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
| Ticker | Change | Comment |
|---|---|---|
| SMCI | 18.15% | 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. |
| AMD | 4.17% | 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. |
| UNH | 3.4% | 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. |
| TSLA | 3.23% | 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. |
| NVDA | 3.18% | 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. |
| VST | 2.57% | 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. |
| NTAP | 2.48% | The pre-market session on Wednesday saw a significant rise in NETAPP INC's (NASDAQ:NTAP) shares, climbing 2.48% to $102.0. |
| PLTR | 2.19% | 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. |
| ANET | 2.16% | 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.
NYSE:UNH (10/29/2025, 2:59:09 PM)
356.32
-11.52 (-3.13%)
NASDAQ:NTAP (10/29/2025, 2:59:04 PM)
114.56
-1.35 (-1.16%)
NASDAQ:SMCI (10/29/2025, 2:59:10 PM)
52.7804
+0.42 (+0.8%)
NASDAQ:AMD (10/29/2025, 2:59:10 PM)
261.915
+3.91 (+1.51%)
NASDAQ:NVDA (10/29/2025, 2:59:10 PM)
206.82
+5.79 (+2.88%)
NASDAQ:TSLA (10/29/2025, 2:59:10 PM)
459.495
-1.06 (-0.23%)
NYSE:ANET (10/29/2025, 2:59:05 PM)
161.53
+4.76 (+3.04%)
NASDAQ:PLTR (10/29/2025, 2:59:09 PM)
197.615
+8.02 (+4.23%)
NYSE:VST (10/29/2025, 2:59:09 PM)
198.76
+8.17 (+4.29%)
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