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

By Mill Chart

Last update: May 15, 2025

Uncover the latest developments among S&P500 stocks in today's session. Stay tuned to the S&P500 index's top gainers and losers on Thursday.

Gainers

TickerChangeComment
STE8.36%STERIS PLC (NYSE:STE) witnessed a notable 8.36% uptick in its shares, reaching $246.53 during Thursday's session. Yesterday the company had a press release: STERIS Announces Financial Results for Fiscal 2025 Fourth Quarter and Full Year.
CSCO5.57%CISCO SYSTEMS INC's (NASDAQ:CSCO) stock price is advancing with 5.57% to a price of $64.7. Shareholders saw the stock price going 27.24% higher is the past year.
DG4.72%Exciting news for DOLLAR GENERAL CORP (NYSE:DG) as its stock price surged 4.72% to $91.84 during Thursday's session. In the last 3 months the share price increased with 20.87%.
DE4.05%DEERE & CO's (NYSE:DE) shares soared 4.05% to $517.64 during Thursday's session. The company's earnings where released Yesterday. Shareholders saw the stock price going 24.7% higher is the past 6 months.
VTRS3.92%VIATRIS INC's (NASDAQ:VTRS) shares rose 3.92% to $8.75 during Thursday's session. A press release (INVESTOR DEADLINE APPROACHING: Faruqi & Faruqi, LLP Investigates Claims on Behalf of Investors of Viatris) was released yesterday.
AWK2.98%AMERICAN WATER WORKS CO INC (NYSE:AWK) rose 2.98% to $137.81 during Thursday's after hours session. A press release (Water Quality Reports Available Online for Pennsylvania American Water Customers) was released earlier today.
HCA2.92%HCA HEALTHCARE INC (NYSE:HCA) experienced a significant 2.92% increase, reaching $378.23 during Thursday's session.
LMT2.85%LOCKHEED MARTIN CORP's (NYSE:LMT) shares soared 2.85% to $461.97 during Thursday's session.
BMY2.83%BRISTOL-MYERS SQUIBB CO's (NYSE:BMY) shares rose 2.83% to $45.37 during Thursday's session. In the last 6 months the share price dropped with 21.52%.
ABT2.79%ABBOTT LABORATORIES (NYSE:ABT) experienced a significant 2.79% increase, reaching $132.15 during Thursday's session. In the last year the share price increased with 23.51%.

Our top gainers page will show you the full list.

Top losers

TickerChangeComment
UNH-15.24%UNITEDHEALTH GROUP INC's (NYSE:UNH) stock price is declining with 15.24% to a price of $261.08. A press release (UNH INVESTOR ALERT: Bronstein, Gewirtz & Grossman LLC Announces That UnitedHealth Group Incorporated Investors With Substantial Losses Have Opportunity to Lead Class Action Lawsuit) was released yesterday.
FI-13.94%FISERV INC's (NYSE:FI) shares fell 13.94% to $163.4 during Thursday's session. Shareholders saw the stock price going 24.33% higher is the past year.
HUM-4.14%During Thursday's session, HUMANA INC's (NYSE:HUM) shares took a tumble, falling 4.14% to $220.93. The stock is trading 35.3% lower than a year ago.
MOH-2.9%Investors witnessed a 2.9% drop in MOLINA HEALTHCARE INC's (NYSE:MOH) stock price, which closed at $302.58 during Thursday's session.
FSLR-2.88%There was a notable decline in FIRST SOLAR INC's (NASDAQ:FSLR) shares, as they dropped 2.88% to $187.42 during Thursday's session. In the last month the share price increased with 52.17%.
FANG-2.86%There was a downturn in DIAMONDBACK ENERGY INC's (NASDAQ:FANG) shares, as they experienced a 2.86% decline, closing at $140.68 during Thursday's session. In the last year the stock lost 26.74%.
APA-2.86%During Thursday's session, APA CORP's (NASDAQ:APA) shares took a tumble, falling 2.86% to $17.65. Shareholders saw the stock price going 22.03% higher in the past month.
KKR-2.82%There was a downturn in KKR & CO INC's (NYSE:KKR) shares, as they experienced a 2.82% decline, closing at $125.39 during Thursday's session. A press release (KKR to Present at the Bernstein 41st Annual Strategic Decisions Conference 2025) was released yesterday.
MPWR-2.7%The market experienced a downward movement in MONOLITHIC POWER SYSTEMS INC's (NASDAQ:MPWR) stock price, closing at $714.49 with a 2.7% decrease during Thursday's session. In the last month the share price increased with 34.92%.
APTV-2.64%Investors witnessed a 2.64% decrease in APTIV PLC's (NYSE:APTV) stock price, which closed at $67.59 during Thursday's session. Shareholders saw the stock price going 36.82% higher in the past month.

