Wondering what's happening in today's S&P500 pre-market session?
By Mill Chart
Last update: Jul 23, 2025
As the US market prepares to open on Wednesday, let's get an early glimpse into the pre-market session and identify the S&P500 stocks leading the pack in terms of gains and losses.
Gainers
| Ticker | Change | Comment |
|---|---|---|
| HES | 7.61% | Hess Corporation's (NYSE:HES) shares rose 7.61% to $160.31. |
| GEV | 5.97% | Investors witnessed a remarkable surge in GE VERNOVA INC (NYSE:GEV) during Wednesday's pre-market session, with the stock price rising 5.97% to $581.75. The company's earnings where released Yesterday. In the last 3 months the stock gained 47.41%. |
| APH | 5.89% | AMPHENOL CORP-CL A's (NYSE:APH) shares rose 5.89% to $107.77. AMPHENOL CORP-CL A released earnings Yesterday. Earlier today the company had a press release: Amphenol Reports Record Second Quarter 2025 Results. |
| LW | 5.45% | Investors witnessed a remarkable surge in LAMB WESTON HOLDINGS INC (NYSE:LW) during Wednesday's pre-market session, with the stock price rising 5.45% to $51.85. The company's earnings where released Yesterday. Earlier today the company had a press release: Lamb Weston Reports Fiscal Fourth Quarter and Full Year 2025 Results; Provides Fiscal Year 2026 Outlook. |
| VST | 4.71% | During Wednesday's pre-market session, VISTRA CORP (NYSE:VST) experienced a 4.71% increase, with the stock price reaching $197.99. In the last 3 months the stock gained 49.31%. |
| NRG | 4.2% | During Wednesday's pre-market trading, NRG ENERGY INC (NYSE:NRG) demonstrated strong momentum, with the stock price rising 4.2% to $160.43. Two days ago the company had a press release: NRG Energy, Inc. Announces Quarterly Dividend. |
| HAS | 4.16% | HASBRO INC's (NASDAQ:HAS) shares rose 4.16% to $80.8. The company's earnings where released Yesterday. In the last 3 months the stock gained 27.18%. |
| TMO | 4.06% | Exciting news for THERMO FISHER SCIENTIFIC INC (NYSE:TMO) as their shares soared 4.06% to $445.0 during the pre-market session on Wednesday. THERMO FISHER SCIENTIFIC INC released earnings Yesterday. A press release (Thermo Fisher Scientific Reports Second Quarter 2025 Results) was released earlier today. |
| TEL | 3.9% | TE CONNECTIVITY PLC (NYSE:TEL) recorded a 3.9% increase in share price during the pre-market session, reaching $187.5 on Wednesday. TE CONNECTIVITY PLC released earnings Yesterday. The stock is trading 25.01% higher than 3 months ago. |
| CEG | 3.88% | The pre-market session on Wednesday saw a significant rise in CONSTELLATION ENERGY's (NASDAQ:CEG) shares, climbing 3.88% to $330.12. In the last 3 months the stock gained 42.51%. |
To see the full list of premarket gainers you can use our premarket gainers page.
Today's pre-market losers
| Ticker | Change | Comment |
|---|---|---|
| FI | -17.77% | Despite yesterday's decline, FISERV INC (NYSE:FI) experienced a further 17.77% decrease in share price during Wednesday's pre-market session, reaching $136.49. FISERV INC released earnings Yesterday. A press release (Fiserv Announces Strategic Relationship With TD) was released earlier today. |
| TXN | -9.73% | The stock price of TEXAS INSTRUMENTS INC (NASDAQ:TXN) is experiencing a decline of 9.73%, reaching $194.0 in today's pre-market session on Wednesday. The stock is trading 31.97% higher than 3 months ago. |
| OTIS | -6.48% | OTIS WORLDWIDE CORP's (NYSE:OTIS) stock price is declining with 6.48% to a price of $94.45. OTIS WORLDWIDE CORP released earnings Yesterday. |
| ENPH | -6.38% | ENPHASE ENERGY INC's (NASDAQ:ENPH) stock price decreased by 6.38% to $39.79. In the last month the stock gained 22.97%. |
| MCHP | -6.21% | Wednesday's pre-market session showed a 6.21% decrease in the stock price of MICROCHIP TECHNOLOGY INC (NASDAQ:MCHP), reaching $70.59. In the last 3 months the share price increased with 60.5%. |
| ADI | -4.92% | The stock price of ANALOG DEVICES INC (NASDAQ:ADI) is experiencing a decline of 4.92%, reaching $223.91 in today's pre-market session on Wednesday. Shareholders saw the stock price going 21.02% higher in the past 3 months. |
| ON | -4.72% | The pre-market session on Wednesday witnessed a 4.72% decrease in ON SEMICONDUCTOR's (NASDAQ:ON) shares, with the stock price falling to $59.5. In the last 3 months the share price increased with 57.58%. |
| NXPI | -3.86% | NXP SEMICONDUCTORS NV's (NASDAQ:NXPI) stock price recorded a 3.86% decrease, falling to $219.2. |
| T | -3.68% | AT&T INC's (NYSE:T) shares fell 3.68% to $26.41. yesterday the company released their earnings. Shareholders saw the stock price going 20.69% higher is the past 6 months. |
| ALB | -2.16% | Despite yesterday's decline, ALBEMARLE CORP (NYSE:ALB) experienced a further 2.16% decrease in share price during Wednesday's pre-market session, reaching $81.44. In the last month the share price increased with 43.96%. |
For the full premarket loser list go to our premarket losers page.
148.97
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83.24
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101.78
-1.93 (-1.86%)
180.47
+0.96 (+0.53%)
427.62
+22.68 (+5.6%)
235.5
-4.98 (-2.07%)
214.92
+0.35 (+0.16%)
75.26
+1.41 (+1.91%)
27.42
+0.04 (+0.15%)
153.96
+1.65 (+1.08%)
228
-0.27 (-0.12%)
77.57
-0.1 (-0.13%)
42.5
+2.84 (+7.16%)
165.98
+0.52 (+0.31%)
62.45
+1.9 (+3.14%)
49.17
+1.13 (+2.35%)
100.99
+2.49 (+2.53%)
189.09
+0.86 (+0.46%)
317.79
-0.09 (-0.03%)
548.99
-16.92 (-2.99%)
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