July 22 (Reuters) - U.S. stock indexes were mixed on Wednesday, as weakness in chip shares soured sentiment ahead of the first batch of Big Tech earnings that could decide the durability of Wall Street's AI-driven rally. .N

At 1130 EDT, the Dow Jones Industrial Average .DJI was up 0.27% at 52,367.29. The S&P 500 .SPX was up 0.15% at 7,520.11, and the Nasdaq Composite .IXIC was down 0.02% at 25,832.61.

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

** Super Micro Computer Inc SMCI.O, up 24.0%

** Westinghouse Air Brake Technologies Corp WAB.N, up 11.2%

** Dell Technologies Inc DELL.N, up 9.8%

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

** TE Connectivity PLC TEL.N, down 7.2%

** GE Vernova Inc GEV.N, down 5.8%

** ServiceNow Inc NOW.N, down 4.5%

The top three NYSE .PG.N percentage gainers:

** Everforth Inc EFOR.N, up 12.5%

** Sunlands Technology Group STG.N, up 11.9%

** Westinghouse Air Brake Technologies Corp WAB.N, up 11.2%

The top three NYSE .PL.N percentage losers:

** UiPath Inc PATH.N, down 11.2%

** Metropolitan Bank Holding Corp MCB.N, down 10.2%

** AAR Corp AIR.N, down 10.1%

The top three Nasdaq .PG.O percentage gainers:

** Zhongchao Inc ZCMD.O, up 476.9%

** Lakewood-Amedex Biotherapeutics Inc LABT.O, up 103.2%

** INLIF Ltd INLF.O, up 67.7%

The top three Nasdaq .PL.O percentage losers:

** Wetour Robotics Ltd WETO.O, down 82.2%

** Ohmyhome Ltd OMH.O, down 56.4%

** Zhengye Biotechnology Holding Ltd ZYBT.O, down 49.8%

** Super Micro Computer Inc SMCI.O:
BUZZ - Surges after strong business update, books $60 billion in orders nL6N43O0HV

** Exxon Mobil Corp XOM.N:

** Chevron Corp CVX.N:

** Devon Energy Corp DVN.N:

** Occidental Petroleum Corp OXY.N:
BUZZ - US energy cos rise as crude hovers near six-week high nL4N43O0QS

** McKesson Corp MCK.N:

** Cardinal Health Inc CAH.N:

** Cencora Inc COR.N:
BUZZ - Generic tariffs may be favorable for drug distributors, Evercore says nL4N43O0QR

** Dyne Therapeutics Inc DYN.O:
BUZZ - Falls after upsized $375 mln share sale nL6N43O0N9

** BioLife Solutions Inc BLFS.O:
BUZZ - Climbs after agreeing to be bought by Repligen in $1.5 billion deal nL4N43O1CS

** GE Vernova Inc GEV.N:
BUZZ - Falls as company misses core-profit estimates nL6N43O0U0

** AT&T Inc T.N:
BUZZ - Rises after strong Q2 wireless subscriber growth nL4N43O0X1

** Cal-Maine Foods Inc CALM.O:
BUZZ - Falls after co swings to quarterly loss on decline in egg prices nL6N43O0US

** OraSure Technologies Inc OSUR.O:
BUZZ - Rises after Bundibugyo Ebola test receives US FDA emergency use nod nL4N43O0Z8

** Celldex Therapeutics Inc CLDX.O:
BUZZ - Falls after scrapping development of skin disease drug nL4N43O12J

** Philip Morris International Inc PM.N:
BUZZ - Down after cutting annual profit forecast nL6N43O0PM

** Arrowhead Pharmaceuticals Inc ARWR.O:
BUZZ - Rises after blood-fat drug meets late-stage trial goals nL4N43O1CU

** Westinghouse Air Brake Technologies Corp WAB.N:
BUZZ - Gains after raising full-year profit, revenue forecasts nL6N43O0S2

** Rocket Lab Corp RKLB.O:
BUZZ - Rises on $266 mln US Air Force contract win nL6N43O0SE

** Summit Therapeutics Inc SMMT.O:
BUZZ - Gains on updated trial data for experimental lung cancer drug nL4N43O1DN

** Nike Inc NKE.N:
BUZZ - Down on tightening online sales in China nL6N43O0UT

** Dell Technologies Inc DELL.N:

** Hewlett Packard Enterprise Co HPE.N:

** Super Micro Computer Inc SMCI.O:
BUZZ - Jump after Super Micro's strong outlook nL6N43O0UK

** Johnson & Johnson JNJ.N:
BUZZ - Climbs after receiving FDA authorization for surgical robot nL4N43O1FU

** Newmont Corp NEM.N:

** Gold Fields Ltd GFI.N:

** Harmony Gold Mining Co Ltd HMY.N:

** AngloGold Ashanti PLC AU.N:

BUZZ - Gold miners climb as bullion prices rise on softer US dollar nL4N43J0XK

** CME Group Inc CME.O:
BUZZ - Rallies after Q2 profit beat as perpetual future noise remains centerstage nL4N43O1GL

** Finward Bancorp FNWD.O:
BUZZ - Jumps on $208 million buyout deal from First Financial Bancorp nL6N43O0WK

** CNX Resources Corp CNX.N:

** EQT Corp EQT.N:

** Energy Transfer LP ET.N:

** Venture Global Inc VG.N:

BUZZ - US natgas stocks rise on higher demand forecasts, rising oil futures nL4N43O1IH

** Affiliated Managers Group Inc AMG.N:
BUZZ - Bounces back as analyst says selloff overdone nL6N43O0XO

Index RIC	Index name	Percent change %
.SPX	S&P 500	0.15
.SPLRCT	S&P 500 Information Technology	0.3
.SPLRCU	S&P 500 Utilities	1.49
.SPLRCD	S&P 500 Consumer Discretionary	-0.78
.SPLRCM	S&P 500 Materials	1.25
.SPLRCI	S&P 500 Industrials	0.34
.SPLRCL	S&P 500 Communication Services (Sector)	-0.18
.SPSY	S&P 500 Financials	-0.01
.SPLRCR	S&P 500 Real Estate	-0.36
.SPXHC	S&P 500 Health Care	-0.02
.SPLRCS	S&P 500 Consumer Staples	0.03
.SPNY	S&P 500 Energy	1.25