announcedDate":"2025-08-07","type":"dividend","lastAmount":null,"market":"US","newRecordDate":"2025-08-29","defaultRemindTime":1756474200000,"name":"科佩斯控股","lastCurrency":null,"lastExecuteDate":null,"recordDate":"2025-09-15","payableDate":"2025-08-29","currency":"USD","dateTimestamp":1756440000000,"payDate":"2025-09-15"}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"KOP\",market:\"US\",,,undefined,":[{"executeDate":"2022-03-17","recordDate":"2022-03-18","paymentDate":"2022-04-04","value":0.05,"currency":"USD"},{"executeDate":"2022-05-26","recordDate":"2022-05-27","paymentDate":"2022-06-13","value":0.05,"currency":"USD"},{"executeDate":"2022-08-25","recordDate":"2022-08-26","paymentDate":"2022-09-12","value":0.05,"currency":"USD"},{"executeDate":"2022-11-23","recordDate":"2022-11-25","paymentDate":"2022-12-12","value":0.05,"currency":"USD"},{"executeDate":"2023-03-09","recordDate":"2023-03-10","paymentDate":"2023-03-27","value":0.06,"currency":"USD"}],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"KOP\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.6667,"buy":0.3333,"hold":0,"sell":0,"strongSell":0,"meanLabel":"STRONG BUY","meanPercent":0.6667,"analysts":3,"updateTime":1710302400000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/KOP\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"KOP","date":"2026-03-09","current":13.572993,"percent":0.827221,"low":4.056108,"twenty":6.895927,"median":9.541246,"eighty":12.507016,"high":42.772978,"avg":12.644418,"sd":9.495528,"marketCap":737457855},"quantilePoints":[{"date":"2021-03-12","current":6.445432,"twenty":-16.350864,"median":6.937067,"eighty":24.285776,"marketCap":786342734},{"date":"2021-03-19","current":6.443703,"twenty":-16.272935,"median":6.937067,"eighty":24.285776,"marketCap":786131749},{"date":"2021-03-26","current":6.11339,"twenty":-16.135359,"median":6.929352,"eighty":24.276961,"marketCap":745833530},{"date":"2021-04-01","current":5.988874,"twenty":-16.084135,"median":6.929352,"eighty":24.276961,"marketCap":730642578},{"date":"2021-04-09","current":5.952989,"twenty":-15.936674,"median":6.937067,"eighty":24.285776,"marketCap":726264599},{"date":"2021-04-16","current":6.013911,"twenty":-15.89845,"median":6.937067,"eighty":24.285776,"marketCap":733697131},{"date":"2021-04-23","current":5.954729,"twenty":-15.674348,"median":6.937067,"eighty":24.285776,"marketCap":726476957},{"date":"2021-04-30","current":5.785887,"twenty":-15.555894,"median":6.937067,"eighty":24.285776,"marketCap":705878224},{"date":"2021-05-07","current":5.436253,"twenty":-15.527081,"median":6.937067,"eighty":24.285776,"marketCap":811632543},{"date":"2021-05-14","current":5.002201,"twenty":-15.527081,"median":6.937067,"eighty":24.285776,"marketCap":746828672},{"date":"2021-05-21","current":4.824364,"twenty":-15.527081,"median":6.937067,"eighty":24.285776,"marketCap":720277596},{"date":"2021-05-28","current":4.932489,"twenty":-15.527081,"median":6.937067,"eighty":24.285776,"marketCap":736420650},{"date":"2021-06-04","current":4.871313,"twenty":-15.527081,"median":6.937067,"eighty":24.285776,"marketCap":727287080},{"date":"2021-06-11","current":4.736157,"twenty":-15.330125,"median":6.937067,"eighty":24.285776,"marketCap":707108262},{"date":"2021-06-18","current":4.403246,"twenty":-15.226796,"median":6.937067,"eighty":24.285776,"marketCap":657404647},{"date":"2021-06-25","current":4.532712,"twenty":-15.137251,"median":6.937067,"eighty":24.285776,"marketCap":676733831},{"date":"2021-07-02","current":4.57397,"twenty":-15.104488,"median":6.937067,"eighty":24.285776,"marketCap":682893681},{"date":"2021-07-09","current":4.460154,"twenty":-15.021596,"median":6.937067,"eighty":24.285776,"marketCap":665900992},{"date":"2021-07-16","current":4.168501,"twenty":-14.860334,"median":6.937067,"eighty":24.285776,"marketCap":622357227},{"date":"2021-07-23","current":4.285162,"twenty":-14.826172,"median":6.937067,"eighty":24.285776,"marketCap":639774733},{"date":"2021-07-30","current":4.369101,"twenty":-14.568407,"median":6.937067,"eighty":24.285776,"marketCap":652306841},{"date":"2021-08-06","current":4.464916,"twenty":-13.813744,"median":6.937067,"eighty":24.285776,"marketCap":656342604},{"date":"2021-08-13","current":4.503042,"twenty":-13.158461,"median":6.937067,"eighty":24.285776,"marketCap":661947133},{"date":"2021-08-20","current":4.362231,"twenty":-12.469016,"median":6.937067,"eighty":24.285776,"marketCap":641247948},{"date":"2021-08-27","current":4.813696,"twenty":-12.201933,"median":6.937067,"eighty":24.285776,"marketCap":707613376},{"date":"2021-09-03","current":4.835471,"twenty":-12.111871,"median":6.937067,"eighty":24.285776,"marketCap":710814281},{"date":"2021-09-10","current":4.610464,"twenty":-12.031125,"median":6.937067,"eighty":24.285776,"marketCap":677738264},{"date":"2021-09-17","current":4.28239,"twenty":-11.92864,"median":6.937067,"eighty":24.285776,"marketCap":629511297},{"date":"2021-09-24","current":4.53643,"twenty":-11.816838,"median":6.937067,"eighty":24.285776,"marketCap":666855187},{"date":"2021-10-01","current":4.678692,"twenty":-11.650987,"median":6.937067,"eighty":24.285776,"marketCap":687767766},{"date":"2021-10-08","current":4.819503,"twenty":-11.328903,"median":6.929352,"eighty":24.276961,"marketCap":708466951},{"date":"2021-10-15","current":4.855795,"twenty":-11.236629,"median":6.929352,"eighty":24.276961,"marketCap":713801792},{"date":"2021-10-22","current":5.002412,"twenty":-11.177097,"median":6.929352,"eighty":24.276961,"marketCap":735354552},{"date":"2021-10-29","current":5.093866,"twenty":-11.090776,"median":6.929352,"eighty":24.276961,"marketCap":748798352},{"date":"2021-11-05","current":8.747571,"twenty":-10.933017,"median":6.946447,"eighty":24.276961,"marketCap":713801792},{"date":"2021-11-12","current":9.034295,"twenty":-10.879438,"median":6.992612,"eighty":24.276961,"marketCap":737198499},{"date":"2021-11-19","current":8.436361,"twenty":-10.822883,"median":7.057832,"eighty":24.276961,"marketCap":688407037},{"date":"2021-11-26","current":8.230086,"twenty":-10.724655,"median":7.150172,"eighty":24.276961,"marketCap":671575048},{"date":"2021-12-03","current":8.078644,"twenty":-10.635358,"median":7.207604,"eighty":24.276961,"marketCap":659217386},{"date":"2021-12-10","current":8.300585,"twenty":-10.54606,"median":7.338125,"eighty":24.276961,"marketCap":677327753},{"date":"2021-12-17","current":7.752261,"twenty":-10.441879,"median":7.413472,"eighty":24.276961,"marketCap":632584492},{"date":"2021-12-23","current":8.112588,"twenty":-10.310909,"median":7.464939,"eighty":24.276961,"marketCap":661987207},{"date":"2021-12-31","current":8.172643,"twenty":2.937714,"median":7.546529,"eighty":24.276961,"marketCap":666887659},{"date":"2022-01-07","current":8.329307,"twenty":3.253419,"median":7.63139,"eighty":24.268145,"marketCap":679671448},{"date":"2022-01-14","current":8.21442,"twenty":3.424956,"median":7.660874,"eighty":24.268145,"marketCap":670296669},{"date":"2022-01-21","current":7.825371,"twenty":3.532209,"median":7.714709,"eighty":24.268145,"marketCap":638550260},{"date":"2022-01-28","current":7.851482,"twenty":3.682232,"median":7.753436,"eighty":24.25933,"marketCap":640680892},{"date":"2022-02-04","current":7.679151,"twenty":3.898482,"median":7.792235,"eighty":24.25933,"marketCap":626618724},{"date":"2022-02-11","current":7.559042,"twenty":4.032121,"median":7.792235,"eighty":24.25933,"marketCap":616817819},{"date":"2022-02-18","current":7.760094,"twenty":4.167904,"median":7.836386,"eighty":24.25933,"marketCap":633223681},{"date":"2022-02-25","current":7.257151,"twenty":4.212605,"median":7.836386,"eighty":24.25933,"marketCap":618309261},{"date":"2022-03-04","current":7.047089,"twenty":4.275508,"median":7.836386,"eighty":24.25933,"marketCap":600411956},{"date":"2022-03-11","current":7.032084,"twenty":4.312895,"median":7.836386,"eighty":24.25933,"marketCap":599133577},{"date":"2022-03-18","current":7.477216,"twenty":4.344615,"median":7.836386,"eighty":24.25933,"marketCap":637058818},{"date":"2022-03-25","current":7.072096,"twenty":4.360489,"median":7.836386,"eighty":24.25933,"marketCap":602542588},{"date":"2022-04-01","current