Explore the top gainers and losers within the S&P500 index in today's session.

By Mill Chart - Last update: Apr 23, 2025

Wondering what's happening in today's session for the S&P500 index? Stay informed with the top movers within the S&P500 index on Wednesday.

Gainers

TickerChangeComment
APH9.41%Investors celebrated as AMPHENOL CORP-CL A (NYSE:APH) experienced a 9.41% rise in its shares, closing at $71.94 during Wednesday's session. yesterday the company released their earnings. Earlier today the company had a press release: Amphenol Reports Record First Quarter 2025 Results.
SMCI8.6%SUPER MICRO COMPUTER INC's (NASDAQ:SMCI) shares rose 8.6% to $33.21. The stock is trading 26.7% lower than a month ago.
PLTR7.03%Investors celebrated as PALANTIR TECHNOLOGIES INC-A (NASDAQ:PLTR) experienced a 7.03% rise in its shares, closing at $100.6 during Wednesday's session. The stock is trading 110.0% higher than 6 months ago.
WAB6.88%Investors witnessed a remarkable 6.88% rise in WABTEC CORP's (NYSE:WAB) shares, which climbed to $183.58 during Wednesday's session. WABTEC CORP released earnings Yesterday. A press release (Wabtec Reports First Quarter 2025 Results; Announces Increase in Full-Year EPS Guidance) was released earlier today.
DELL6.38%DELL TECHNOLOGIES -C's (NYSE:DELL) stock price is advancing with 6.38% to a price of $89.44. In the last 3 months the stock lost 26.07%.
TSLA6.07%TESLA INC's (NASDAQ:TSLA) shares soared 6.07% to $252.41 during Wednesday's session. In the last 3 months the stock lost 41.47%.
MPWR6.03%Positive market sentiment drove MONOLITHIC POWER SYSTEMS INC's (NASDAQ:MPWR) stock price up by 6.03% to $542.66 during Wednesday's session. The stock is trading 24.56% lower than 3 months ago.
NOW5.62%SERVICENOW INC (NYSE:NOW) experienced a significant 5.62% increase, reaching $809.95 during Wednesday's session. yesterday the company released their earnings. In the last 3 months the stock lost 31.84%.
RTX5.59%RTX CORP's (NYSE:RTX) shares rose 5.59% to $120.11. A press release (RTX Reports Q1 2025 Results) was released yesterday.
VST5.57%VISTRA CORP's (NYSE:VST) shares soared 5.57% to $118.9 during Wednesday's session. In the last 3 months the stock lost 41.07%.

For the full top gainers list go to our top gainers page.

Top losers

TickerChangeComment
ENPH-14.67%ENPHASE ENERGY INC (NASDAQ:ENPH) encountered a 14.67% decrease in its shares, reaching $45.59 during Wednesday's session. In the last 6 months the share price dropped with 36.26%.
LII-8.36%LENNOX INTERNATIONAL INC's (NYSE:LII) shares fell 8.36% to $512.18. The company's earnings where released Yesterday.
OTIS-5.98%During Wednesday's session, OTIS WORLDWIDE CORP's (NYSE:OTIS) shares took a tumble, falling 5.98% to $93.03. The company's earnings where released Yesterday. Earlier today the company had a press release: OTIS REPORTS FIRST QUARTER 2025 RESULTS.
BKR-5.01%BAKER HUGHES CO's (NASDAQ:BKR) stock price encountered a 5.01% decline, reaching $36.44 during Wednesday's session. A press release (Baker Hughes Company Announces First-Quarter 2025 Results) was released yesterday.
AMT-4.88%AMERICAN TOWER CORP (NYSE:AMT) encountered a 4.88% decrease in its shares, reaching $210.19 during Wednesday's session. Shareholders saw the stock price going 28.7% higher is the past year.
KMB-4.79%KIMBERLY-CLARK CORP's (NYSE:KMB) shares fell 4.79% to $131.31.
SBAC-4.58%The market experienced a 4.58% downturn in SBA COMMUNICATIONS CORP's (NASDAQ:SBAC) stock price, closing at $220.82 during Wednesday's session.
BMY-4.18%BRISTOL-MYERS SQUIBB CO's (NYSE:BMY) shares fell 4.18% to $47.74. The company is releasing earnings today.
CME-3.99%CME GROUP INC's (NASDAQ:CME) shares fell 3.99% to $254.96 during Wednesday's session. The company's earnings where released Yesterday. In the last year the share price increased with 25.89%.
GD-3.54%GENERAL DYNAMICS CORP's (NYSE:GD) stock price decreased by 3.54% to $265.08. yesterday the company released their earnings.

