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Gapping S&P500 stocks in Thursday's session

By Mill Chart

Last update: Oct 16, 2025

Let's have a look at the S&P500 gap up and gap down stocks in today's session.


gap

Gap down stocks

TickerChangeComment
MMC-7.46%Unfavorable news for MARSH & MCLENNAN COS's (NYSE:MMC) stock! It witnessed a 7.46% decline to $188.63 in today's session, along with a 8.74% gap. yesterday the company released their earnings. Earlier today the company had a press release: Marsh McLennan Reports Third Quarter 2025 Results.
FFIV-7.31%Unfortunate news for F5 INC's (NASDAQ:FFIV) stock! It registered a 7.31% decline to $306.56 in today's session, accompanied by a 10.95% gap. Shareholders saw the stock price going 27.9% higher is the past 6 months.
HPE-7.25%HEWLETT PACKARD ENTERPRISE's (NYSE:HPE) shares declined by 7.25% to $23.23, showing a 14.82% gap in today's session. A press release (HPE details strategic and execution priorities to drive enhanced shareholder value at HPE Securities Analyst Meeting 2025) was released earlier today.
AJG-5.27%ARTHUR J GALLAGHER & CO's (NYSE:AJG) shares suffered a 5.27% decline to $280.55 during Thursday's session, accompanied by a 8.27% gap.
BRO-4.67%BROWN & BROWN INC's (NYSE:BRO) shares declined by 4.67% to $89.58, showing a 6.24% gap in today's session.
AON-4.21%AON PLC-CLASS A's (NYSE:AON) shares declined by 4.21% to $340.81, showing a 5.52% gap in today's session.
CB-3.77%In today's session, CHUBB LTD's (NYSE:CB) stock witnessed a 3.77% fall to $267.81 with a 5.43% gap.
WTW-3.6%Unfortunate news for WILLIS TOWERS WATSON PLC's (NASDAQ:WTW) stock! It registered a 3.6% decline to $327.19 in today's session, accompanied by a 5.29% gap.
HIG-3.51%In today's session, HARTFORD INSURANCE GROUP INC's (NYSE:HIG) stock price decreased by 3.51% to $124.15, exhibiting a 5.09% gap.
ACGL-3.14%Unfortunate news for ARCH CAPITAL GROUP LTD's (NASDAQ:ACGL) stock! It registered a 3.14% decline to $86.76 in today's session, accompanied by a 5.73% gap.

Our gap down stocks screener will show you the full list.

ARTHUR J GALLAGHER & CO

NYSE:AJG (12/11/2025, 7:19:47 PM)

After market: 247.62 0 (0%)

247.62

+7.17 (+2.98%)


BROWN & BROWN INC

NYSE:BRO (12/11/2025, 7:22:57 PM)

After market: 79.55 0 (0%)

79.55

+2.04 (+2.63%)


MARSH & MCLENNAN COS

NYSE:MMC (12/11/2025, 7:54:59 PM)

After market: 183.47 0 (0%)

183.47

+2.54 (+1.4%)


ARCH CAPITAL GROUP LTD

NASDAQ:ACGL (12/11/2025, 6:06:56 PM)

After market: 93.64 0 (0%)

93.64

+1.87 (+2.04%)


HARTFORD INSURANCE GROUP INC

NYSE:HIG (12/11/2025, 7:43:11 PM)

After market: 135.29 0 (0%)

135.29

+5.05 (+3.88%)


CHUBB LTD

NYSE:CB (12/11/2025, 7:35:06 PM)

After market: 305.98 0 (0%)

305.98

+9.44 (+3.18%)


WILLIS TOWERS WATSON PLC

NASDAQ:WTW (12/11/2025, 6:14:31 PM)

After market: 325.58 0 (0%)

325.58

+10.58 (+3.36%)


F5 INC

NASDAQ:FFIV (12/11/2025, 7:45:05 PM)

After market: 261.1 -3.35 (-1.27%)

264.45

+6.37 (+2.47%)


AON PLC-CLASS A

NYSE:AON (12/11/2025, 7:20:15 PM)

After market: 347.4 0 (0%)

347.4

+7.35 (+2.16%)


HEWLETT PACKARD ENTERPRISE

NYSE:HPE (12/11/2025, 7:55:56 PM)

After market: 24.48 -0.06 (-0.24%)

24.54

-0.72 (-2.85%)



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