Let's have a look at what is happening on the US markets in the middle of the day on Tuesday. Below you can find the top S&P500 gainers and losers in today's session.

Top gainers
| Ticker | Change | Comment |
|---|---|---|
| CIEN | 8.91% | Investors celebrated as CIENA CORP (NYSE:CIEN) experienced a 8.91% rise in its shares, closing at $346.92 during Tuesday's session. Earlier today the company had a press release: Ciena Brings AI Networking Expertise to OFC 2026. |
| VRTX | 8.29% | Exciting news for VERTEX PHARMACEUTICALS INC (NASDAQ:VRTX) as its stock price surged 8.29% to $499.07 during Tuesday's session. A press release (Vertex Announces Positive Week 36 Interim Analysis Results for Primary and All Secondary Endpoints in the RAINIER Phase 3 Trial of Povetacicept in Adults With IgA Nephropathy) was released yesterday. |
| GLW | 7.72% | Exciting news for CORNING INC (NYSE:GLW) as its stock price surged 7.72% to $139.01 during Tuesday's session. Shareholders saw the stock price going 46.12% higher in the past 3 months. |
| SNDK | 7.5% | In an impressive move, SANDISK CORP's (NASDAQ:SNDK) shares recorded a 7.5% increase, closing at $632.86 during Tuesday's session. The stock is trading 186.0% higher than 3 months ago. |
| WDC | 6.52% | Investors witnessed a remarkable 6.52% rise in WESTERN DIGITAL CORP's (NASDAQ:WDC) shares, which climbed to $279.14 during Tuesday's session. In the last 3 months the share price increased with 48.61%. |
| MU | 6.51% | Investors celebrated as MICRON TECHNOLOGY INC (NASDAQ:MU) experienced a 6.51% rise in its shares, closing at $414.68 during Tuesday's session. In the last 3 months the stock gained 61.45%. |
| STX | 5.9% | SEAGATE TECHNOLOGY HOLDINGS (NASDAQ:STX) witnessed a notable 5.9% uptick in its shares, reaching $396.4 during Tuesday's session. In the last 3 months the share price increased with 30.14%. |
| INTC | 4.39% | INTEL CORP's (NASDAQ:INTC) shares soared 4.39% to $47.58 during Tuesday's session. In the last 3 months the stock gained 20.55%. |
| AMAT | 4.16% | APPLIED MATERIALS INC's (NASDAQ:AMAT) shares soared 4.16% to $353.05 during Tuesday's session. A press release (Applied Materials and Micron Partner To Advance U.S. Innovation in Next-Generation AI Memory Solutions) was released earlier today. |
| TER | 3.94% | TERADYNE INC (NASDAQ:TER) witnessed a notable 3.94% uptick in its shares, reaching $308.13 during Tuesday's session. Shareholders saw the stock price going 53.3% higher in the past 3 months. |
Our top gainers page will show you the full list.
Losers
| Ticker | Change | Comment |
|---|---|---|
| CNC | -12.17% | Investors witnessed a 12.17% decrease in CENTENE CORP's (NYSE:CNC) stock price, which closed at $38.05 during Tuesday's session. In the last 6 months the stock gained 30.25%. |
| FICO | -7.96% | FAIR ISAAC CORP (NYSE:FICO) encountered a 7.96% decrease in its shares, reaching $1.33K during Tuesday's session. Shareholders saw the stock price going 21.89% lower in the past 3 months. |
| APP | -7.34% | There was a downturn in APPLOVIN CORP-CLASS A's (NASDAQ:APP) shares, as they experienced a 7.34% decline, closing at $479.27 during Tuesday's session. A press release (Adjust: Gaming App Sessions Rose In 2025 As Retention Becomes A Core Growth Strategy) was released earlier today. |
| PSKY | -6.75% | There was a notable decline in PARAMOUNT SKYDANCE CL B's (NASDAQ:PSKY) shares, as they dropped 6.75% to $10.44 during Tuesday's session. The stock is trading 40.45% lower than 6 months ago. |
| WST | -6.0% | WEST PHARMACEUTICAL SERVICES's (NYSE:WST) stock price decreased by 6.0% to $233.18. |
| URI | -5.73% | UNITED RENTALS INC's (NYSE:URI) stock price decreased by 5.73% to $773.62. The stock is trading 31.75% higher than a year ago. |
| TPL | -5.5% | TEXAS PACIFIC LAND CORP's (NYSE:TPL) shares fell 5.5% to $510.11. In the last month the stock gained 47.47%. |
| CBOE | -4.69% | CBOE GLOBAL MARKETS INC's (NYSEARCA:CBOE) shares fell 4.69% to $285.18 during Tuesday's session. In the last 6 months the share price increased with 27.75%. |
| IT | -4.62% | GARTNER INC's (NYSE:IT) stock price is declining with 4.62% to a price of $158.7. In the last 3 months the share price dropped with 28.86%. |
| OXY | -4.62% | The market experienced a downward movement in OCCIDENTAL PETROLEUM CORP's (NYSE:OXY) stock price, closing at $52.23 with a 4.62% decrease during Tuesday's session. The stock is trading 33.97% higher than 3 months ago. |
For the full top loser list go to our top losers page.