":6.874538,"twenty":4.373682,"median":7.836386,"eighty":24.25933,"marketCap":585710599},{"date":"2022-04-08","current":6.156825,"twenty":4.400963,"median":7.836386,"eighty":24.25933,"marketCap":524561475},{"date":"2022-04-14","current":6.711989,"twenty":4.422719,"median":7.836386,"eighty":24.25933,"marketCap":571861494},{"date":"2022-04-22","current":6.333886,"twenty":4.439667,"median":7.836386,"eighty":24.25933,"marketCap":539647072},{"date":"2022-04-29","current":6.016448,"twenty":4.459016,"median":7.836386,"eighty":24.25933,"marketCap":512601330},{"date":"2022-05-06","current":6.539048,"twenty":4.495153,"median":7.836386,"eighty":24.25933,"marketCap":510699676},{"date":"2022-05-13","current":6.638009,"twenty":4.504015,"median":7.836386,"eighty":24.25933,"marketCap":518428493},{"date":"2022-05-20","current":6.610937,"twenty":4.535686,"median":7.836386,"eighty":24.25933,"marketCap":516314184},{"date":"2022-05-27","current":7.266075,"twenty":4.552468,"median":7.836386,"eighty":24.25933,"marketCap":567480455},{"date":"2022-06-03","current":7.585522,"twenty":4.581937,"median":7.836386,"eighty":24.25933,"marketCap":592429297},{"date":"2022-06-10","current":7.214639,"twenty":4.608856,"median":7.836386,"eighty":24.25933,"marketCap":563463268},{"date":"2022-06-17","current":5.955799,"twenty":4.63251,"median":7.836386,"eighty":24.25933,"marketCap":465147914},{"date":"2022-06-24","current":6.410606,"twenty":4.647337,"median":7.847402,"eighty":24.268145,"marketCap":500668300},{"date":"2022-07-01","current":6.172374,"twenty":4.677008,"median":7.847402,"eighty":24.268145,"marketCap":482062383},{"date":"2022-07-08","current":5.934142,"twenty":4.682978,"median":7.847402,"eighty":24.268145,"marketCap":463456467},{"date":"2022-07-15","current":5.825854,"twenty":4.72407,"median":7.847402,"eighty":24.268145,"marketCap":454999232},{"date":"2022-07-22","current":6.142595,"twenty":4.742754,"median":7.847402,"eighty":24.268145,"marketCap":479736644},{"date":"2022-07-29","current":6.372705,"twenty":4.766554,"median":7.847402,"eighty":24.268145,"marketCap":497708267},{"date":"2022-08-05","current":7.986641,"twenty":4.77828,"median":7.851482,"eighty":24.268145,"marketCap":502359747},{"date":"2022-08-12","current":8.81018,"twenty":4.803593,"median":7.888036,"eighty":24.268145,"marketCap":554160310},{"date":"2022-08-19","current":8.348863,"twenty":4.82242,"median":7.916758,"eighty":24.268145,"marketCap":525143469},{"date":"2022-08-26","current":8.122948,"twenty":4.834641,"median":7.952322,"eighty":24.268145,"marketCap":510933459},{"date":"2022-09-02","current":7.49504,"twenty":4.858407,"median":7.954251,"eighty":24.268145,"marketCap":471437989},{"date":"2022-09-09","current":7.677764,"twenty":4.875581,"median":7.954251,"eighty":24.268145,"marketCap":482931380},{"date":"2022-09-16","current":7.219291,"twenty":4.895568,"median":7.954251,"eighty":24.268145,"marketCap":454093418},{"date":"2022-09-23","current":7.019955,"twenty":4.951188,"median":7.954251,"eighty":24.268145,"marketCap":441555173},{"date":"2022-09-30","current":6.903676,"twenty":5.002787,"median":7.954251,"eighty":24.268145,"marketCap":434241197},{"date":"2022-10-07","current":7.199358,"twenty":5.051188,"median":7.954251,"eighty":24.268145,"marketCap":452839593},{"date":"2022-10-14","current":7.312315,"twenty":5.090963,"median":7.954251,"eighty":24.268145,"marketCap":459944598},{"date":"2022-10-21","current":7.737565,"twenty":5.163745,"median":7.954251,"eighty":24.268145,"marketCap":486692853},{"date":"2022-10-28","current":8.348863,"twenty":5.203331,"median":7.996702,"eighty":24.268145,"marketCap":525143469},{"date":"2022-11-04","current":8.065233,"twenty":5.413108,"median":8.021201,"eighty":24.268145,"marketCap":579083718},{"date":"2022-11-11","current":8.242779,"twenty":5.645532,"median":8.028626,"eighty":24.268145,"marketCap":591831501},{"date":"2022-11-18","current":8.458162,"twenty":5.725924,"median":8.060367,"eighty":24.268145,"marketCap":607296025},{"date":"2022-11-25","current":8.589138,"twenty":5.773736,"median":8.0756,"eighty":24.268145,"marketCap":616700127},{"date":"2022-12-02","current":8.865644,"twenty":5.823853,"median":8.099693,"eighty":24.268145,"marketCap":636553232},{"date":"2022-12-09","current":8.955872,"twenty":5.837766,"median":8.123445,"eighty":24.268145,"marketCap":643031613},{"date":"2022-12-16","current":8.752131,"twenty":5.861506,"median":8.15389,"eighty":24.268145,"marketCap":628403010},{"date":"2022-12-23","current":8.533837,"twenty":5.90059,"median":8.185698,"eighty":24.268145,"marketCap":612729506},{"date":"2022-12-30","current":8.207852,"twenty":5.916712,"median":8.21442,"eighty":24.268145,"marketCap":589323741},{"date":"2023-01-06","current":8.545479,"twenty":5.916712,"median":8.21442,"eighty":24.268145,"marketCap":613565426},{"date":"2023-01-13","current":9.331338,"twenty":5.916712,"median":8.21442,"eighty":24.268145,"marketCap":669990040},{"date":"2023-01-20","current":9.214914,"twenty":5.916712,"median":8.21442,"eighty":24.268145,"marketCap":661630838},{"date":"2023-01-27","current":9.424476,"twenty":5.916712,"median":8.21442,"eighty":24.268145,"marketCap":676677401},{"date":"2023-02-03","current":10.268546,"twenty":5.916712,"median":8.21442,"eighty":24.268145,"marketCap":737281616},{"date":"2023-02-10","current":9.732998,"twenty":5.916712,"median":8.21442,"eighty":24.268145,"marketCap":698829287},{"date":"2023-02-17","current":10.096822,"twenty":5.916712,"median":8.21442,"eighty":24.268145,"marketCap":724951793},{"date":"2023-02-24","current":9.997862,"twenty":5.916712,"median":8.21442,"eighty":24.268145,"marketCap":717846471},{"date":"2023-03-03","current":12.33723,"twenty":5.916712,"median":8.21442,"eighty":24.120051,"marketCap":782180393},{"date":"2023-03-10","current":11.036153,"twenty":5.916712,"median":8.21442,"eighty":23.769185,"marketCap":699692128},{"date":"2023-03-17","current":10.438184,"twenty":5.916712,"median":8.21442,"eighty":23.644809,"marketCap":661780854},{"date":"2023-03-24","current":10.783166,"twenty":5.916712,"median":8.21442,"eighty":23.53421,"marketCap":683652743},{"date":"2023-03-31","current":11.489559,"twenty":5.918314,"median":8.21442,"eighty":23.315158,"marketCap":728438038},{"date":"2023-04-06","current":10.98687,"twenty":5.918314,"median":8.21442,"eighty":23.215732,"marketCap":696567572},{"date":"2023-04-14","current":11.413991,"twenty":5.915111,"median":8.211136,"eighty":22.939677,"marketCap":723647053},{"date":"2023-04-21","current":11.19386,"twenty":5.915111,"median":8.211136,"eighty":22.703728,"marketCap":709690705},{"date":"2023-04-28","current":10.605747,"twenty":5.915111,"median":8.211136,"eighty":22.389349,"marketCap":672404343},{"date":"2023-05-05","current":10.287049,"twenty":5.915111,"median":8.211136,"eighty":21.971534,"marketCap":652198884},{"date":"2023-05-12","current":9.284835,"twenty":5.911907,"median":8.200692,"eighty":22.141434,"marketCap":650866937},{"date":"2023-05-19","current":9.513613,"twenty":5.911907,"median":8.200692,"eighty":22.141434,"marketCap":666904298},{"date":"2023-05-26","current":8.955038,"twenty":5.911907,"median":8.200692,"eighty":22.141434,"marketCap":627748143},{"date":"2023-06-02","current":8.672779,"twenty":5.911907,"median":8.200692,"eighty":22.141434,"marketCap":607961788},{"date":"2023-06-09","current":9.804786,"twenty":5.911907,"median":8.200692,"eighty":22.141434,"marketCap":687315486},{"date":"2023-06-16","current":10.191035,"twenty":5.911907,"median":8.200692,"eighty":22.141434,"marketCap":714391550},{"date":"2023-06-23","current":9.786959,"twenty":5.911736,"median":8.193531,"eighty":22.149568,"marketCap":686065821},{"date":"2023-06-30","current":10.006824,"twenty":5.911565,"median":8.189615,"eighty":22.157703,"marketCap":701478350},{"date":"2023-07-07","current":10.012766,"twenty":5.911565,"median":8.189615,"eighty":22.157703,"marketCap":701894905},{"date":"2023-07-14","current":10.630765,"twenty":5.911565,"median":8.189615,"eighty":22.157703,"marketCap":745216608},{"date":"2023-07-21","current":10.924908,"twenty":5.911565,"median":8.189615,"eighty":22.157703,"marketCap":765836073},{"date":"2023-07-28","current":10.835774,