For the full top loser list go to our top losers page.

APA CORP

NASDAQ:APA (12/19/2025, 8:00:00 PM)

After market: 24.12 0 (0%)

24.12

+0.31 (+1.3%)


ABBOTT LABORATORIES

NYSE:ABT (12/19/2025, 8:26:53 PM)

After market: 125.257 -0.19 (-0.15%)

125.45

+0.33 (+0.26%)


BRISTOL-MYERS SQUIBB CO

NYSE:BMY (12/19/2025, 8:04:00 PM)

After market: 54.1442 -0.05 (-0.08%)

54.19

+0.86 (+1.61%)


HUMANA INC

NYSE:HUM (12/19/2025, 8:04:00 PM)

After market: 262.6 +3.2 (+1.23%)

259.4

-1.27 (-0.49%)


MOLINA HEALTHCARE INC

NYSE:MOH (12/19/2025, 8:04:00 PM)

After market: 163.7 +0.01 (+0.01%)

163.69

+0.97 (+0.6%)


UNITEDHEALTH GROUP INC

NYSE:UNH (12/19/2025, 8:19:51 PM)

After market: 326.8 -0.62 (-0.19%)

327.42

-0.72 (-0.22%)


STERIS PLC

NYSE:STE (12/19/2025, 8:17:12 PM)

After market: 254.34 0 (0%)

254.34

+2.79 (+1.11%)


LOCKHEED MARTIN CORP

NYSE:LMT (12/19/2025, 8:04:00 PM)

After market: 474.13 0 (0%)

474.13

+3.99 (+0.85%)


DEERE & CO

NYSE:DE (12/19/2025, 8:04:00 PM)

After market: 470.65 +0.08 (+0.02%)

470.57

-4.48 (-0.94%)


CISCO SYSTEMS INC

NASDAQ:CSCO (12/19/2025, 10:37:50 PM)

After market: 78.58 +0.16 (+0.2%)

78.42

+1.47 (+1.91%)


FIRST SOLAR INC

NASDAQ:FSLR (12/19/2025, 8:00:00 PM)

After market: 267.24 +0.26 (+0.1%)

266.98

+5.19 (+1.98%)


MONOLITHIC POWER SYSTEMS INC

NASDAQ:MPWR (12/19/2025, 8:03:53 PM)

After market: 937.11 0 (0%)

937.11

+7.63 (+0.82%)


AMERICAN WATER WORKS CO INC

NYSE:AWK (12/19/2025, 8:04:00 PM)

After market: 130.25 0 (0%)

130.25

-2.77 (-2.08%)


DOLLAR GENERAL CORP

NYSE:DG (12/19/2025, 8:04:00 PM)

After market: 136.96 -0.32 (-0.23%)

137.28

+0.6 (+0.44%)


HCA HEALTHCARE INC

NYSE:HCA (12/19/2025, 8:04:00 PM)

After market: 472.98 0 (0%)

472.98

+6.42 (+1.38%)


DIAMONDBACK ENERGY INC

NASDAQ:FANG (12/19/2025, 8:00:02 PM)

After market: 148.13 0 (0%)

148.13

+1.13 (+0.77%)


FISERV INC

NYSE:FI (11/10/2025, 8:04:00 PM)

After market: 63.6172 -0.18 (-0.29%)

63.8

+0.1 (+0.16%)


KKR & CO INC

NYSE:KKR (12/19/2025, 8:04:00 PM)

After market: 130.61 0 (0%)

130.61

-1.36 (-1.03%)


APTIV PLC

NYSE:APTV (12/19/2025, 8:04:00 PM)

After market: 78.29 0 (0%)

78.29

+0.7 (+0.9%)


VIATRIS INC

NASDAQ:VTRS (12/19/2025, 8:21:02 PM)

After market: 11.91 -0.02 (-0.17%)

11.93

-0.01 (-0.08%)



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