These S&P500 stocks are gapping in today's session

By Mill Chart - Last update: Dec 16, 2025

Tuesday's session is showcasing interesting market movements in the S&P500 index, with notable gap up and gap down stocks. Stay updated with the gapping S&P500 stocks in today's session.


gap

Gap down stocks

TickerChangeComment
APA-4.12%APA CORP's (NASDAQ:APA) shares experienced a 4.12% decline to $24.23 during Tuesday's session, accompanied by a 6.78% gap. In the last 6 months the stock gained 26.54%.
FANG-4.1%DIAMONDBACK ENERGY INC's (NASDAQ:FANG) shares recorded a 4.1% decline to $147.75, with a notable 6.26% gap during today's session.
HAL-3.92%HALLIBURTON CO's (NYSE:HAL) shares experienced a 3.92% decline to $27.3 during Tuesday's session, accompanied by a 4.98% gap. In the last 3 months the share price increased with 26.21%.
PSX-3.78%Unfavorable news for PHILLIPS 66's (NYSE:PSX) stock! It witnessed a 3.78% decline to $136.16 in today's session, along with a 4.17% gap. A press release (Phillips 66 announces 2026 capital budget) was released yesterday.
PFE-3.75%During Tuesday's session, PFIZER INC's (NYSE:PFE) stock price decreased by 3.75% to $25.44 with a significant 4.62% gap. Earlier today the company had a press release: Pfizer Reaffirms Full-Year 2025 EPS Guidance and Provides Full-Year 2026 Guidance.
MRK-3.14%MERCK & CO. INC.'s (NYSE:MRK) shares suffered a 3.14% decline to $97.11 during Tuesday's session, accompanied by a 4.04% gap. In the last 3 months the stock gained 23.0%.
EPAM-3.04%EPAM SYSTEMS INC's (NYSE:EPAM) shares experienced a 3.04% decline to $205.69 during Tuesday's session, accompanied by a 4.27% gap. In the last 3 months the share price increased with 35.81%.
BKR-3.01%BAKER HUGHES CO's (NASDAQ:BKR) shares declined by 3.01% to $45.48, showing a 4.64% gap in today's session. In the last 6 months the share price increased with 20.23%.
COP-3.0%CONOCOPHILLIPS's (NYSE:COP) shares fell 3.0% to $91.53 during Tuesday's session with a gap of 4.39%.
OXY-2.96%During Tuesday's session, OCCIDENTAL PETROLEUM CORP's (NYSE:OXY) stock price decreased by 2.96% to $39.0 with a significant 5.06% gap.

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

APA CORP

NASDAQ:APA (2/19/2026, 6:59:04 PM)

After market: 29.13 +0.05 (+0.17%)

29.08

+0.47 (+1.64%)


OCCIDENTAL PETROLEUM CORP

NYSE:OXY (2/19/2026, 7:31:11 PM)

After market: 51.45 -0.08 (-0.16%)

51.53

+4.42 (+9.38%)


CONOCOPHILLIPS

NYSE:COP (2/19/2026, 7:00:00 PM)

After market: 112 +0.41 (+0.37%)

111.59

+1.07 (+0.97%)


HALLIBURTON CO

NYSE:HAL (2/19/2026, 7:20:50 PM)

After market: 35.3 -0.07 (-0.2%)

35.37

+0.6 (+1.73%)


MERCK & CO. INC.

NYSE:MRK (2/19/2026, 7:17:46 PM)

After market: 121.86 0 (0%)

121.86

+0.2 (+0.16%)


PFIZER INC

NYSE:PFE (2/19/2026, 7:27:50 PM)

After market: 26.8215 -0.04 (-0.14%)

26.86

-0.51 (-1.86%)


BAKER HUGHES CO

NASDAQ:BKR (2/19/2026, 6:44:55 PM)

After market: 62.6 +0.04 (+0.06%)

62.56

+1.02 (+1.66%)


EPAM SYSTEMS INC

NYSE:EPAM (2/19/2026, 7:28:54 PM)

After market: 139.5 +0.34 (+0.24%)

139.16

-28.53 (-17.01%)


PHILLIPS 66

NYSE:PSX (2/19/2026, 7:26:18 PM)

After market: 155.41 0 (0%)

155.41

-1.99 (-1.26%)


DIAMONDBACK ENERGY INC

NASDAQ:FANG (2/19/2026, 6:56:43 PM)

After market: 174.72 0 (0%)

174.72

+0.71 (+0.41%)



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