"twenty":5.911565,"median":8.189615,"eighty":22.157703,"marketCap":759587750},{"date":"2023-08-04","current":9.647591,"twenty":5.911565,"median":8.189615,"eighty":22.157703,"marketCap":799785292},{"date":"2023-08-11","current":9.723595,"twenty":5.911565,"median":8.189615,"eighty":21.706147,"marketCap":806086063},{"date":"2023-08-18","current":9.796611,"twenty":5.911565,"median":8.189615,"eighty":20.944753,"marketCap":812139014},{"date":"2023-08-25","current":9.298094,"twenty":5.911565,"median":8.189615,"eighty":20.160442,"marketCap":770811970},{"date":"2023-09-01","current":9.640509,"twenty":5.911565,"median":8.189615,"eighty":19.9432,"marketCap":799198222},{"date":"2023-09-08","current":9.429017,"twenty":5.911565,"median":8.189615,"eighty":19.870383,"marketCap":781665537},{"date":"2023-09-15","current":9.600225,"twenty":5.911565,"median":8.189615,"eighty":19.749629,"marketCap":795858663},{"date":"2023-09-22","current":10.423533,"twenty":5.911565,"median":8.189615,"eighty":19.452642,"marketCap":864110901},{"date":"2023-09-29","current":10.141544,"twenty":5.911565,"median":8.189615,"eighty":19.306518,"marketCap":840733988},{"date":"2023-10-06","current":9.554905,"twenty":5.911565,"median":8.189615,"eighty":18.991251,"marketCap":792101659},{"date":"2023-10-13","current":9.700936,"twenty":5.911565,"median":8.189615,"eighty":18.630624,"marketCap":804207561},{"date":"2023-10-20","current":9.149546,"twenty":5.911565,"median":8.189615,"eighty":18.544445,"marketCap":758497346},{"date":"2023-10-27","current":8.965749,"twenty":5.911051,"median":8.184963,"eighty":18.466331,"marketCap":743260608},{"date":"2023-11-02","current":9.29054,"twenty":5.911051,"median":8.184963,"eighty":18.375716,"marketCap":770185803},{"date":"2023-11-10","current":9.188958,"twenty":5.910883,"median":8.179603,"eighty":18.231686,"marketCap":827925104},{"date":"2023-11-17","current":9.789845,"twenty":5.910883,"median":8.179603,"eighty":18.108958,"marketCap":882065075},{"date":"2023-11-24","current":10.023267,"twenty":5.910883,"median":8.179603,"eighty":18.016589,"marketCap":903096372},{"date":"2023-12-01","current":10.439266,"twenty":5.910883,"median":8.179603,"eighty":17.928366,"marketCap":940577891},{"date":"2023-12-08","current":10.309844,"twenty":5.911051,"median":8.184963,"eighty":17.774797,"marketCap":928916974},{"date":"2023-12-15","current":10.515533,"twenty":5.911051,"median":8.184963,"eighty":17.669875,"marketCap":947449503},{"date":"2023-12-22","current":11.38682,"twenty":5.911051,"median":8.184963,"eighty":17.421463,"marketCap":1025952461},{"date":"2023-12-29","current":12.017752,"twenty":5.910883,"median":8.179603,"eighty":17.245811,"marketCap":1082799432},{"date":"2024-01-05","current":10.788243,"twenty":5.910714,"median":8.174243,"eighty":17.004095,"marketCap":972020720},{"date":"2024-01-12","current":11.42842,"twenty":5.910714,"median":8.174243,"eighty":16.618744,"marketCap":1029700613},{"date":"2024-01-19","current":11.38682,"twenty":5.910546,"median":8.173443,"eighty":16.355484,"marketCap":1025952461},{"date":"2024-01-26","current":12.008507,"twenty":5.910714,"median":8.174243,"eighty":16.194285,"marketCap":1081966509},{"date":"2024-02-02","current":12.170285,"twenty":5.910714,"median":8.174243,"eighty":15.850903,"marketCap":1096542655},{"date":"2024-02-09","current":11.775086,"twenty":5.910714,"median":8.174243,"eighty":15.608628,"marketCap":1060935212},{"date":"2024-02-16","current":12.075529,"twenty":5.910714,"median":8.174243,"eighty":15.057309,"marketCap":1088005198},{"date":"2024-02-23","current":12.054729,"twenty":5.910714,"median":8.174243,"eighty":13.541658,"marketCap":1086131122},{"date":"2024-03-01","current":13.347587,"twenty":5.910883,"median":8.179603,"eighty":12.61214,"marketCap":1190604793},{"date":"2024-03-08","current":12.404628,"twenty":5.910883,"median":8.179603,"eighty":12.42113,"marketCap":1106492833},{"date":"2024-03-15","current":12.497525,"twenty":5.910883,"median":8.179603,"eighty":12.413115,"marketCap":1114779247},{"date":"2024-03-22","current":12.893782,"twenty":5.910883,"median":8.179603,"eighty":12.413115,"marketCap":1150125390},{"date":"2024-03-28","current":12.979203,"twenty":5.910883,"median":8.179603,"eighty":12.413115,"marketCap":1157744918},{"date":"2024-04-05","current":13.064624,"twenty":5.910714,"median":8.174243,"eighty":12.364189,"marketCap":1165364446},{"date":"2024-04-12","current":13.337496,"twenty":5.910714,"median":8.174243,"eighty":12.364189,"marketCap":1189704604},{"date":"2024-04-19","current":12.611419,"twenty":5.910714,"median":8.174243,"eighty":12.364189,"marketCap":1124938618},{"date":"2024-04-26","current":12.703959,"twenty":5.910883,"median":8.179603,"eighty":12.413115,"marketCap":1133193106},{"date":"2024-05-03","current":12.554472,"twenty":5.910883,"median":8.179603,"eighty":12.35071,"marketCap":1119858933},{"date":"2024-05-10","current":12.023572,"twenty":5.910883,"median":8.179603,"eighty":12.170819,"marketCap":922208004},{"date":"2024-05-17","current":12.424358,"twenty":5.910883,"median":8.179603,"eighty":12.140057,"marketCap":952948270},{"date":"2024-05-24","current":11.946179,"twenty":5.910883,"median":8.179603,"eighty":12.067132,"marketCap":916271952},{"date":"2024-05-31","current":11.946179,"twenty":5.910883,"median":8.179603,"eighty":12.04076,"marketCap":916271952},{"date":"2024-06-07","current":11.802449,"twenty":5.910883,"median":8.179603,"eighty":12.026568,"marketCap":905247856},{"date":"2024-06-14","current":11.130788,"twenty":5.910714,"median":8.174243,"eighty":11.951707,"marketCap":853731409},{"date":"2024-06-21","current":10.743822,"twenty":5.910546,"median":8.173443,"eighty":11.92577,"marketCap":824051152},{"date":"2024-06-28","current":10.284991,"twenty":5.90919,"median":8.162816,"eighty":11.898499,"marketCap":788858846},{"date":"2024-07-05","current":10.163374,"twenty":5.90919,"median":8.162816,"eighty":11.845423,"marketCap":779530765},{"date":"2024-07-12","current":10.0307,"twenty":5.90919,"median":8.162816,"eighty":11.793953,"marketCap":769354677},{"date":"2024-07-15","current":10.05834,"twenty":5.90919,"median":8.162816,"eighty":11.778435,"marketCap":771474695},{"date":"2024-08-02","current":10.616676,"twenty":5.889261,"median":8.124289,"eighty":11.583991,"marketCap":814299067},{"date":"2024-08-09","current":9.542766,"twenty":5.889261,"median":8.124289,"eighty":11.496778,"marketCap":753878543},{"date":"2024-08-16","current":9.740172,"twenty":5.889261,"median":8.124289,"eighty":11.475288,"marketCap":769473600},{"date":"2024-08-23","current":9.776535,"twenty":5.889261,"median":8.124289,"eighty":11.414441,"marketCap":772346301},{"date":"2024-08-30","current":10.124584,"twenty":5.889261,"median":8.124289,"eighty":11.365442,"marketCap":799842158},{"date":"2024-09-06","current":9.657056,"twenty":5.889261,"median":8.124289,"eighty":11.33594,"marketCap":762907425},{"date":"2024-09-13","current":9.521992,"twenty":5.889261,"median":8.124289,"eighty":11.238798,"marketCap":752237391},{"date":"2024-09-20","current":9.719393,"twenty":5.889261,"median":8.124289,"eighty":11.192956,"marketCap":767832056},{"date":"2024-09-27","current":9.618095,"twenty":5.889261,"median":8.124289,"eighty":11.120264,"marketCap":759829530},{"date":"2024-10-04","current":9.14797,"twenty":5.889261,"median":8.124289,"eighty":10.998659,"marketCap":722689605},{"date":"2024-10-11","current":9.498616,"twenty":5.889261,"median":8.124289,"eighty":10.933905,"marketCap":750390654},{"date":"2024-10-18","current":9.83108,"twenty":5.889261,"median":8.124289,"eighty":10.889256,"marketCap":776655353},{"date":"2024-10-25","current":9.025893,"twenty":5.889261,"median":8.124289,"eighty":10.821212,"marketCap":713045536},{"date":"2024-10-31","current":8.909011,"twenty":5.889261,"median":8.124289,"eighty":10.773696,"marketCap":703811852},{"date":"2024-11-08","current":9.877833,"twenty":5.888124,"median":8.123445,"eighty":10.6846,"marketCap":780348826},{"date":"2024-11-15","current":10.083456,"twenty":5.888124,"median":8.123445,"eighty":10.616676,"marketCap":761300898},{"date":"2024-11-22","current":10.142517,"twenty":5.888124,"median":8.123445,"eighty":10.574313,"marketCap":765760062