Uncover the latest developments among S&P500 stocks in today's session.
By Mill Chart
Last update: Oct 29, 2025
Let's have a look at what is happening on the US markets one hour before the close of the markets on Wednesday. Below you can find the top S&P500 gainers and losers in today's session.
Top gainers
| Ticker | Change | Comment |
|---|---|---|
| TER | 21.94% | TERADYNE INC (NASDAQ:TER) witnessed a notable 21.94% uptick in its shares, reaching $176.06 during Wednesday's session. A press release (Teradyne Announces Chief Financial Officer Transition) was released yesterday. |
| STX | 19.55% | Exciting news for SEAGATE TECHNOLOGY HOLDINGS (NASDAQ:STX) as its stock price surged 19.55% to $266.6 during Wednesday's session. Yesterday the company had a press release: Seagate Technology Reports Fiscal First Quarter 2026 Financial Results. |
| WDC | 14.92% | WESTERN DIGITAL CORP's (NASDAQ:WDC) shares soared 14.92% to $143.56 during Wednesday's session. The company is releasing earnings today. Shareholders saw the stock price going 63.19% higher in the past 3 months. |
| CNC | 12.63% | CENTENE CORP's (NYSE:CNC) shares rose 12.63% to $37.38 during Wednesday's session. yesterday the company released their earnings. Shareholders saw the stock price going 28.1% higher in the past 3 months. |
| CAT | 11.53% | CATERPILLAR INC (NYSE:CAT) witnessed a notable 11.53% uptick in its shares, reaching $584.92 during Wednesday's session. The company's earnings where released Yesterday. In the last 3 months the stock gained 22.34%. |
| AEP | 6.34% | AMERICAN ELECTRIC POWER's (NASDAQ:AEP) shares rose 6.34% to $122.41 during Wednesday's session. AMERICAN ELECTRIC POWER released earnings Yesterday. |
| CMI | 6.26% | CUMMINS INC's (NYSE:CMI) shares rose 6.26% to $440.23 during Wednesday's session. In the last 6 months the share price increased with 38.17%. |
| CTSH | 5.8% | COGNIZANT TECH SOLUTIONS-A's (NASDAQ:CTSH) shares soared 5.8% to $71.75 during Wednesday's session. yesterday the company released their earnings. |
| GLW | 4.43% | CORNING INC (NYSE:GLW) experienced a significant 4.43% increase, reaching $90.26 during Wednesday's session. A press release (Corning Announces Third-Quarter 2025 Financial Results(1) with Record Core Sales and Core EPS) was released two days ago. |
| PLTR | 4.34% | With a 4.34% surge, PALANTIR TECHNOLOGIES INC-A's (NASDAQ:PLTR) stock price reached $197.82 during Wednesday's session, signaling positive momentum. In the last 3 months the stock gained 22.9%. |
To see the full list of top gainers you can use our top gainers page.
Top losers
| Ticker | Change | Comment |
|---|---|---|
| FI | -43.24% | The market experienced a downward movement in FISERV INC's (NYSE:FI) stock price, closing at $71.61 with a 43.24% decrease during Wednesday's session. FISERV INC released earnings Yesterday. A press release (Fiserv Announces Transfer of Stock Exchange Listing to Nasdaq) was released yesterday. |
| SW | -11.81% | SMURFIT WESTROCK PLC's (NYSE:SW) shares fell 11.81% to $38.0. The company's earnings where released Yesterday. A press release (Smurfit Westrock Reports Third Quarter 2025 Results) was released yesterday. |
| GRMN | -11.4% | GARMIN LTD (NYSE:GRMN) encountered a 11.4% decrease in its shares, reaching $219.81 during Wednesday's session. The company's earnings where released Yesterday. The stock is trading 29.36% higher than 6 months ago. |
| VRSK | -11.33% | Investors witnessed a 11.33% decrease in VERISK ANALYTICS INC's (NASDAQ:VRSK) stock price, which closed at $205.84 during Wednesday's session. VERISK ANALYTICS INC released earnings Yesterday. Yesterday the company had a press release: Verisk Reports Third-Quarter 2025 Financial Results. |
| CSGP | -10.33% | COSTAR GROUP INC (NASDAQ:CSGP) encountered a 10.33% decrease in its shares, reaching $70.15 during Wednesday's session. Earlier today the company had a press release: CoStar Upgrades U.S. Office Projections Through 2026. |
| HRL | -8.86% | Investors witnessed a 8.86% decrease in HORMEL FOODS CORP's (NYSE:HRL) stock price, which closed at $21.55 during Wednesday's session. Shareholders saw the stock price going 23.51% lower is the past year. |
| ARE | -7.65% | ALEXANDRIA REAL ESTATE EQUIT's (NYSE:ARE) stock price decreased by 7.65% to $58.13. Shareholders saw the stock price going 24.48% lower in the past month. |
| GPN | -7.38% | GLOBAL PAYMENTS INC's (NYSE:GPN) stock price is declining with 7.38% to a price of $79.31. |
| FDS | -6.92% | Investors witnessed a 6.92% drop in FACTSET RESEARCH SYSTEMS INC's (NYSE:FDS) stock price, which closed at $268.45 during Wednesday's session. The stock is trading 26.3% lower than 3 months ago. |
| ADP | -6.49% | During Wednesday's session, AUTOMATIC DATA PROCESSING's (NASDAQ:ADP) shares took a tumble, falling 6.49% to $261.5. The company's earnings where released Yesterday. |
To see the full list of top losers you can use our top losers page.
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