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What's going on in today's after hours session: S&P500 movers

By Mill Chart

Last update: Aug 14, 2025

The regular session of the US market on Thursday is now over, but let's get a preview of the after-hours session and explore the top S&P500 gainers and losers driving the post-market movements.


postmarket

Today's after hours gainers

TickerChangeComment
UNH8.26%In the after-hours session on Thursday, UNITEDHEALTH GROUP INC (NYSE:UNH) experienced a notable 8.26% increase, driving its shares to $293.91. Two days ago the company had a press release: UnitedHealth Group Board Authorizes Payment of Quarterly Dividend.
NUE7.02%In the after-hours session on Thursday, NUCOR CORP (NYSE:NUE) experienced a notable 7.02% increase, driving its shares to $154.49. Shareholders saw the stock price going 24.27% higher in the past 3 months.
CNC4.31%CENTENE CORP (NYSE:CNC) rose 4.31% to $28.09 during Thursday's after hours session. Earlier today the company had a press release: September 8, 2025 Deadline: Contact Levi & Korsinsky to Join Class Action Suit Against CNC.
MOH3.99%MOLINA HEALTHCARE INC (NYSE:MOH) showcases remarkable after-hours performance, with a 3.99% rise to $166.0 during Thursday's after-hours trading. The stock is trading 21.85% lower than a month ago.
LEN3.49%LENNAR CORP-A's (NYSE:LEN) stock price is advancing with 3.49% to a price of $135.0. In the last year the stock lost 24.05%.
ELV3.24%Positive market activity for ELEVANCE HEALTH INC (NYSE:ELV) after regular trading hours, with a 3.24% increase to $305.0 in the after-hours session on Thursday. The stock is trading 26.75% lower than 3 months ago.
DHI2.92%Positive market activity for DR HORTON INC (NYSE:DHI) after regular trading hours, with a 2.92% increase to $168.68 in the after-hours session on Thursday. The stock is trading 24.5% higher than a month ago.
ALLE2.86%ALLEGION PLC's (NYSE:ALLE) shares rose 2.86% to $173.37. A press release (Allegion Acquires Brisant, Leading UK Provider of Residential Security Hardware) was released two days ago.
INTC2.51%Positive market activity for INTEL CORP (NASDAQ:INTC) after regular trading hours, with a 2.51% increase to $24.46 in the after-hours session on Thursday.

To see the full list of after hours gainers you can use our after hours gainers page.

After hours losers

TickerChangeComment
AMAT-12.54%APPLIED MATERIALS INC's (NASDAQ:AMAT) stock price is showing a decline of 12.54% to a price of $164.64 during the after-hours session. yesterday the company released their earnings. Earlier today the company had a press release: Applied Materials Announces Third Quarter 2025 Results.
KLAC-6.01%Today's after-hours session sees a continuation of the %ABSPERF% decrease earlier in the day for KLA CORP (NASDAQ:KLAC). The stock is trading 20.76% higher than 3 months ago.
LRCX-5.94%LAM RESEARCH CORP's (NASDAQ:LRCX) shares experienced a 5.94% decrease to $101.0 in the after-hours session. Shareholders saw the stock price going 27.18% higher in the past 3 months.
AEE-3.45%AMEREN CORPORATION's (NYSE:AEE) shares fell 3.45% to $97.93. In the last year the stock gained 23.54%.

To see the full list of after hours losers you can use our after hours losers page.

NUCOR CORP

NYSE:NUE (9/5/2025, 8:04:00 PM)

After market: 148.5 +1.24 (+0.84%)

147.26

+2.32 (+1.6%)


CENTENE CORP

NYSE:CNC (9/5/2025, 8:05:30 PM)

Premarket: 29.09 +0.11 (+0.38%)

28.98

+0.33 (+1.15%)


MOLINA HEALTHCARE INC

NYSE:MOH (9/5/2025, 8:04:00 PM)

Premarket: 175.01 +0.36 (+0.21%)

174.65

+3.82 (+2.24%)


UNITEDHEALTH GROUP INC

NYSE:UNH (9/5/2025, 8:04:00 PM)

Premarket: 321.598 +6.21 (+1.97%)

315.39

+5.01 (+1.61%)


DR HORTON INC

NYSE:DHI (9/5/2025, 8:08:29 PM)

Premarket: 181.02 -0.78 (-0.43%)

181.8

+5.11 (+2.89%)


LENNAR CORP-A

NYSE:LEN (9/5/2025, 8:26:54 PM)

Premarket: 141.5 -0.38 (-0.27%)

141.88

+3.81 (+2.76%)


INTEL CORP

NASDAQ:INTC (9/5/2025, 8:22:47 PM)

Premarket: 24.41 -0.08 (-0.33%)

24.49

-0.12 (-0.49%)


APPLIED MATERIALS INC

NASDAQ:AMAT (9/5/2025, 8:00:01 PM)

Premarket: 163.3 +0.55 (+0.34%)

162.75

+4.51 (+2.85%)


KLA CORP

NASDAQ:KLAC (9/5/2025, 8:26:18 PM)

After market: 903 -2.09 (-0.23%)

905.09

+31.8 (+3.64%)


LAM RESEARCH CORP

NASDAQ:LRCX (9/5/2025, 8:27:35 PM)

Premarket: 104.15 +1.2 (+1.17%)

102.95

+2.53 (+2.52%)


AMEREN CORPORATION

NYSE:AEE (9/5/2025, 8:04:00 PM)

After market: 100.63 0 (0%)

100.63

-0.25 (-0.25%)


ALLEGION PLC

NYSE:ALLE (9/5/2025, 8:04:00 PM)

After market: 171.86 0 (0%)

171.86

+1.11 (+0.65%)


ELEVANCE HEALTH INC

NYSE:ELV (9/5/2025, 8:09:54 PM)

Premarket: 314.5 +0.86 (+0.27%)

313.64

+5.59 (+1.81%)



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