},{"date":"2024-11-29","current":10.325072,"twenty":5.888124,"median":8.123445,"eighty":10.515533,"marketCap":779542932},{"date":"2024-12-06","current":9.718346,"twenty":5.888124,"median":8.123445,"eighty":10.475411,"marketCap":733735157},{"date":"2024-12-13","current":9.068667,"twenty":5.888124,"median":8.123445,"eighty":10.423533,"marketCap":684684354},{"date":"2024-12-20","current":8.416303,"twenty":5.888124,"median":8.123445,"eighty":10.327858,"marketCap":635430861},{"date":"2024-12-27","current":8.657919,"twenty":5.888124,"median":8.123445,"eighty":10.312205,"marketCap":653672895},{"date":"2025-01-03","current":8.539796,"twenty":5.888124,"median":8.123445,"eighty":10.280427,"marketCap":644754567},{"date":"2025-01-10","current":8.139786,"twenty":5.88752,"median":8.123196,"eighty":10.263076,"marketCap":614553866},{"date":"2025-01-17","current":8.54248,"twenty":5.88752,"median":8.112688,"eighty":10.235602,"marketCap":644957257},{"date":"2025-01-24","current":8.510265,"twenty":5.88752,"median":8.112688,"eighty":10.213588,"marketCap":642524985},{"date":"2025-01-31","current":8.220325,"twenty":5.88752,"median":8.112688,"eighty":10.184948,"marketCap":620634544},{"date":"2025-02-07","current":7.978709,"twenty":5.88752,"median":8.091444,"eighty":10.154118,"marketCap":602392510},{"date":"2025-02-14","current":8.091463,"twenty":5.88752,"median":8.080286,"eighty":10.127097,"marketCap":610905459},{"date":"2025-02-21","current":8.209587,"twenty":5.88752,"median":8.080286,"eighty":10.086129,"marketCap":619823787},{"date":"2025-02-28","current":11.314239,"twenty":5.88752,"median":8.084011,"eighty":10.074447,"marketCap":592866114},{"date":"2025-03-07","current":11.630747,"twenty":5.891534,"median":8.099693,"eighty":10.119909,"marketCap":609451122},{"date":"2025-03-14","current":11.095146,"twenty":5.916712,"median":8.112788,"eighty":10.143813,"marketCap":581385641},{"date":"2025-03-21","current":11.638566,"twenty":5.93937,"median":8.139786,"eighty":10.170065,"marketCap":609860837},{"date":"2025-03-28","current":11.392267,"twenty":5.954033,"median":8.15389,"eighty":10.204801,"marketCap":596954813},{"date":"2025-04-04","current":10.164686,"twenty":5.971828,"median":8.185425,"eighty":10.227017,"marketCap":532629552},{"date":"2025-04-11","current":9.531348,"twenty":5.985323,"median":8.212004,"eighty":10.2256,"marketCap":499442633},{"date":"2025-04-17","current":9.258623,"twenty":5.993565,"median":8.222707,"eighty":10.2256,"marketCap":485151834},{"date":"2025-04-25","current":9.831281,"twenty":6.015433,"median":8.231064,"eighty":10.227017,"marketCap":515159150},{"date":"2025-05-02","current":9.666018,"twenty":6.04456,"median":8.25151,"eighty":10.227017,"marketCap":506499320},{"date":"2025-05-09","current":10.054196,"twenty":6.075892,"median":8.272451,"eighty":10.227017,"marketCap":526839850},{"date":"2025-05-16","current":24.655543,"twenty":6.094121,"median":8.299029,"eighty":10.252521,"marketCap":628716336},{"date":"2025-05-23","current":23.831599,"twenty":6.1021,"median":8.325026,"eighty":10.272901,"marketCap":607705765},{"date":"2025-05-30","current":24.757555,"twenty":6.1021,"median":8.353529,"eighty":10.296167,"marketCap":631317645},{"date":"2025-06-06","current":24.781096,"twenty":6.1021,"median":8.405028,"eighty":10.326186,"marketCap":631917947},{"date":"2025-06-13","current":25.683511,"twenty":6.1021,"median":8.420324,"eighty":10.419106,"marketCap":654929525},{"date":"2025-06-20","current":24.443671,"twenty":6.102063,"median":8.442439,"eighty":10.448474,"marketCap":623313618},{"date":"2025-06-27","current":24.945885,"twenty":6.102063,"median":8.468349,"eighty":10.514989,"marketCap":636120061},{"date":"2025-07-03","current":26.436831,"twenty":6.102063,"median":8.508923,"eighty":10.56,"marketCap":674139190},{"date":"2025-07-11","current":27.143069,"twenty":6.102063,"median":8.523688,"eighty":10.603119,"marketCap":692148252},{"date":"2025-07-18","current":25.314698,"twenty":6.102063,"median":8.541138,"eighty":10.660287,"marketCap":645524793},{"date":"2025-07-25","current":26.279889,"twenty":6.102063,"median":8.568729,"eighty":10.741253,"marketCap":670137177},{"date":"2025-08-01","current":25.785523,"twenty":6.102063,"median":8.568729,"eighty":10.804709,"marketCap":657530834},{"date":"2025-08-08","current":26.107253,"twenty":6.102063,"median":8.576038,"eighty":10.857693,"marketCap":665734962},{"date":"2025-08-15","current":40.005546,"twenty":6.102063,"median":8.615277,"eighty":10.899381,"marketCap":604083747},{"date":"2025-08-22","current":37.590068,"twenty":6.102063,"median":8.629883,"eighty":10.92372,"marketCap":567610022},{"date":"2025-08-29","current":37.877314,"twenty":6.102063,"median":8.664051,"eighty":10.981101,"marketCap":571947438},{"date":"2025-09-05","current":37.368105,"twenty":6.102025,"median":8.672779,"eighty":11.029968,"marketCap":564258382},{"date":"2025-09-12","current":37.733691,"twenty":6.102063,"median":8.695217,"eighty":11.092576,"marketCap":569778730},{"date":"2025-09-19","current":38.32124,"twenty":6.102063,"median":8.783121,"eighty":11.170694,"marketCap":578650717},{"date":"2025-09-26","current":36.754443,"twenty":6.102063,"median":8.811861,"eighty":11.215233,"marketCap":554992085},{"date":"2025-10-03","current":35.174589,"twenty":6.102063,"median":8.838957,"eighty":11.272713,"marketCap":531136297},{"date":"2025-10-10","current":34.600097,"twenty":6.102063,"median":8.897322,"eighty":11.344513,"marketCap":522461465},{"date":"2025-10-17","current":34.913456,"twenty":6.102063,"median":8.942414,"eighty":11.379353,"marketCap":527193191},{"date":"2025-10-24","current":37.498671,"twenty":6.102063,"median":8.988406,"eighty":11.414328,"marketCap":566229935},{"date":"2025-10-31","current":36.049384,"twenty":6.102063,"median":9.055072,"eighty":11.467336,"marketCap":544345700},{"date":"2025-11-07","current":36.349687,"twenty":6.11434,"median":9.10368,"eighty":11.49155,"marketCap":548880271},{"date":"2025-11-14","current":35.804552,"twenty":6.130832,"median":9.149546,"eighty":11.560783,"marketCap":576453285},{"date":"2025-11-21","current":33.246214,"twenty":6.15763,"median":9.181107,"eighty":11.626545,"marketCap":535264040},{"date":"2025-11-28","current":36.182211,"twenty":6.172568,"median":9.204192,"eighty":11.664153,"marketCap":582533602},{"date":"2025-12-05","current":34.172088,"twenty":6.211797,"median":9.232378,"eighty":11.692348,"marketCap":550170624},{"date":"2025-12-12","current":35.646179,"twenty":6.238321,"median":9.272797,"eighty":11.749498,"marketCap":573903474},{"date":"2025-12-19","current":34.269549,"twenty":6.264086,"median":9.301863,"eighty":11.812526,"marketCap":551739738},{"date":"2025-12-26","current":33.197483,"twenty":6.299161,"median":9.326196,"eighty":11.858242,"marketCap":534479483},{"date":"2026-01-02","current":32.99038,"twenty":6.330426,"median":9.348368,"eighty":11.914214,"marketCap":531145116},{"date":"2026-01-09","current":33.648238,"twenty":6.377585,"median":9.389005,"eighty":11.942862,"marketCap":541736636},{"date":"2026-01-16","current":35.621813,"twenty":6.444395,"median":9.411748,"eighty":11.989443,"marketCap":573511196},{"date":"2026-01-23","current":35.877647,"twenty":6.51107,"median":9.430051,"eighty":12.03256,"marketCap":577630120},{"date":"2026-01-30","current":36.084751,"twenty":6.552397,"median":9.454982,"eighty":12.060911,"marketCap":580964488},{"date":"2026-02-06","current":38.375073,"twenty":6.658583,"median":9.472835,"eighty":12.160911,"marketCap":617838669},{"date":"2026-02-13","current":41.68873,"twenty":6.753437,"median":9.486928,"eighty":12.253286,"marketCap":671188547},{"date":"2026-02-20","current":42.16385,"twenty":6.77957,"median":9.497929,"eighty":12.298871,"marketCap":678837978},{"date":"2026-02-27","current":12.93811,"twenty":6.823213,"median":9.514159,"eighty":12.423253,"marketCap":724534178},{"date":"2026-03-06","current":13.333721,"twenty":6.894802,"median":9.535761,"eighty":12.499508,"marketCap":746688353},{"date":"2026-03-09","current":13.16889,"twenty":6.895927,"median":9.541246,"eighty":12.507016,"marketCap":737457855}],"updateTime":1773190923798},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"KOP\",pageSize:20,pageCount:1,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"20784819","market":"us","labels":[],"media":"sec.gov","original_id":"AN195917326001645-KOP","pdf_url":"","pub_time":1772427600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"KOP","title":"Form 