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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 (5/30/2025, 8:04:00 PM)

After market: 245.25 -0.66 (-0.27%)

245.91

+1.75 (+0.72%)


THE CIGNA GROUP

NYSE:CI (5/30/2025, 8:04:00 PM)

After market: 316.64 0 (0%)

316.64

+4.59 (+1.47%)


UNITEDHEALTH GROUP INC

NYSE:UNH (5/30/2025, 8:04:00 PM)

After market: 302.141 +0.23 (+0.08%)

301.91

+3.74 (+1.25%)


EDWARDS LIFESCIENCES CORP

NYSE:EW (5/30/2025, 8:04:00 PM)

After market: 78.22 0 (0%)

78.22

+0.49 (+0.63%)


RESMED INC

NYSE:RMD (5/30/2025, 8:04:00 PM)

After market: 244.789 0 (0%)

244.79

-0.33 (-0.13%)


BOSTON SCIENTIFIC CORP

NYSE:BSX (5/30/2025, 8:04:01 PM)

After market: 105.24 -0.02 (-0.02%)

105.26

+0.76 (+0.73%)


HONEYWELL INTERNATIONAL INC

NASDAQ:HON (5/30/2025, 8:01:39 PM)

After market: 226.67 0 (0%)

226.67

+1.48 (+0.66%)


DEERE & CO

NYSE:DE (5/30/2025, 8:04:00 PM)

After market: 506.261 0 (0%)

506.26

+2.81 (+0.56%)


TJX COMPANIES INC

NYSE:TJX (5/30/2025, 8:04:00 PM)

After market: 126.9 0 (0%)

126.9

-0.17 (-0.13%)


MCKESSON CORP

NYSE:MCK (5/30/2025, 10:58:16 PM)

After market: 719.51 0 (0%)

719.51

+6.65 (+0.93%)


HOME DEPOT INC

NYSE:HD (5/30/2025, 8:04:00 PM)

After market: 368.29 0 (0%)

368.29

0 (0%)


MCDONALD'S CORP

NYSE:MCD (5/30/2025, 8:13:48 PM)

After market: 313.85 0 (0%)

313.85

+1.99 (+0.64%)


INTL BUSINESS MACHINES CORP

NYSE:IBM (5/30/2025, 8:04:00 PM)

After market: 259 -0.06 (-0.02%)

259.06

+0.37 (+0.14%)


THERMO FISHER SCIENTIFIC INC

NYSE:TMO (5/30/2025, 8:04:00 PM)

After market: 402.82 0 (0%)

402.82

-0.93 (-0.23%)


ALLIANT ENERGY CORP

NASDAQ:LNT (5/30/2025, 8:11:58 PM)

After market: 62.23 0 (0%)

62.23

+0.38 (+0.61%)


HASBRO INC

NASDAQ:HAS (5/30/2025, 8:00:45 PM)

After market: 66.71 0 (0%)

66.71

-0.09 (-0.13%)


HEWLETT PACKARD ENTERPRISE

NYSE:HPE (5/30/2025, 8:04:00 PM)

After market: 17.25 -0.03 (-0.17%)

17.28

-0.37 (-2.1%)



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ChartMill News Image11 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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