Get insights into the top movers in the S&P500 index of Thursday's pre-market session.

By Mill Chart - Last update: Feb 27, 2025

Pre-market stock analysis of S&P500 stocks on 2025-02-27: top gainers and losers in today's session.

Gainers

TickerChangeComment
VST6.62%VISTRA CORP (NYSE:VST) rose 6.62% to $158.0 during Thursday's pre-market session. VISTRA CORP released earnings Yesterday. The stock is trading 73.46% higher than 6 months ago.
NRG4.8%NRG ENERGY INC (NYSE:NRG) recorded a 4.8% increase in share price during the pre-market session, reaching $118.78 on Thursday. The positive momentum from yesterday's 10.63% gain carries forward into today's pre-market session, with an additional 4.8% increase. A press release (NRG Energy, GE Vernova and Kiewit Accelerating New Generation Capacity to Support Demand Growth) was released yesterday.
WBA4.62%WALGREENS BOOTS ALLIANCE INC (NASDAQ:WBA) recorded a 4.62% increase in share price during the pre-market session, reaching $11.55 on Thursday. A press release (Kaplan Fox Alerts Walgreens Boots Alliance Investors to a Securities Class Action Lawsuit - Deadline is March 31, 2025) was released yesterday.
WBD4.38%Exciting news for WARNER BROS DISCOVERY INC (NASDAQ:WBD) as their shares soared 4.38% to $10.96 during the pre-market session on Thursday. yesterday the company released their earnings. Shareholders saw the stock price going 33.93% higher is the past 6 months.
ANET3.76%ARISTA NETWORKS INC's (NYSE:ANET) shares rose 3.76% to $100.0 during Thursday's pre-market session. Shareholders saw the stock price going 33.98% higher is the past year.
GEV3.41%GE VERNOVA INC's (NYSE:GEV) stock price increased by 3.41% to $346.68. A press release (NRG Energy, GE Vernova and Kiewit Accelerating New Generation Capacity to Support Demand Growth) was released yesterday.
CEG3.38%CONSTELLATION ENERGY (NASDAQ:CEG) experienced an impressive 3.38% increase in share price, reaching $279.28 during the pre-market session on Thursday. Shareholders saw the stock price going 37.34% higher is the past 6 months.
PLTR3.28%PALANTIR TECHNOLOGIES INC-A's (NASDAQ:PLTR) shares surged 3.28% to reach $92.24 during the pre-market session on Thursday. In the last 3 months the stock gained 33.14%.
SNPS3.11%SYNOPSYS INC's (NASDAQ:SNPS) stock price is advancing with 3.11% to a price of $485.1. Shareholders saw the stock price going 20.44% lower is the past year.
NVDA2.77%NVIDIA CORP's (NASDAQ:NVDA) stock price is advancing with 2.77% to a price of $134.91. In the last year the share price increased with 59.55%.

Our premarket gainers page will show you the full list.

Pre-market losers

TickerChangeComment
VTRS-15.39%Despite yesterday's decline, VIATRIS INC (NASDAQ:VTRS) experienced a further 15.39% decrease in share price during Thursday's pre-market session, reaching $9.51. VIATRIS INC released earnings Yesterday.
TFX-12.74%During Thursday's pre-market session, the shares of TELEFLEX INC (NYSE:TFX) declined by 12.74%, reaching $155.0. The company's earnings where released Yesterday. Earlier today the company had a press release: Teleflex Announces Quarterly Dividend.
EBAY-9.03%The stock price of EBAY INC (NASDAQ:EBAY) is experiencing a decline of 9.03%, reaching $62.9 in today's pre-market session on Thursday. In the last year the stock gained 43.89%.
FE-5.32%FIRSTENERGY CORP's (NYSE:FE) shares fell 5.32% to $40.76.
MRNA-3.87%The stock price of MODERNA INC (NASDAQ:MRNA) is declining by 3.87%, reaching $32.28 during Thursday's pre-market session. The stock is trading 25.28% lower than a month ago.
CRM-3.69%SALESFORCE INC's (NYSE:CRM) shares fell 3.69% to $296.0 during Thursday's pre-market session. Yesterday the company had a press release: Salesforce Announces Fourth Quarter and Fiscal Year 2025 Results.
KDP-2.93%Thursday's pre-market session showed a 2.93% decrease in the stock price of KEURIG DR PEPPER INC (NASDAQ:KDP), reaching $32.75.
A-2.36%Today's pre-market session reveals a 2.36% decline in the stock price of AGILENT TECHNOLOGIES INC (NYSE:A), now priced at $131.3. A press release (Agilent Reports First-Quarter Fiscal Year 2025 Financial Results) was released yesterday.