To see the full list of top losers you can use our top losers page.

LENNOX INTERNATIONAL INC

NYSE:LII (2/23/2026, 8:04:00 PM)

After market: 554.84 0 (0%)

554.84

-6.17 (-1.1%)


KIMBERLY-CLARK CORP

NASDAQ:KMB (2/23/2026, 8:00:03 PM)

Premarket: 110.53 +0.02 (+0.02%)

110.51

+1.49 (+1.37%)


CME GROUP INC

NASDAQ:CME (2/23/2026, 8:00:00 PM)

After market: 314.94 +0.94 (+0.3%)

314

+5.91 (+1.92%)


BRISTOL-MYERS SQUIBB CO

NYSE:BMY (2/23/2026, 8:04:00 PM)

Premarket: 61.09 -0.16 (-0.26%)

61.25

+0.59 (+0.97%)


GENERAL DYNAMICS CORP

NYSE:GD (2/23/2026, 8:04:00 PM)

After market: 348.569 -0.41 (-0.12%)

348.98

-2.44 (-0.69%)


BAKER HUGHES CO

NASDAQ:BKR (2/23/2026, 8:00:02 PM)

Premarket: 63.78 +0.11 (+0.17%)

63.67

+1.46 (+2.35%)


WABTEC CORP

NYSE:WAB (2/23/2026, 8:21:25 PM)

After market: 262.93 0 (0%)

262.93

-1.85 (-0.7%)


AMERICAN TOWER CORP

NYSE:AMT (2/23/2026, 8:04:00 PM)

Premarket: 190 -0.05 (-0.03%)

190.05

+2.74 (+1.46%)


AMPHENOL CORP-CL A

NYSE:APH (2/23/2026, 8:04:00 PM)

Premarket: 148.55 +0.73 (+0.49%)

147.82

-3.22 (-2.13%)


SUPER MICRO COMPUTER INC

NASDAQ:SMCI (2/23/2026, 8:15:58 PM)

Premarket: 30.94 +0.23 (+0.75%)

30.71

-1.71 (-5.27%)


DELL TECHNOLOGIES -C

NYSE:DELL (2/23/2026, 8:04:00 PM)

After market: 119.62 +0.48 (+0.4%)

119.14

-3.13 (-2.56%)


MONOLITHIC POWER SYSTEMS INC

NASDAQ:MPWR (2/23/2026, 10:16:40 PM)

After market: 1177.98 -12.08 (-1.02%)

1190.06

-14.04 (-1.17%)


SBA COMMUNICATIONS CORP

NASDAQ:SBAC (2/23/2026, 8:14:48 PM)

After market: 199.64 0 (0%)

199.64

+0.1 (+0.05%)


TESLA INC

NASDAQ:TSLA (2/23/2026, 8:19:12 PM)

Premarket: 397.83 -2 (-0.5%)

399.83

-11.99 (-2.91%)


ENPHASE ENERGY INC

NASDAQ:ENPH (2/23/2026, 8:00:02 PM)

Premarket: 47.6 +0.2 (+0.42%)

47.4

+0.84 (+1.8%)


SERVICENOW INC

NYSE:NOW (2/23/2026, 8:04:59 PM)

Premarket: 100.9 +0.1 (+0.1%)

100.8

-3.47 (-3.33%)


OTIS WORLDWIDE CORP

NYSE:OTIS (2/23/2026, 8:07:53 PM)

After market: 90.55 0 (0%)

90.55

-2.12 (-2.29%)


RTX CORP

NYSE:RTX (2/23/2026, 8:14:14 PM)

Premarket: 202.4 +0.48 (+0.24%)

201.92

-3 (-1.46%)


PALANTIR TECHNOLOGIES INC-A

NASDAQ:PLTR (2/23/2026, 8:09:27 PM)

Premarket: 129.01 -1.59 (-1.22%)

130.6

-4.64 (-3.43%)


VISTRA CORP

NYSE:VST (2/23/2026, 8:21:04 PM)

Premarket: 167.8 0 (0%)

167.8

-3.6 (-2.1%)



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