144 - Report of proposed sale of securities","titleType":"关联方拟减持公告","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/000195917326001645/0001959173-26-001645-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/1229771/000195917326001645/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILEYonbUWhU8KTffMcg","market":"us","size":0}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"关联方拟减持公告","pubTime":"2026-03-02 13:00","pubTimestamp":1772427600,"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":"20769822","market":"us","labels":[],"media":"sec.gov","original_id":"AN131525726000012-KOP","pdf_url":"","pub_time":1772082000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"KOP","title":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"年度报告","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/0001315257-26-000012-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/1315257/000131525726000012/kop-20251231.htm","primary":true,"translateUrl":"","linkName":"kop-20251231.htm","type":"10-K","id":"NTFILEG6ia1YdJeBofDg2M","market":"us","size":2352629},{"description":"EX-10.45","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/a202510-kex1045.htm","primary":false,"translateUrl":"","linkName":"a202510-kex1045.htm","type":"EX-10.45","id":"NTFILEB9aEVWhEnZwiS3nN","market":"us","size":97074},{"description":"EX-10.46","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/a202510-kex1046.htm","primary":false,"translateUrl":"","linkName":"a202510-kex1046.htm","type":"EX-10.46","id":"NTFILE2dQ8T59Mup7AuPbZ","market":"us","size":475975},{"description":"EX-10.47","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/a202510-kex1047.htm","primary":false,"translateUrl":"","linkName":"a202510-kex1047.htm","type":"EX-10.47","id":"NTFILEBVb5BEGg5KWGs77G","market":"us","size":443292},{"description":"EX-10.48","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/a202510-kex1048.htm","primary":false,"translateUrl":"","linkName":"a202510-kex1048.htm","type":"EX-10.48","id":"NTFILE3krYmCjsMR8vcabQ","market":"us","size":93356},{"description":"EX-10.49","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/a202510-kex1049.htm","primary":false,"translateUrl":"","linkName":"a202510-kex1049.htm","type":"EX-10.49","id":"NTFILEA9EK8HWX5Exd7qU3","market":"us","size":473540},{"description":"EX-10.50","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/a202510-kex1050.htm","primary":false,"translateUrl":"","linkName":"a202510-kex1050.htm","type":"EX-10.50","id":"NTFILE2vFX7rbMujRMzFxy","market":"us","size":441599},{"description":"EX-10.51","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/a202510-kex1051.htm","primary":false,"translateUrl":"","linkName":"a202510-kex1051.htm","type":"EX-10.51","id":"NTFILEGvErB6CC5nkK7g8j","market":"us","size":59959},{"description":"EX-19","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/a202510-kex19.htm","primary":false,"translateUrl":"","linkName":"a202510-kex19.htm","type":"EX-19","id":"NTFILEFJFogf9XLazToC6s","market":"us","size":142023},{"description":"EX-21","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/a202510-kex21.htm","primary":false,"translateUrl":"","linkName":"a202510-kex21.htm","type":"EX-21","id":"NTFILE8afu4iCRvyME8hDH","market":"us","size":38354},{"description":"EX-23.1","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/a202510-kex231.htm","primary":false,"translateUrl":"","linkName":"a202510-kex231.htm","type":"EX-23.1","id":"NTFILE3YarL51aCyekv3Bx","market":"us","size":2079},{"description":"EX-24","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/a202510-kex24.htm","primary":false,"translateUrl":"","linkName":"a202510-kex24.htm","type":"EX-24","id":"NTFILECJDyDj8qtb59aBww","market":"us","size":42015},{"description":"EX-31.1","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/a202510-kex311.htm","primary":false,"translateUrl":"","linkName":"a202510-kex311.htm","type":"EX-31.1","id":"NTFILEDsRmxcNYUda1kYng","market":"us","size":9115},{"description":"EX-31.2","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/a202510-kex312.htm","primary":false,"translateUrl":"","linkName":"a202510-kex312.htm","type":"EX-31.2","id":"NTFILE264rwRbbVoix214m","market":"us","size":8955},{"description":"EX-32.1","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/a202510-kex321.htm","primary":false,"translateUrl":"","linkName":"a202510-kex321.htm","type":"EX-32.1","id":"NTFILE8zp5Az9KsQ7fQ9Kr","market":"us","size":6677},{"description":"","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/kop-20251231_g1.jpg","primary":false,"translateUrl":"","linkName":"kop-20251231_g1.jpg","type":"GRAPHIC","id":"NTFILE5GL8eJNpM47T2R4x","market":"us","size":108803}],"type_name":"财务报告","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"usFinancials","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"年度报告","pubTime":"2026-02-26 13:00","pubTimestamp":1772082000,"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":"20769413","market":"us","labels":[],"media":"sec.gov","original_id":"AN131525726000010-KOP","pdf_url":"","pub_time":1772082000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"KOP","title":"Form 8-K - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000010/0001315257-26-000010-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/1315257/000131525726000010/a2025q48-kearningsrelease.htm","primary":true,"translateUrl":"","linkName":"a2025q48-kearningsrelease.htm","type":"EX-99.1","id":"NTFILE8sXm4FnYEe25otNM","market":"us","size":359129},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000010/kop-20260226.htm","primary":false,"translateUrl":"","linkName":"kop-20260226.htm","type":"8-K","id":"NTFILED6kcNgGbQjkaX3PM","market":"us","size":25217},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000010/a1a.jpg","primary":false,"translateUrl":"","linkName":"a1a.jpg","type":"GRAPHIC","id":"NTFILE5uNDEtLLuTZZAgZT","market":"us","size":126572}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2026-02-26 13:00","pubTimestamp":1772082000,"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":"项目2.02：经营业绩和财务状况；项目9.01：财务报表和附件","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20619710","market":"us","labels":[],"media":"sec.gov","original_id":"AN131525726000004-KOP","pdf_url":"","pub_time":1767934800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"KOP","title":"Form 8-K - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000004/0001315257-26-000004-index.htm","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 8.01: Other Events;\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/1315257/000131525726000004/ex991cfo.htm","primary":true,"translateUrl":"","linkName":"ex991cfo.htm","type":"EX-99.1","id":"NTFILECxz59yw1uebb7VJ4","market":"us","size":16687},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000004/kop-20260105.htm","primary":false,"translateUrl":"","linkName":"kop-20260105.htm","type":"8-K","id":"NTFILE8QXfQrEk6BdEXa5G","market":"us","size":28432},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000004/a1.jpg","primary":false,"translateUrl":"","linkName":"a1.jpg","type":"GRAPHIC","id":"NTFILEC9VahKwNaE2Anz3V","market":"us","size":126572}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2026-01-09 13:00","pubTimestamp":1767934800,"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 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"第5.02项：董事或某些高级职员的离职；选举董事；若干人员的委任：若干人员的补偿安排；项目8.01：其他事件；项目9.01：财务报表和附件","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20487098","market":"us","labels":[],"media":"sec.gov","original_id":"AN131525725000014-KOP","pdf_url":"","pub_time":1764797724000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K/A - Current report: [Amend]","symbol":"KOP","title":"Form 8-K/A - Current report: [Amend]","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/0001315257-25-000014-index.html","us_notice_code":"Form 