Which S&P500 stocks are gapping on Wednesday?

By Mill Chart

Last update: Jan 7, 2026

Stay tuned for the market movements in the S&P500 index on Wednesday. Check out the gap up and gap down stocks in the S&P500 index during today's session.


gap

Today's top gap down stocks

TickerChangeComment
SWKS-11.24%Unfortunate news for SKYWORKS SOLUTIONS INC's (NASDAQ:SWKS) stock! It registered a 11.24% decline to $58.82 in today's session, accompanied by a 13.08% gap. In the last year the stock lost 26.53%.
WDC-10.32%WESTERN DIGITAL CORP's (NASDAQ:WDC) shares suffered a 10.32% decline to $196.74 during Wednesday's session, accompanied by a 11.8% gap. In the last month the stock gained 29.9%.
STX-9.04%Today, SEAGATE TECHNOLOGY HOLDINGS's (NASDAQ:STX) stock experienced a 9.04% fall to $300.55 with a 9.96% gap. The stock is trading 54.13% higher than 3 months ago.
FSLR-8.04%FIRST SOLAR INC's (NASDAQ:FSLR) shares suffered a 8.04% decline to $247.17 during Wednesday's session, accompanied by a 12.71% gap. The stock is trading 65.46% higher than 6 months ago.
VST-6.6%Unfavorable news for VISTRA CORP's (NYSE:VST) stock! It witnessed a 6.6% decline to $158.34 in today's session, along with a 8.37% gap.
CSGP-5.25%In today's session, COSTAR GROUP INC's (NASDAQ:CSGP) stock witnessed a 5.25% fall to $63.67 with a 6.15% gap. A press release (CoStar Group Provides Full Year 2026 and Medium-Term Outlook with Significant Adjusted EBITDA Expansion) was released earlier today.
NRG-4.67%NRG ENERGY INC's (NYSE:NRG) stock price is declining with 4.67% to a price of $152.18 with a gap of 5.76%. A press release (NRG Energy Announces Leadership Succession Plan) was released earlier today.
PNR-4.58%Today, PENTAIR PLC's (NYSE:PNR) stock experienced a 4.58% fall to $99.69 with a 5.37% gap.
UHS-4.5%UNIVERSAL HEALTH SERVICES-B's (NYSE:UHS) shares recorded a 4.5% decline to $211.76, with a notable 6.43% gap during today's session. The stock is trading 21.49% higher than 6 months ago.
APO-4.24%APOLLO GLOBAL MANAGEMENT INC's (NYSE:APO) shares fell 4.24% to $146.22 during Wednesday's session with a gap of 4.66%. A press release (Apollo Backs $5.4 Billion Valor and xAI Data Center Compute Infrastructure Transaction with $3.5 Billion Capital Solution) was released earlier today.

For the full top loser list go to our gap down stocks screener.

UNIVERSAL HEALTH SERVICES-B

NYSE:UHS (1/16/2026, 8:04:00 PM)

After market: 197.047 -2.83 (-1.42%)

199.88

-4.31 (-2.11%)


PENTAIR PLC

NYSE:PNR (1/16/2026, 8:04:00 PM)

After market: 107.3 0 (0%)

107.3

+0.33 (+0.31%)


COSTAR GROUP INC

NASDAQ:CSGP (1/16/2026, 8:03:03 PM)

After market: 65.34 0 (0%)

65.34

+1.96 (+3.09%)


SEAGATE TECHNOLOGY HOLDINGS

NASDAQ:STX (1/16/2026, 8:00:00 PM)

After market: 326.55 +0.32 (+0.1%)

326.23

+5.91 (+1.85%)


WESTERN DIGITAL CORP

NASDAQ:WDC (1/16/2026, 8:00:02 PM)

After market: 222 +0.49 (+0.22%)

221.51

-0.59 (-0.27%)


SKYWORKS SOLUTIONS INC

NASDAQ:SWKS (1/16/2026, 8:00:01 PM)

After market: 57.88 +0.11 (+0.19%)

57.77

-0.69 (-1.18%)


FIRST SOLAR INC

NASDAQ:FSLR (1/16/2026, 8:20:52 PM)

After market: 243.97 +0.24 (+0.1%)

243.73

+0.09 (+0.04%)


NRG ENERGY INC

NYSE:NRG (1/16/2026, 8:04:00 PM)

After market: 151.17 -0.88 (-0.58%)

152.05

-6.45 (-4.07%)


APOLLO GLOBAL MANAGEMENT INC

NYSE:APO (1/16/2026, 8:04:00 PM)

After market: 143.88 0 (0%)

143.88

-0.27 (-0.19%)


VISTRA CORP

NYSE:VST (1/16/2026, 8:04:00 PM)

After market: 166.89 +0.29 (+0.17%)

166.6

-13.58 (-7.54%)



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