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

By Mill Chart

Last update: May 20, 2025

Pre-market stock analysis of S&P500 stocks on 2025-05-20: top gainers and losers in today's session.

Gainers

TickerChangeComment
LNT4.52%During Tuesday's pre-market session, ALLIANT ENERGY CORP (NASDAQ:LNT) experienced a 4.52% increase, with the stock price reaching $65.94. The stock is trading 26.31% higher than a year ago.
TMO3.77%THERMO FISHER SCIENTIFIC INC's (NYSE:TMO) shares rose 3.77% to $429.52 during Tuesday's pre-market session. In the last 3 months the stock lost 22.28%.
HPE3.38%HEWLETT PACKARD ENTERPRISE's (NYSE:HPE) stock price increased by 3.38% to $18.05. A press release (Hewlett Packard Enterprise Deepens Integration with NVIDIA on AI Factory Portfolio) was released yesterday.
UNH2.69%During Tuesday's pre-market session, UNITEDHEALTH GROUP INC (NYSE:UNH) exhibited strong growth, with the stock price climbing 2.69% to $324.39. Yesterday the company had a press release: UNITEDHEALTH GROUP INCORPORATED (NYSE: UNH) SHAREHOLDER ALERT Bernstein Liebhard LLP Reminds UnitedHealth Group Incorporated Investors of Upcoming Deadline.
EW2.51%EDWARDS LIFESCIENCES CORP's (NYSE:EW) shares rose 2.51% to $80.0.
HD2.4%HOME DEPOT INC (NYSE:HD) rose 2.4% to $388.5 during Tuesday's pre-market session. yesterday the company released their earnings.
CI2.17%Pre-market trading on Tuesday showed positive momentum for THE CIGNA GROUP (NYSE:CI), as the stock price advanced 2.17% to reach $328.95.

For the full premarket gainers list go to our premarket gainers page.

Today's pre-market losers

TickerChangeComment
DE-5.96%DEERE & CO's (NYSE:DE) shares fell 5.96% to $498.25. The stock is trading 41.3% higher than a year ago.
GE-5.73%GENERAL ELECTRIC's (NYSE:GE) shares fell 5.73% to $221.81 during Tuesday's pre-market session. The stock is trading 31.93% higher than a month ago.
MCK-5.23%Investors observed a 5.23% decline in MCKESSON CORP's (NYSE:MCK) stock price, which now stands at $688.4 during Tuesday's pre-market session. In the last 3 months the stock gained 21.53%.
RMD-4.09%RESMED INC's (NYSE:RMD) shares fell 4.09% to $243.0. In the last month the share price increased with 20.15%.
IBM-3.81%The stock price of INTL BUSINESS MACHINES CORP (NYSE:IBM) is declining by 3.81%, reaching $258.19 during Tuesday's pre-market session. Shareholders saw the stock price going 20.38% higher is the past 6 months.
MCD-3.55%MCDONALD'S CORP's (NYSE:MCD) stock price decreased by 3.55% to $309.83. In the last year the stock gained 24.45%.
BSX-3.29%BOSTON SCIENTIFIC CORP's (NYSE:BSX) shares experienced a 3.29% decline, falling to $103.15 during Tuesday's pre-market session. Shareholders saw the stock price going 41.03% higher is the past year.
TJX-3.22%During Tuesday's pre-market session, the shares of TJX COMPANIES INC (NYSE:TJX) declined by 3.22%, reaching $130.68. TJX is releasing earnings today. In the last year the stock gained 32.2%.
HAS-3.04%HASBRO INC's (NASDAQ:HAS) shares fell 3.04% to $66.11 during Tuesday's pre-market session. Shareholders saw the stock price going 32.29% higher in the past month.
HON-2.86%The stock price of HONEYWELL INTERNATIONAL INC (NASDAQ:HON) is experiencing a decline of 2.86%, reaching $218.51 in today's pre-market session on Tuesday.

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

GENERAL ELECTRIC

NYSE:GE (5/27/2025, 8:04:00 PM)

After market: 242 +0.22 (+0.09%)

241.78

+8.99 (+3.86%)


THE CIGNA GROUP

NYSE:CI (5/27/2025, 8:10:12 PM)

After market: 315.28 0 (0%)

315.28

-0.71 (-0.22%)


UNITEDHEALTH GROUP INC

NYSE:UNH (5/27/2025, 8:04:00 PM)

After market: 293.86 -1.14 (-0.39%)

295

-0.57 (-0.19%)


EDWARDS LIFESCIENCES CORP

NYSE:EW (5/27/2025, 8:18:53 PM)

After market: 77.3707 +1.15 (+1.51%)

76.22

+1.23 (+1.64%)


RESMED INC

NYSE:RMD (5/27/2025, 8:04:00 PM)

After market: 246.22 0 (0%)

246.22

+3.38 (+1.39%)


BOSTON SCIENTIFIC CORP

NYSE:BSX (5/27/2025, 8:05:00 PM)

After market: 106.5 +0.33 (+0.31%)

106.17

+1.67 (+1.6%)


HONEYWELL INTERNATIONAL INC

NASDAQ:HON (5/27/2025, 8:00:01 PM)

After market: 226.56 +0.1 (+0.04%)

226.46

+4.43 (+2%)


DEERE & CO

NYSE:DE (5/27/2025, 8:15:34 PM)

After market: 511 +1.37 (+0.27%)

509.63

-0.43 (-0.08%)


TJX COMPANIES INC

NYSE:TJX (5/27/2025, 8:04:00 PM)

After market: 128.274 +0.31 (+0.25%)

127.96

+2.26 (+1.8%)


MCKESSON CORP

NYSE:MCK (5/27/2025, 8:04:00 PM)

After market: 720 -0.38 (-0.05%)

720.38

+4.29 (+0.6%)


HOME DEPOT INC

NYSE:HD (5/27/2025, 8:04:00 PM)

After market: 369.5 -0.9 (-0.24%)

370.4

+7.69 (+2.12%)


MCDONALD'S CORP

NYSE:MCD (5/27/2025, 8:04:00 PM)

After market: 314.94 -0.01 (0%)

314.95

+0.38 (+0.12%)


INTL BUSINESS MACHINES CORP

NYSE:IBM (5/27/2025, 8:04:00 PM)

After market: 263.3 +0.07 (+0.03%)

263.23

+4.6 (+1.78%)


THERMO FISHER SCIENTIFIC INC

NYSE:TMO (5/27/2025, 8:04:00 PM)

After market: 403.55 0 (0%)

403.55

+9.89 (+2.51%)


ALLIANT ENERGY CORP

NASDAQ:LNT (5/27/2025, 8:00:00 PM)

After market: 62.3 +0.05 (+0.08%)

62.25

+0.53 (+0.86%)


HASBRO INC

NASDAQ:HAS (5/27/2025, 8:00:01 PM)

After market: 67.38 0 (0%)

67.38

+1.55 (+2.35%)


HEWLETT PACKARD ENTERPRISE

NYSE:HPE (5/27/2025, 8:04:00 PM)

After market: 17.96 +0.02 (+0.11%)

17.94

+0.52 (+2.99%)



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ChartMill News Image8 days ago - ChartmillWhat's going on in today's pre-market session: S&P500 movers

Pre-market stock analysis of S&P500 stocks on 2025-05-20: top gainers and losers in today's session.

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