8-K/A","us_title_en":"Form 8-K/A - Current report: [Amend]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525725000014/kop-20241108.htm","primary":true,"translateUrl":"","linkName":"kop-20241108.htm","type":"8-K/A","id":"NTFILEFFPWhADXSEJAWMu9","market":"us","size":25901}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2025-12-04 05:35","pubTimestamp":1764797724,"title_zh":"Form 8-K/A - Current report: [Amend","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20383901","market":"us","labels":[],"media":"sec.gov","original_id":"AN131525725000012-KOP","pdf_url":"","pub_time":1762491600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"KOP","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"季度报告","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1315257/000131525725000012/0001315257-25-000012-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/1315257/000131525725000012/kop-20250930.htm","primary":true,"translateUrl":"","linkName":"kop-20250930.htm","type":"10-Q","id":"NTFILEDFxh8NLZsNwCfVkN","market":"us","size":1204099},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525725000012/a2025q310-qexx311.htm","primary":false,"translateUrl":"","linkName":"a2025q310-qexx311.htm","type":"EX-31.1","id":"NTFILED2EgW7yQxamVfcSm","market":"us","size":9454},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525725000012/a2025q310-qexx312.htm","primary":false,"translateUrl":"","linkName":"a2025q310-qexx312.htm","type":"EX-31.2","id":"NTFILED1NyJBEVPTVeQKTm","market":"us","size":9707},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525725000012/a2025q310-qexx321.htm","primary":false,"translateUrl":"","linkName":"a2025q310-qexx321.htm","type":"EX-32.1","id":"NTFILE7Wm7WW19ispLQiwZ","market":"us","size":6116},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525725000012/kop-20250930_g1.jpg","primary":false,"translateUrl":"","linkName":"kop-20250930_g1.jpg","type":"GRAPHIC","id":"NTFILE3jSn9BKsyGKYu7BL","market":"us","size":126572}],"type_name":"财务报告","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"usFinancials","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"季度报告","pubTime":"2025-11-07 13:00","pubTimestamp":1762491600,"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":"20383272","market":"us","labels":[],"media":"sec.gov","original_id":"AN131525725000010-KOP","pdf_url":"","pub_time":1762491600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"KOP","title":"Form 8-K - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/000131525725000010/0001315257-25-000010-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/1315257/000131525725000010/a2025q38-kearningsrelease.htm","primary":true,"translateUrl":"","linkName":"a2025q38-kearningsrelease.htm","type":"EX-99.1","id":"NTFILE9zkPrVWEc3x7J6XC","market":"us","size":343932},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525725000010/kop-20251107.htm","primary":false,"translateUrl":"","linkName":"kop-20251107.htm","type":"8-K","id":"NTFILE7aTWM8X3xRiW9kmB","market":"us","size":24537},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525725000010/a1a.jpg","primary":false,"translateUrl":"","linkName":"a1a.jpg","type":"GRAPHIC","id":"NTFILE2MtGRpRD6wNssJ7R","market":"us","size":126572}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2025-11-07 13:00","pubTimestamp":1762491600,"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":"项目2.02：经营业绩和财务状况；项目9.01：财务报表和附件","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20373933","market":"us","labels":[],"media":"sec.gov","original_id":"AN131525725000006-KOP","pdf_url":"","pub_time":1762318800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"KOP","title":"Form 8-K - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/000131525725000006/0001315257-25-000006-index.htm","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/1315257/000131525725000006/ex991newboardmember.htm","primary":true,"translateUrl":"","linkName":"ex991newboardmember.htm","type":"EX-99.1","id":"NTFILEFoSh8V34PTT7DjBc","market":"us","size":8318},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525725000006/kop-20251105.htm","primary":false,"translateUrl":"","linkName":"kop-20251105.htm","type":"8-K","id":"NTFILEGtLdiGzcWD1Py2V2","market":"us","size":26877},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000131525725000006/a1.jpg","primary":false,"translateUrl":"","linkName":"a1.jpg","type":"GRAPHIC","id":"NTFILE6J2SzRzL68qpHkNX","market":"us","size":126572}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2025-11-05 13:00","pubTimestamp":1762318800,"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":"第5.02项：董事或某些高级职员的离职；选举董事；若干人员的委任：若干人员的补偿安排；项目9.01：财务报表和附件","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19996548","market":"us","labels":[],"media":"sec.gov","original_id":"AN195917325005229-KOP","pdf_url":"","pub_time":1755230400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"KOP","title":"Form 144 - Report of proposed sale of securities","titleType":"关联方拟减持公告","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/000195917325005229/0001959173-25-005229-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/1229771/000195917325005229/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE64AR6etQ3duDPSSp","market":"us","size":0}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"关联方拟减持公告","pubTime":"2025-08-15 12:00","pubTimestamp":1755230400,"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":"19972002","market":"us","labels":[],"media":"sec.gov","original_id":"AN195917325005083-KOP","pdf_url":"","pub_time":1754884800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"KOP","title":"Form 144 - Report of proposed sale of securities","titleType":"关联方拟减持公告","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/000195917325005083/0001959173-25-005083-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/1315257/000195917325005083/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE4iTnSduZP75p86J2","market":"us","size":0}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"关联方拟减持公告","pubTime":"2025-08-11 12:00","pubTimestamp":1754884800,"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":"19966322","market":"us","labels":[],"media":"sec.gov","original_id":"AN95017025105595-KOP","pdf_url":"","pub_time":1754625600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"KOP","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"季度报告","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025105595/0000950170-25-105595-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/1315257/000095017025105595/kop-20250630.htm","primary":true,"translateUrl":"","linkName":"kop-20250630.htm","type":"10-Q","id":"NTFILEBjUSyNAyMBzmnHvA","market":"us","size":3039713},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025105595/kop-ex31_1.htm","primary":false,"translateUrl":"","linkName":"kop-ex31_1.htm","type":"EX-31.1","id":"NTFILESnw1cPciY9cqRXTf","market":"us","size":15460},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025105595/kop-ex31_2.htm","primary":false,"translateUrl":"","linkName":"kop-ex31_2.htm","type":"EX-31.2","id":"NTFILEGcteQgxYCBfyvAyG","market":"us","size":15167},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025105595/kop-ex32_1.htm","primary":false,"translateUrl":"","linkName":"kop-ex32_1.htm","type":"EX-32.1","id":"NTFILE9wjq6Ai9CeeGn9zF","market":"us","size":11063},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025105595/img67915909_0.jpg","primary":false,"translateUrl":"","linkName":"img67915909_0.jpg","type":"GRAPHIC","id":"NTFILE7Ehkq71C5CA9Wq61","market":"us","size":126572}],"type_name":"财务报告","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"usFinancials","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"季度报告","pubTime":"2025-08-08 12:00","pubTimestamp":1754625600,"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":"19965481","market":"us","labels":[],"media":"sec.gov","original_id":"AN95017025105486-KOP","pdf_url":"","pub_time":1754625600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"KOP","title":"Form 8-K - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025105486/0000950170-25-105486-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/1315257/000095017025105486/kop-ex99_1.htm","primary":true,"translateUrl":"","linkName":"kop-ex99_1.htm","type":"EX-99.1","id":"NTFILEEANez41VTv5vg7u7","market":"us","size":1009360},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025105486/kop-20250808.htm","primary":false,"translateUrl":"","linkName":"kop-20250808.htm","type":"8-K","id":"NTFILE2oDRpg5H64HxTt3d","market":"us","size":44346},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025105486/img180885081_0.jpg","primary":false,"translateUrl":"","linkName":"img180885081_0.jpg","type":"GRAPHIC","id":"NTFILE74JzbjBixyqiZtUF","market":"us","size":126572}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2025-08-08 12:00","pubTimestamp":1754625600,"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":"第2.02项：经营业绩和财务状况；项目9.01：财务报表和附件","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19784912","market":"us","labels":[],"media":"sec.gov","original_id":"AN95017025087681-KOP","pdf_url":"","pub_time":1750219200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"KOP","title":"Form 8-K - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025087681/0000950170-25-087681-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025087681/kop-ex10_1.htm","primary":true,"translateUrl":"","linkName":"kop-ex10_1.htm","type":"EX-10.1","id":"NTFILE8FLezSw1Gs8MatDr","market":"us","size":2853864},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025087681/kop-20250617.htm","primary":false,"translateUrl":"","linkName":"kop-20250617.htm","type":"8-K","id":"NTFILEBMJ1LHer9EiyQ3sV","market":"us","size":50649},{"description":"EX-99.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025087681/kop-ex99_1.htm","primary":false,"translateUrl":"","linkName":"kop-ex99_1.htm","type":"EX-99.1","id":"NTFILEBLhyRS5j1FFQ5ENn","market":"us","size":22627},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025087681/img180885081_0.jpg","primary":false,"translateUrl":"","linkName":"img180885081_0.jpg","type":"GRAPHIC","id":"NTFILEEU58bTh9dh1y3wvY","market":"us","size":16346}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2025-06-18 12:00","pubTimestamp":1750219200,"title_zh":"Form 8-K - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"第1.01项：签订重大最终协议；第2.03项：直接财务义务或注册人资产负债表外安排下的义务的产生；项目9.01：财务报表和附件","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19708047","market":"us","labels":[],"media":"sec.gov","original_id":"AN95017025078597-KOP","pdf_url":"","pub_time":1748491200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"KOP","title":"Form 8-K - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025078597/0000950170-25-078597-index.htm","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 8.01: Other Events;\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/1315257/000095017025078597/kop-ex99_1.htm","primary":true,"translateUrl":"","linkName":"kop-ex99_1.htm","type":"EX-99.1","id":"NTFILEHjFxzEDk2GsTYC9t","market":"us","size":23761},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025078597/kop-20250522.htm","primary":false,"translateUrl":"","linkName":"kop-20250522.htm","type":"8-K","id":"NTFILEHSrCMoXa6Qg2FLKv","market":"us","size":46642},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025078597/img180885081_0.jpg","primary":false,"translateUrl":"","linkName":"img180885081_0.jpg","type":"GRAPHIC","id":"NTFILE4TnDGHiBoSVdHy5k","market":"us","size":16346}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2025-05-29 12:00","pubTimestamp":1748491200,"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 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"第5.02项：董事或某些高级职员的离职；选举董事；若干人员的委任：若干人员的补偿安排；项目8.01：其他事件；项目9.01：财务报表和附件","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19623365","market":"us","labels":[],"media":"sec.gov","original_id":"AN95017025067733-KOP","pdf_url":"","pub_time":1746763200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"KOP","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"季度报告","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067733/0000950170-25-067733-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/1315257/000095017025067733/kop-20250331.htm","primary":true,"translateUrl":"","linkName":"kop-20250331.htm","type":"10-Q","id":"NTFILEHMB42pTr6Z2K9xGf","market":"us","size":2176415},{"description":"EX-10.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067733/kop-ex10_1.htm","primary":false,"translateUrl":"","linkName":"kop-ex10_1.htm","type":"EX-10.1","id":"NTFILEAcrvUNbUxDTtdkQY","market":"us","size":71237},{"description":"EX-31.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067733/kop-ex31_1.htm","primary":false,"translateUrl":"","linkName":"kop-ex31_1.htm","type":"EX-31.1","id":"NTFILEG5Gp7EpVQxpcyEQW","market":"us","size":15490},{"description":"EX-31.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067733/kop-ex31_2.htm","primary":false,"translateUrl":"","linkName":"kop-ex31_2.htm","type":"EX-31.2","id":"NTFILEFHMfz2uWpocq1KkT","market":"us","size":15197},{"description":"EX-32.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067733/kop-ex32_1.htm","primary":false,"translateUrl":"","linkName":"kop-ex32_1.htm","type":"EX-32.1","id":"NTFILEDjHcqKHVHxBfYVbd","market":"us","size":10992},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067733/img67913027_0.jpg","primary":false,"translateUrl":"","linkName":"img67913027_0.jpg","type":"GRAPHIC","id":"NTFILE3eojjGA9GiTv6Hea","market":"us","size":126572}],"type_name":"财务报告","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"usFinancials","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"季度报告","pubTime":"2025-05-09 12:00","pubTimestamp":1746763200,"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":"19622717","market":"us","labels":[],"media":"sec.gov","original_id":"AN95017025067521-KOP","pdf_url":"","pub_time":1746763200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"KOP","title":"Form 8-K - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067521/0000950170-25-067521-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 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":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067521/kop-ex99_1.htm","primary":true,"translateUrl":"","linkName":"kop-ex99_1.htm","type":"EX-99.1","id":"NTFILEADEr1x16sXks6hV7","market":"us","size":715945},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067521/kop-20250508.htm","primary":false,"translateUrl":"","linkName":"kop-20250508.htm","type":"8-K","id":"NTFILEABc8FCRJM3Y823fY","market":"us","size":79305},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067521/img180885081_0.jpg","primary":false,"translateUrl":"","linkName":"img180885081_0.jpg","type":"GRAPHIC","id":"NTFILE5MkBadfwyiR4Gsyu","market":"us","size":126572}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2025-05-09 12:00","pubTimestamp":1746763200,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 5.07: Submission of Matters to a Vote of Security Holders;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"第2.02项：经营业绩和财务状况；第5.02项：董事或某些高级职员的离职；选举董事；若干人员的委任：若干人员的补偿安排；项目5.07：将事项提交证券持有人表决；项目9.01：财务报表和附件","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19621764","market":"us","labels":[],"media":"sec.gov","original_id":"AN95017025067492-KOP","pdf_url":"","pub_time":1746763200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form S-8 - Securities to be offered to employees in employee benefit plans","symbol":"KOP","title":"Form S-8 - Securities to be offered to employees in employee benefit plans","titleType":"员工持股计划","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067492/0000950170-25-067492-index.htm","us_notice_code":"Form S-8","us_title_en":"Form S-8 - Securities to be offered to employees in employee benefit plans","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"S-8","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067492/kop-20250508.htm","primary":true,"translateUrl":"","linkName":"kop-20250508.htm","type":"S-8","id":"NTFILE6wkWK1SZSzjyqnt9","market":"us","size":134294},{"description":"EX-5.