Wall Street's main indexes were higher on Friday as chipmakers returned to the driver's seat in a volatile week that also marked the start of the fourth-quarter earnings season. .N

At 10:30 EST, the Dow Jones Industrial Average .DJI was down 0.12% at 49,380.93. The S&P 500 .SPX was down 0.06% at 6,940.66, and the Nasdaq Composite .IXIC was down 0.05% at 23,518.24.

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

** Super Micro Computer Inc SMCI.OQ, up 7.5%

** Moderna Inc MRNA.OQ, up 5.9%

** Micron Technology Inc MU.OQ, up 5.8%

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

** Constellation Energy Corp CEG.OQ, down 9.0%

** Vistra Corp VST.N, down 6.8%

** Albemarle Corp ALB.N, down 6.2%

The top three NYSE .PG.N percentage gainers:

** Wheels Up Experience Inc UP.N, up 15.0%

** Surf Air Mobility Inc SRFM.N, up 12.2%

** Argan Inc AGX.N, up 11.6%

The top three NYSE .PL.N percentage losers:

** Sasol Ltd SSL.N, down 13.3%

** Ermenegildo Zegna NV ZGN.N, down 8.8%

** Endeavour Silver Corp EXK.N, down 7.9%

The top three Nasdaq .PG.O percentage gainers:

** Venus Concept Inc VERO.OQ, up 421.0%

** Jeffs Brands Ltd JFBR.OQ, up 229.7%

** Baiya International Group Inc BIYA.OQ, up 78.7%

The top three Nasdaq .PL.O percentage losers:

** Springview Holdings Ltd SPHL.OQ, down 31.6%

** Youlife Group Inc YOUL.OQ, down 29.5%

** Erayak Power Solution Group Inc RAYA.OQ, down 26.5%

** Micron Technology Inc MU.O:BUZZ - Jumps; director buys shares worth $7.8 million nL6N3YH0LO

** QXO Inc QXO.N:BUZZ - Drops after $753 mln stock sale nL6N3YH0OS

** M&T Bank Corp MTB.N:BUZZ - Rises after Q4 profit boost nL6N3YH0QE

** J.B. Hunt Transport Services Inc JBHT.O:BUZZ - Slumps after Q4 results; brokerages cut PT nL4N3YH0XO

** AST SpaceMobile Inc ASTS.O:BUZZ - Jumps after US Missile Defense Agency contract nL4N3YH0Z9

** J.M. Smucker Co SJM.N:

** Kraft Heinz Co KHC.O:BUZZ - Fall after Morgan Stanley downgrade, warns rising competition nL6N3YH0QX

** PNC Financial Services Group Inc PNC.N:BUZZ - Rises as Q4 profit surges nL6N3YH0RD

** Mosaic Co MOS.N:BUZZ - Dips on flagging North America fertilizer demand nL4N3YH11B

** Regions Financial Corp RF.N:BUZZ - Down after Q4 revenue miss nL6N3YH0R7

** ImmunityBio Inc IBRX.O:BUZZ - Rises on promising early cancer trial data nL4N3YH10R

** Hilton Worldwide Holdings Inc HLT.N:

** Marriott International Inc MAR.O:

** Marriott International Corp H.N:BUZZ - Barclays lifts PT on Hilton, Marriott over improved lodging outlook, cuts Hyatt nL4N3YH121

** EOG Resources Inc EOG.N:BUZZ - KeyBanc cuts EOG Resources to 'sector weight' nL4N3YE0XM

** Worthington Steel Inc WS.N:BUZZ - Jumps after agreeing to buy Kloeckner in $2.4 bln deal nL6N3YH0LW

** Vulcan Materials Co VMC.N:BUZZ - B Riley initiates coverage on Vulcan Materials with 'buy' nL4N3YH15D

** Analog Devices Inc ADI.O:BUZZ - Stifel lifts Analog Devices PT citing edge-AI focus nL4N3YH15B

** Amazon.com Inc AMZN.O:

** Alphabet Inc GOOGL.O:

** Talen Energy Corp TLN.O:

** Constellation Energy Corp CEG.O:BUZZ - Power producers fall on report of White House deal to curb electricity prices nL4N3YH157

** Palisade Bio Inc PALI.O:BUZZ - Rises; bowel disease drug set for global conference spotlight nL4N3YH160

** Invitation Homes Inc INVH.N:BUZZ - Acquires ResiBuilt in $89 million deal; shares rise nL4N3YH14R

** BridgeBio Pharma Inc BBIO.O:BUZZ - Rises after $550 mln convertible debt offering nL6N3YH0UH

** TransDigm Group Inc TDG.N:BUZZ - To buy Jet Parts Engineering, Victor Sierra Aviation for $2.2 billion; shares rise nL4N3YH16U

** Dave & Buster's Entertainment Inc PLAY.O:BUZZ - Rises after Benchmark upgrades to 'buy' nL6N3YH0W9

** Riot Platforms Inc RIOT.O:

** Advanced Micro Devices Inc AMD.O:BUZZ - Rise after signing data center lease at Rockdale site nL6N3YH0WH

(Compiled by Sahil Pandey and Rajarshi Roy)

((Sahil.Pandey@thomsonreuters.com))