Wall Street's main indexes dropped in a choppy trading session on Tuesday after a long weekend, with tech heavyweights leading declines as investor concerns over AI-led upheavals across the sector persisted. .N

At 10:30 EST, the Dow Jones Industrial Average .DJI was down 0.46% at 49,266.58. The S&P 500 .SPX was down 0.67% at 6,790.14, and the Nasdaq Composite .IXIC was down 1.01% at 22,319.63.

The top three S&P 500 .PG.INX percentage gainers:

** Norwegian Cruise Line Holdings Ltd NCLH.N, up 6.6%

** Paramount Skydance Corp PSKY.OQ, up 6.1%

** Edwards Lifesciences Corp EW.N, up 5.8%

The top three S&P 500 .PL.INX percentage losers:

** Genuine Parts Co GPC.N, down 12.4%

** Labcorp Holdings Inc LH.N, down 7.5%

** Vulcan Materials Co VMC.N, down 7.2%

The top three NYSE .PG.N percentage gainers:

** ZIM Integrated Shipping Services Ltd ZIM.N, up 30.4%

** Lufax Holding Ltd LU.N, up 16.9%

** DHI Group Inc DHX.N, up 15.0%

The top three NYSE .PL.N percentage losers:

** Orion SA OEC.N, down 19.5%

** CS Disco Inc LAW.N, down 16.4%

** SunCoke Energy Inc SXC.N, down 12.5%

The top three Nasdaq .PG.O percentage gainers:

** OLB Group Inc OLB.OQ, up 140.5%

** Baird Medical Investment Holdings Ltd BDMD.OQ, up 53.9%

** Polaryx Therapeutics Inc PLYX.OQ, up 47.3%

The top three Nasdaq .PL.O percentage losers:

** JIADE Ltd JDZG.OQ, down 54.9%

** AIOS Tech Inc AIOS.OQ, down 51.3%

** Liminatus Pharma Inc LIMN.OQ, down 38.4%

** AeroVironment Inc AVAV.O:BUZZ - Shares rise as JPM initiates at overweight, cites growth runway nL4N3ZD0G0

** $Danaher Corp(DHR-W)$ DHR.N:BUZZ - Slides on $9.9 billion deal to acquire Masimo nL4N3ZD0YA

** Norwegian Cruise Line Holdings Ltd NCLH.N:BUZZ - Jumps after report activist Elliott built 10% stake nL6N3ZD0CJ

** Paramount Skydance Corp PSKY.O:BUZZ - Rises after report of revived deal talk nL4N3ZD0IF

** Hecla Mining Co HL.N:

** Coeur Mining Inc CDE.N:

** Endeavour Silver Corp EXK.N:

** Silvercorp Metals Inc SVM.N:

BUZZ - Silver miners dip as dollar strengthens nL6N3ZD0DM

** Newmont Corp NEM.N:

** Gold Fields Ltd GFI.N:

** AngloGold Ashanti PLC AU.N:

** Harmony Gold Mining Co Ltd HMY.N:

BUZZ - Gold miners down as bullion prices edge lower on strong US dollar nL4N3UL1EO

** General Mills Inc GIS.N:BUZZ - Down after annual sales and profit forecast cut nL6N3ZD0FL

** Compass Pathways PLC CMPS.O:BUZZ - Jumps as depression treatment study meets main goal nL4N3ZD0NV

** Warner Bros Discovery Inc WBD.O:BUZZ - Rises after opening negotiations with Paramount for final offer nL4N3ZD0PA

** Genuine Parts Co GPC.N:BUZZ - Falls after downbeat annual profit forecast; co to spin off auto parts unit nL4N3ZD0RM

** Chevron Corp CVX.N:BUZZ - Melius Research upgrades Chevron to ‘buy’ on exploration upside, Venezuela boost nL4N3ZD0QN

** Kennedy-Wilson Holdings Inc KW.N:BUZZ - Climbs after agreeing to $1.5 billion go-private deal nL6N3ZD0GZ

** Bath & Body Works Inc BBWI.N:BUZZ - Down after Citigroup downgrades to 'neutral' nL6N3ZD0FB

** Vulcan Materials Co VMC.N:BUZZ - Falls after Q4 results miss estimates nL4N3ZD0U9

** Albemarle Corp ALB.N:BUZZ - Gains as BofA upgrades rating to 'buy' nL6N3ZD0FH

** Energy Transfer LP ET.N:BUZZ - Falls on Q4 profit miss nL4N3ZD0WS

** Fiserv Inc FISV.O:BUZZ - Climbs after report activist investor Jana Partners builds stake nL6N3ZD0HD

** ConocoPhillips COP.N:BUZZ - Roth MKM downgrades ConocoPhillips on oil oversupply concerns nL6N3ZD0B5

** Kyndryl Holdings Inc KD.N:BUZZ - Files regulatory report after accounting review, shares jump nL4N3ZD0VM

** CNH Industrial NV CNH.N:BUZZ - Down after forecasting annual profit below estimates nL4N3ZD0ZF

** Kinsale Capital Group Inc KNSL.N:BUZZ - Truist cuts Kinsale Capital PT on weaker premium growth nL4N3ZD103

** Accenture PLC ACN.N:BUZZ - Wells Fargo upgrades Accenture on signs of second‑half revenue pick-up nL4N3ZD12P

** Rio Tinto PLC RIO.N:

** Southern Copper Corp SCCO.N:

** Freeport-McMoRan Inc FCX.N:

** Teck Resources Ltd TECK.N:

BUZZ - Copper miners fall on rising inventories nL6N3ZD0LD

** Ormat Technologies Inc ORA.N:BUZZ - Climbs after deal with NV Energy to supply clean power for Google nL4N3ZD13R

(Compiled by Rajarshi Roy and Megavarshini G. Somasundaram)

((Rajarshi.Roy@thomsonreuters.com

))