Gapping S&P500 stocks in Friday's session

By Mill Chart - Last update: Oct 31, 2025

Looking for the S&P500 stocks that are experiencing notable gaps on Friday? Find out which stocks are gapping up and gapping down in the S&P500 index during today's session.


gap

Today's top gap down stocks

TickerChangeComment
DXCM-17.02%DEXCOM INC's (NASDAQ:DXCM) shares declined by 17.02% to $56.59, showing a 18.4% gap in today's session. Yesterday the company had a press release: Dexcom Reports Third Quarter 2025 Financial Results and Updates Full Year 2025 Guidance.
MPWR-10.99%MONOLITHIC POWER SYSTEMS INC's (NASDAQ:MPWR) shares declined by 10.99% to $968.0, showing a 14.78% gap in today's session. In the last 3 months the stock gained 38.43%.
STX-6.65%Today, SEAGATE TECHNOLOGY HOLDINGS's (NASDAQ:STX) stock experienced a 6.65% fall to $250.5 with a 9.65% gap. The stock is trading 73.33% higher than 3 months ago.
AJG-6.18%In today's session, ARTHUR J GALLAGHER & CO's (NYSE:AJG) stock price decreased by 6.18% to $245.84, exhibiting a 8.68% gap. Shareholders saw the stock price going 20.86% lower is the past 6 months.
MSI-5.04%In today's session, MOTOROLA SOLUTIONS INC's (NYSE:MSI) stock witnessed a 5.04% fall to $410.19 with a 7.41% gap. Yesterday the company had a press release: Motorola Solutions Reports Third-Quarter 2025 Financial Results.
ABBV-4.47%In today's session, ABBVIE INC's (NYSE:ABBV) stock witnessed a 4.47% fall to $218.0 with a 5.86% gap. yesterday the company released their earnings.
CSGP-3.84%In today's session, COSTAR GROUP INC's (NASDAQ:CSGP) stock witnessed a 3.84% fall to $66.97 with a 6.14% gap. A press release (CoStar’s U.S. Industrial Projections Remain Unchanged Through 2026) was released earlier today.
CHTR-3.24%CHARTER COMMUNICATIONS INC-A's (NASDAQ:CHTR) shares fell 3.24% to $223.44 during Friday's session with a gap of 11.33%. CHARTER COMMUNICATIONS INC-A released earnings Yesterday. In the last 6 months the stock lost 40.02%.
ERIE-3.11%ERIE INDEMNITY COMPANY-CL A's (NASDAQ:ERIE) shares suffered a 3.11% decline to $300.0 during Friday's session, accompanied by a 4.61% gap. A press release (Erie Indemnity Reports Third Quarter 2025 Results) was released yesterday.
RMD-2.96%Unfavorable news for RESMED INC's (NYSE:RMD) stock! It witnessed a 2.96% decline to $244.8 in today's session, along with a 6.88% gap. Yesterday the company had a press release: Resmed Inc. Announces Results for the First Quarter of Fiscal Year 2026.

To see the full list of gap down stocks you can use our gap down stocks screener.

ARTHUR J GALLAGHER & CO

NYSE:AJG (2/26/2026, 4:15:00 PM)

After market: 225.22 0 (0%)

225.22

+7.09 (+3.25%)


ERIE INDEMNITY COMPANY-CL A

NASDAQ:ERIE (2/26/2026, 4:10:09 PM)

After market: 268.7 0 (0%)

268.7

-1.12 (-0.42%)


RESMED INC

NYSE:RMD (2/26/2026, 3:42:56 PM)

After market: 257.06 0 (0%)

257.06

+4.53 (+1.79%)


DEXCOM INC

NASDAQ:DXCM (2/26/2026, 4:12:36 PM)

After market: 74.38 0 (0%)

74.38

+1.22 (+1.67%)


COSTAR GROUP INC

NASDAQ:CSGP (2/26/2026, 4:10:09 PM)

After market: 45 0 (0%)

45

+0.22 (+0.49%)


SEAGATE TECHNOLOGY HOLDINGS

NASDAQ:STX (2/26/2026, 3:43:01 PM)

After market: 409.5 -0.17 (-0.04%)

409.67

-12.18 (-2.89%)


MONOLITHIC POWER SYSTEMS INC

NASDAQ:MPWR (2/26/2026, 4:15:08 PM)

After market: 1182.02 +1.89 (+0.16%)

1180.13

-51.82 (-4.21%)


MOTOROLA SOLUTIONS INC

NYSE:MSI (2/26/2026, 3:42:56 PM)

After market: 471.95 0 (0%)

471.95

+0.62 (+0.13%)


ABBVIE INC

NYSE:ABBV (2/26/2026, 3:42:24 PM)

After market: 224.267 -0.42 (-0.19%)

224.69

-2.23 (-0.98%)


CHARTER COMMUNICATIONS INC-A

NASDAQ:CHTR (2/26/2026, 4:15:00 PM)

After market: 228.38 0 (0%)

228.38

+2.63 (+1.17%)



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