The S&P 500 hit a record high on Wednesday, with broad-gains across sectors supporting the main indexes during a shortened Christmas Eve session.

As of 12:00 EST, the S&P 500 <.SPX> gained 23.21 points, or 0.34%, to 6,933.00 and had posted 15 new 52-week highs and 2 new lows.

At 12:23 EST, the Dow Jones Industrial Average .DJI was up 0.57% at 48,718.82 and the Nasdaq Composite .IXIC was up 0.21% at 23,612.01.

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

** Nike Inc NKE.N, up 4.7%

** Micron Technology Inc MU.OQ, up 3.4%

** Citigroup Inc C.N, up 2.7%

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

** Datadog Inc DDOG.OQ, down 2.8%

** Intel Corp INTC.OQ, down 1.3%

** Carnival Corp CCL.N, down 1.2%

The top three NYSE .PG.N percentage gainers:

** Trinseo PLC TSE.N, up 18.7%

** Wheels Up Experience Inc UP.N, up 13.0%

** ZKH Group Ltd ZKH.N, up 9.9%

The top three NYSE .PL.N percentage losers:

** Sable Offshore Corp SOC.N, down 9.3%

** Nine Energy Service Inc NINE.N, down 6.8%

** Virgin Galactic Holdings Inc SPCE.N, down 6.4%

The top three Nasdaq .PG.O percentage gainers:

** Omeros Corp OMER.OQ, up 80.3%

** Sobr Safe Inc SOBR.OQ, up 69.2%

** Kandal M Venture Ltd FMFC.OQ, up 64.8%

The top three Nasdaq .PL.O percentage losers:

** Work Medical Technology Group Ltd WOK.OQ, down 38.0%

** Picocela Inc PCLA.OQ, down 35.5%

** Agroz Inc AGRZ.OQ, down 25.6%

** Snowflake SNOW.N

BUZZ-Snowflake dips after report says co to buy Observe for $1 blnnL6N3XU0J0

**Hecla Mining HL.N

** Coeur Mining CDE.N

** Endeavour Silver EDR.TO

** Silvercorp Metals SVM.TO

BUZZ- Silver miners fall as bullion prices retreat from record highsnL6N3XU0I8

** Newmont NEM.N

** Barrick Mining ABX.TO

** Agnico Eagle Mines AEM.TO

** Kinross Gold K.TO

BUZZ- Gold miners decline as bullion prices retreat from record highsnL4N3XU0QX

** Nike NKE.N: BUZZ - Nike climbs after Apple CEO buys stock worth nearly $3 million nL6N3XU0HO

** Vertex VRTX.O

BUZZ- Leerink Partners lifts Vertex price target on pipeline optimism nL4N3XU0IW

** BP BP.L:

BUZZ - BP shares rise on Castrol stake sale nL4N3XU0BW

** Dynavax DVAX.O

** Sanofi SASY.PA:

BUZZ - Dynavax soars as French drug maker Sanofi to acquire co nL6N3XU0D7

** Intel INTC.O

** Nvidia NVDA.O: BUZZ - Intel falls after report Nvidia stopped testing company's 18A chipmaking tech nL4N3XU0JK

(Compiled by Koyena Das)

((Koyena.das@thomsonreuters.com))