For the full premarket loser list go to our premarket losers page.

TELEFLEX INC

NYSE:TFX (2/20/2026, 8:07:13 PM)

After market: 109.168 -6.28 (-5.44%)

115.45

+3.65 (+3.26%)


EBAY INC

NASDAQ:EBAY (2/20/2026, 8:00:01 PM)

After market: 88.07 0 (0%)

88.07

+3.32 (+3.92%)


SALESFORCE INC

NYSE:CRM (2/20/2026, 8:25:50 PM)

After market: 185.67 +0.51 (+0.28%)

185.16

-0.13 (-0.07%)


AGILENT TECHNOLOGIES INC

NYSE:A (2/20/2026, 8:15:25 PM)

After market: 122.9 0 (0%)

122.9

-3.44 (-2.72%)


NVIDIA CORP

NASDAQ:NVDA (2/20/2026, 8:00:01 PM)

After market: 189.999 +0.18 (+0.09%)

189.82

+1.92 (+1.02%)


SYNOPSYS INC

NASDAQ:SNPS (2/20/2026, 8:05:32 PM)

After market: 439.95 0.01 (0%)

439.94

-2.5 (-0.57%)


FIRSTENERGY CORP

NYSE:FE (2/20/2026, 8:04:00 PM)

After market: 50.59 +0.39 (+0.78%)

50.2

+0.63 (+1.27%)


NRG ENERGY INC

NYSE:NRG (2/20/2026, 8:04:00 PM)

After market: 180 +0.82 (+0.46%)

179.18

+4.17 (+2.38%)


ARISTA NETWORKS INC

NYSE:ANET (2/20/2026, 8:16:56 PM)

After market: 132.44 -0.35 (-0.26%)

132.79

-4.44 (-3.24%)


WALGREENS BOOTS ALLIANCE INC

NASDAQ:WBA (8/27/2025, 10:21:31 PM)

After market: 12.04 +0.06 (+0.5%)

11.98

+0.06 (+0.5%)


KEURIG DR PEPPER INC

NASDAQ:KDP (2/20/2026, 8:00:01 PM)

After market: 29.3042 -0.24 (-0.8%)

29.54

+0.44 (+1.51%)


MODERNA INC

NASDAQ:MRNA (2/20/2026, 8:00:01 PM)

After market: 49.92 +0.05 (+0.1%)

49.87

+0.17 (+0.34%)


PALANTIR TECHNOLOGIES INC-A

NASDAQ:PLTR (2/20/2026, 8:00:01 PM)

After market: 134.55 -0.69 (-0.51%)

135.24

+0.35 (+0.26%)


VIATRIS INC

NASDAQ:VTRS (2/20/2026, 8:09:58 PM)

After market: 15.85 -0.07 (-0.44%)

15.92

-0.06 (-0.38%)


VISTRA CORP

NYSE:VST (2/20/2026, 8:09:54 PM)

After market: 171.807 +0.41 (+0.24%)

171.4

-1.1 (-0.64%)


CONSTELLATION ENERGY

NASDAQ:CEG (2/20/2026, 8:21:52 PM)

After market: 295.4 +0.56 (+0.19%)

294.84

+3.18 (+1.09%)


WARNER BROS DISCOVERY INC

NASDAQ:WBD (2/20/2026, 8:10:17 PM)

After market: 28.7611 +0.01 (+0.04%)

28.75

+0.22 (+0.77%)


GE VERNOVA INC

NYSE:GEV (2/20/2026, 9:39:19 PM)

After market: 829.85 -0.49 (-0.06%)

830.34

-4.27 (-0.51%)



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