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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 (8/21/2025, 8:23:57 PM)

After market: 570.64 0 (0%)

570.64

-18.44 (-3.13%)


KIMBERLY-CLARK CORP

NASDAQ:KMB (8/21/2025, 8:23:05 PM)

After market: 132.97 0 (0%)

132.97

-0.29 (-0.22%)


CME GROUP INC

NASDAQ:CME (8/21/2025, 8:02:05 PM)

After market: 273.32 0 (0%)

273.32

-1.29 (-0.47%)


BRISTOL-MYERS SQUIBB CO

NYSE:BMY (8/21/2025, 8:04:00 PM)

Premarket: 48.81 +0.38 (+0.78%)

48.43

+0.17 (+0.35%)


GENERAL DYNAMICS CORP

NYSE:GD (8/21/2025, 8:14:42 PM)

After market: 316.53 0 (0%)

316.53

-0.95 (-0.3%)


BAKER HUGHES CO

NASDAQ:BKR (8/21/2025, 8:00:02 PM)

Premarket: 43.74 +0.28 (+0.64%)

43.46

+0.61 (+1.42%)


WABTEC CORP

NYSE:WAB (8/21/2025, 8:04:00 PM)

After market: 191.41 0 (0%)

191.41

-1.44 (-0.75%)


AMERICAN TOWER CORP

NYSE:AMT (8/21/2025, 8:04:00 PM)

After market: 209.73 0 (0%)

209.73

+0.23 (+0.11%)


AMPHENOL CORP-CL A

NYSE:APH (8/21/2025, 8:04:00 PM)

Premarket: 109.01 +0.2 (+0.18%)

108.81

+0.16 (+0.15%)


SUPER MICRO COMPUTER INC

NASDAQ:SMCI (8/21/2025, 8:00:02 PM)

Premarket: 41.72 -0.59 (-1.39%)

42.31

-0.3 (-0.7%)


DELL TECHNOLOGIES -C

NYSE:DELL (8/21/2025, 8:04:58 PM)

After market: 127.959 +0.13 (+0.1%)

127.83

-0.65 (-0.51%)


MONOLITHIC POWER SYSTEMS INC

NASDAQ:MPWR (8/21/2025, 8:00:02 PM)

After market: 820.74 0 (0%)

820.74

-5.53 (-0.67%)


SBA COMMUNICATIONS CORP

NASDAQ:SBAC (8/21/2025, 8:00:02 PM)

Premarket: 221.2 +0.31 (+0.14%)

220.89

-2.82 (-1.26%)


TESLA INC

NASDAQ:TSLA (8/21/2025, 8:00:02 PM)

Premarket: 321.59 +1.48 (+0.46%)

320.11

-3.79 (-1.17%)


ENPHASE ENERGY INC

NASDAQ:ENPH (8/21/2025, 8:06:48 PM)

Premarket: 34.75 +0.17 (+0.49%)

34.58

-1.1 (-3.08%)


SERVICENOW INC

NYSE:NOW (8/21/2025, 10:28:38 PM)

After market: 878.25 +1.28 (+0.15%)

876.97

-13.28 (-1.49%)


OTIS WORLDWIDE CORP

NYSE:OTIS (8/21/2025, 8:04:00 PM)

After market: 87.8 +0.23 (+0.26%)

87.57

-1.55 (-1.74%)


RTX CORP

NYSE:RTX (8/21/2025, 8:04:00 PM)

After market: 156.9 +0.58 (+0.37%)

156.32

-0.27 (-0.17%)


PALANTIR TECHNOLOGIES INC-A

NASDAQ:PLTR (8/21/2025, 8:00:00 PM)

Premarket: 155.46 -0.72 (-0.46%)

156.18

+0.17 (+0.11%)


VISTRA CORP

NYSE:VST (8/21/2025, 8:04:00 PM)

Premarket: 191 +0.72 (+0.38%)

190.28

-2.63 (-1.36%)



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