These S&P500 stocks that are showing activity before the opening bell on Monday.

By Mill Chart - Last update: Mar 31, 2025

Discover the top S&P500 movers in Monday's pre-market session and stay informed about market dynamics.

Today's pre-market losers

TickerChangeComment
MRNA-10.76%Monday's pre-market session showed a 10.76% decrease in the stock price of MODERNA INC (NASDAQ:MRNA), reaching $27.77. Earlier today the company had a press release: Moderna Receives Australian Therapeutic Goods Administration Approval for RSV Vaccine for Older Adults.
PLTR-7.4%The pre-market session on Monday witnessed a 7.4% decrease in PALANTIR TECHNOLOGIES INC-A's (NASDAQ:PLTR) shares, with the stock price falling to $79.5. In the last 6 months the share price increased with 133.0%.
SMCI-6.39%Monday's pre-market session showed a 6.39% decrease in the stock price of SUPER MICRO COMPUTER INC (NASDAQ:SMCI), reaching $32.07. Shareholders saw the stock price going 66.08% lower is the past year.
TSLA-6.38%TESLA INC's (NASDAQ:TSLA) stock price is declining with 6.38% to a price of $246.74. The stock is trading 38.95% lower than 3 months ago.
VST-5.54%The stock price of VISTRA CORP (NYSE:VST) is declining by 5.54%, reaching $112.46 during Monday's pre-market session. The stock is trading 70.93% higher than a year ago.
ANET-4.54%The stock price of ARISTA NETWORKS INC (NYSE:ANET) is experiencing a decline of 4.54%, reaching $74.4 in today's pre-market session on Monday. The stock is trading 31.04% lower than 3 months ago.
CMI-4.46%During Monday's pre-market session, the shares of CUMMINS INC (NYSE:CMI) declined by 4.46%, reaching $300.01.
NVDA-4.35%NVIDIA CORP's (NASDAQ:NVDA) stock price is declining with 4.35% to a price of $104.9. In the last year the stock gained 21.38%.
GEV-4.27%Monday's pre-market session showed a 4.27% decrease in the stock price of GE VERNOVA INC (NYSE:GEV), reaching $290.0. Shareholders saw the stock price going 21.24% higher is the past 6 months.
CEG-3.99%The pre-market session on Monday witnessed a 3.99% decrease in CONSTELLATION ENERGY's (NASDAQ:CEG) shares, with the stock price falling to $197.2. In the last 6 months the share price dropped with 20.08%.

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

CUMMINS INC

NYSE:CMI (2/20/2026, 8:24:58 PM)

After market: 593.55 +0.27 (+0.05%)

593.28

-3.63 (-0.61%)


SUPER MICRO COMPUTER INC

NASDAQ:SMCI (2/20/2026, 10:06:41 PM)

After market: 32.28 -0.14 (-0.43%)

32.42

+0.26 (+0.81%)


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%)


TESLA INC

NASDAQ:TSLA (2/20/2026, 8:08:14 PM)

After market: 411.255 -0.56 (-0.14%)

411.82

+0.11 (+0.03%)


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%)


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%)


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%)


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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