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067492/kop-ex5_1.htm","primary":false,"translateUrl":"","linkName":"kop-ex5_1.htm","type":"EX-5.1","id":"NTFILEAZ8ur5DtbtZUTXoP","market":"us","size":9720},{"description":"EX-23.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067492/kop-ex23_1.htm","primary":false,"translateUrl":"","linkName":"kop-ex23_1.htm","type":"EX-23.1","id":"NTFILECZZ6n4gbY7YwpChZ","market":"us","size":3049},{"description":"EX-99.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067492/kop-ex99_1.htm","primary":false,"translateUrl":"","linkName":"kop-ex99_1.htm","type":"EX-99.1","id":"NTFILEENc44TfvskC6L5g6","market":"us","size":196025},{"description":"EX-FILING FEES","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067492/kop_exfilingfees.htm","primary":false,"translateUrl":"","linkName":"kop_exfilingfees.htm","type":"EX-FILING FEES","id":"NTFILEFCtKkA8RzhtZWjb5","market":"us","size":33245},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067492/img67914863_0.jpg","primary":false,"translateUrl":"","linkName":"img67914863_0.jpg","type":"GRAPHIC","id":"NTFILEHEQ6aYmqLw4xCKvb","market":"us","size":5264},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025067492/img81656838_0.jpg","primary":false,"translateUrl":"","linkName":"img81656838_0.jpg","type":"GRAPHIC","id":"NTFILE6EusjzGifSaSX9cN","market":"us","size":20384}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"员工持股计划","pubTime":"2025-05-09 12:00","pubTimestamp":1746763200,"title_zh":"Form S-8 - Securities to be offered to employees in employee benefit plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19260236","market":"us","labels":[],"media":"sec.gov","original_id":"AN195917325002186-KOP","pdf_url":"","pub_time":1742356800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"KOP","title":"Form 144 - Report of proposed sale of securities","titleType":"关联方拟减持公告","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/000195917325002186/0001959173-25-002186-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/1229771/000195917325002186/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILECxK19xgRsjXZnTEw","market":"us","size":0}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"关联方拟减持公告","pubTime":"2025-03-19 12:00","pubTimestamp":1742356800,"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":"19176442","market":"us","labels":[],"media":"sec.gov","original_id":"AN95017025028542-KOP","pdf_url":"","pub_time":1740632400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"KOP","title":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"年度报告","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/0000950170-25-028542-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/1315257/000095017025028542/kop-20241231.htm","primary":true,"translateUrl":"","linkName":"kop-20241231.htm","type":"10-K","id":"NTFILEHXqM6rwVLWnckTtk","market":"us","size":4781070},{"description":"EX-4.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/kop-ex4_1.htm","primary":false,"translateUrl":"","linkName":"kop-ex4_1.htm","type":"EX-4.1","id":"NTFILEFRPe5zEHXiMgZGJq","market":"us","size":32474},{"description":"EX-10.49","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/kop-ex10_49.htm","primary":false,"translateUrl":"","linkName":"kop-ex10_49.htm","type":"EX-10.49","id":"NTFILEHk13MHTdDtW9Dt5t","market":"us","size":144871},{"description":"EX-10.50","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/kop-ex10_50.htm","primary":false,"translateUrl":"","linkName":"kop-ex10_50.htm","type":"EX-10.50","id":"NTFILEDGQsEy53rm7kvPYW","market":"us","size":173506},{"description":"EX-10.51","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/kop-ex10_51.htm","primary":false,"translateUrl":"","linkName":"kop-ex10_51.htm","type":"EX-10.51","id":"NTFILE3MZYGhdEAuCj7aQ1","market":"us","size":174955},{"description":"EX-10.52","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/kop-ex10_52.htm","primary":false,"translateUrl":"","linkName":"kop-ex10_52.htm","type":"EX-10.52","id":"NTFILE4Hq1hagNmYTdSyez","market":"us","size":140151},{"description":"EX-10.53","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/kop-ex10_53.htm","primary":false,"translateUrl":"","linkName":"kop-ex10_53.htm","type":"EX-10.53","id":"NTFILEGLRQtD1oZLZa6tx4","market":"us","size":178270},{"description":"EX-10.54","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/kop-ex10_54.htm","primary":false,"translateUrl":"","linkName":"kop-ex10_54.htm","type":"EX-10.54","id":"NTFILEEWH3QTV9k8qBGsiD","market":"us","size":12391},{"description":"EX-19","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/kop-ex19.htm","primary":false,"translateUrl":"","linkName":"kop-ex19.htm","type":"EX-19","id":"NTFILE67LA1QGSowrEkGWt","market":"us","size":82797},{"description":"EX-21","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/kop-ex21.htm","primary":false,"translateUrl":"","linkName":"kop-ex21.htm","type":"EX-21","id":"NTFILE7nUcycXEEpAiBhqy","market":"us","size":63394},{"description":"EX-23.1","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/kop-ex23_1.htm","primary":false,"translateUrl":"","linkName":"kop-ex23_1.htm","type":"EX-23.1","id":"NTFILEFMKcXXt2BWh1FLUB","market":"us","size":3863},{"description":"EX-24","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/kop-ex24.htm","primary":false,"translateUrl":"","linkName":"kop-ex24.htm","type":"EX-24","id":"NTFILE5sFvZWhNehMcZPUn","market":"us","size":91861},{"description":"EX-31.1","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/kop-ex31_1.htm","primary":false,"translateUrl":"","linkName":"kop-ex31_1.htm","type":"EX-31.1","id":"NTFILEHsfHmhzdADri2dHH","market":"us","size":13725},{"description":"EX-31.2","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/kop-ex31_2.htm","primary":false,"translateUrl":"","linkName":"kop-ex31_2.htm","type":"EX-31.2","id":"NTFILEoYC9Z9VJAN2u9iX3","market":"us","size":13862},{"description":"EX-32.1","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/kop-ex32_1.htm","primary":false,"translateUrl":"","linkName":"kop-ex32_1.htm","type":"EX-32.1","id":"NTFILE9cedjTzRuZGbJNpD","market":"us","size":16715},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/img205131550_0.jpg","primary":false,"translateUrl":"","linkName":"img205131550_0.jpg","type":"GRAPHIC","id":"NTFILEAZnT79EGszbESSYR","market":"us","size":109766},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028542/gfx86789039_0.jpg","primary":false,"translateUrl":"","linkName":"gfx86789039_0.jpg","type":"GRAPHIC","id":"NTFILEBxi8edPJcoK8jmJL","market":"us","size":633}],"type_name":"财务报告","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"usFinancials","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"年度报告","pubTime":"2025-02-27 13:00","pubTimestamp":1740632400,"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":"19175843","market":"us","labels":[],"media":"sec.gov","original_id":"AN95017025028398-KOP","pdf_url":"","pub_time":1740632400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"KOP","title":"Form 8-K - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028398/0000950170-25-028398-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/1315257/000095017025028398/kop-ex99_1.htm","primary":true,"translateUrl":"","linkName":"kop-ex99_1.htm","type":"EX-99.1","id":"NTFILELFvwo6F9g2DXsnva","market":"us","size":756172},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028398/kop-20250227.htm","primary":false,"translateUrl":"","linkName":"kop-20250227.htm","type":"8-K","id":"NTFILEFcm9U19qTcqhxYK7","market":"us","size":42275},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000095017025028398/img180885081_0.jpg","primary":false,"translateUrl":"","linkName":"img180885081_0.jpg","type":"GRAPHIC","id":"NTFILECgxyQQzX5HcC4WwT","market":"us","size":16346}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2025-02-27 13:00","pubTimestamp":1740632400,"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":"第2.02项：经营业绩和财务状况；项目9.01：财务报表和附件","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":10,"pageCount":1,"totalSize":198,"code":"91000000","status":"200"}]}}