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Top S&P500 movers in Wednesday's pre-market session

By Mill Chart

Last update: May 14, 2025

The US market session of Wednesday has yet to be opened, let's have a look at the top S&P500 gainers and losers in the pre-market session today.

Gainers

TickerChangeComment
SMCI18.15%Investors witnessed a remarkable surge in SUPER MICRO COMPUTER INC (NASDAQ:SMCI) during Wednesday's pre-market session, with the stock price rising 18.15% to $45.95. Following yesterday's 16.02% increase, SMCI demonstrates further positive momentum in today's pre-market session with a 18.15% gain.
AMD4.17%ADVANCED MICRO DEVICES's (NASDAQ:AMD) shares rose 4.17% to $117.15. A press release (AMD and HUMAIN Form Strategic, $10B Collaboration to Advance Global AI) was released yesterday.
UNH3.4%UNITEDHEALTH GROUP INC (NYSE:UNH) experienced an impressive 3.4% increase in share price, reaching $321.97 during the pre-market session on Wednesday. Yesterday's -17.79% decline in UNH has given way to a potential bounce-back as observed in today's pre-market session. A press release (UNH BREAKING NEWS: UnitedHealth Group Incorporated Replaces CEO and Suspends Guidance – Contact BFA Law about the Class Action if You Lost Money (NYSE:UNH)) was released yesterday.
TSLA3.23%During Wednesday's pre-market trading, TESLA INC (NASDAQ:TSLA) demonstrated strong momentum, with the stock price rising 3.23% to $344.85. The stock is trading 32.38% higher than a month ago.
NVDA3.18%NVIDIA CORP (NASDAQ:NVDA) rose 3.18% to $134.06 during Wednesday's pre-market session. The stock is trading 40.5% higher than a year ago.
VST2.57%The pre-market session on Wednesday saw a significant rise in VISTRA CORP's (NYSE:VST) shares, climbing 2.57% to $158.98. The stock is trading 37.55% higher than a month ago.
NTAP2.48%The pre-market session on Wednesday saw a significant rise in NETAPP INC's (NASDAQ:NTAP) shares, climbing 2.48% to $102.0.
PLTR2.19%Investors witnessed a remarkable surge in PALANTIR TECHNOLOGIES INC-A (NASDAQ:PLTR) during Wednesday's pre-market session, with the stock price rising 2.19% to $130.9. The stock is trading 38.31% higher than a month ago.
ANET2.16%ARISTA NETWORKS INC's (NYSE:ANET) shares rose 2.16% to $99.35. Shareholders saw the stock price going 32.15% higher in the past month.

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

UNITEDHEALTH GROUP INC

NYSE:UNH (6/3/2025, 10:20:39 PM)

Premarket: 302.7 +1.48 (+0.49%)

301.22

-3.5 (-1.15%)


NETAPP INC

NASDAQ:NTAP (6/3/2025, 8:00:02 PM)

After market: 103.7 +0.04 (+0.04%)

103.66

+4.89 (+4.95%)


SUPER MICRO COMPUTER INC

NASDAQ:SMCI (6/3/2025, 10:15:40 PM)

Premarket: 43.9401 +0.75 (+1.74%)

43.19

+1.99 (+4.83%)


ADVANCED MICRO DEVICES

NASDAQ:AMD (6/3/2025, 8:00:00 PM)

Premarket: 117.83 +0.52 (+0.44%)

117.31

+2.68 (+2.34%)


NVIDIA CORP

NASDAQ:NVDA (6/3/2025, 8:00:02 PM)

Premarket: 141.94 +0.72 (+0.51%)

141.22

+3.84 (+2.8%)


TESLA INC

NASDAQ:TSLA (6/3/2025, 10:19:50 PM)

Premarket: 344 -0.27 (-0.08%)

344.27

+1.58 (+0.46%)


ARISTA NETWORKS INC

NYSE:ANET (6/3/2025, 8:04:00 PM)

Premarket: 94.76 +0.26 (+0.28%)

94.5

+4.72 (+5.26%)


PALANTIR TECHNOLOGIES INC-A

NASDAQ:PLTR (6/3/2025, 8:00:00 PM)

Premarket: 132.87 -0.3 (-0.23%)

133.17

+1.13 (+0.86%)


VISTRA CORP

NYSE:VST (6/3/2025, 8:04:00 PM)

Premarket: 175.9 -0.1 (-0.06%)

176

+8.53 (+5.09%)



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