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Top S&P500 movers in Tuesday's pre-market session

By Mill Chart

Last update: Sep 2, 2025

The US market is yet to commence its session on Tuesday, but let's get a preview of the pre-market session and explore the top S&P500 gainers and losers driving the early market movements.


premarket

Today's pre-market losers

TickerChangeComment
NWSA-10.17%NEWS CORP - CLASS A's (NASDAQ:NWSA) stock price is declining with 10.17% to a price of $26.42.
STZ-8.61%CONSTELLATION BRANDS INC-A's (NYSE:STZ) shares experienced a 8.61% decline, falling to $148.0 during Tuesday's pre-market session. A press release (Constellation Brands Updates Fiscal 2026 Outlook) was released earlier today.
FTNT-4.01%Tuesday's pre-market session showed a 4.01% decrease in the stock price of FORTINET INC (NASDAQ:FTNT), reaching $75.61. In the last 3 months the stock lost 22.61%.
LRCX-3.94%During Tuesday's pre-market session, the shares of LAM RESEARCH CORP (NASDAQ:LRCX) declined by 3.94%, reaching $96.2. In the last 3 months the stock gained 23.96%.
TER-3.92%TERADYNE INC's (NASDAQ:TER) stock price recorded a 3.92% decrease, falling to $113.6. The stock is trading 50.43% higher than 3 months ago.
PLTR-3.64%Today's pre-market session reveals a 3.64% decline in the stock price of PALANTIR TECHNOLOGIES INC-A (NASDAQ:PLTR), now priced at $151.01. In the last 6 months the share price increased with 84.54%.
SWKS-3.58%SKYWORKS SOLUTIONS INC's (NASDAQ:SWKS) stock price recorded a 3.58% decrease, falling to $72.26. In the last year the share price dropped with 31.62%.
CCL-3.42%Investors observed a 3.42% decline in CARNIVAL CORP's (NYSE:CCL) stock price, which now stands at $30.8 during Tuesday's pre-market session. Shareholders saw the stock price going 37.34% higher in the past 3 months.
GNRC-3.21%Today's pre-market session reveals a 3.21% decline in the stock price of GENERAC HOLDINGS INC (NYSE:GNRC), now priced at $179.3. The stock is trading 51.68% higher than 3 months ago.
SMCI-3.2%During Tuesday's pre-market session, the shares of SUPER MICRO COMPUTER INC (NASDAQ:SMCI) declined by 3.2%, reaching $40.21. The stock is trading 26.66% lower than a month ago.

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

CONSTELLATION BRANDS INC-A

NYSE:STZ (1/2/2026, 8:04:00 PM)

Premarket: 141.51 +0.34 (+0.24%)

141.17

+3.21 (+2.33%)


NEWS CORP - CLASS A

NASDAQ:NWSA (1/2/2026, 8:00:02 PM)

Premarket: 26.28 +0.09 (+0.34%)

26.19

+0.07 (+0.27%)


CARNIVAL CORP

NYSE:CCL (1/2/2026, 8:04:36 PM)

Premarket: 30.65 -0.27 (-0.87%)

30.92

+0.38 (+1.24%)


SUPER MICRO COMPUTER INC

NASDAQ:SMCI (1/2/2026, 8:00:02 PM)

Premarket: 31.57 +0.61 (+1.97%)

30.96

+1.69 (+5.77%)


SKYWORKS SOLUTIONS INC

NASDAQ:SWKS (1/2/2026, 8:00:01 PM)

Premarket: 65.02 +0.63 (+0.97%)

64.395

+0.98 (+1.55%)


LAM RESEARCH CORP

NASDAQ:LRCX (1/2/2026, 8:00:01 PM)

Premarket: 189.8 +4.74 (+2.56%)

185.06

+13.88 (+8.11%)


TERADYNE INC

NASDAQ:TER (1/2/2026, 8:00:01 PM)

Premarket: 212.25 +4.69 (+2.26%)

207.56

+14 (+7.23%)


GENERAC HOLDINGS INC

NYSE:GNRC (1/2/2026, 8:04:00 PM)

After market: 141.15 +0.05 (+0.04%)

141.1

+4.73 (+3.47%)


FORTINET INC

NASDAQ:FTNT (1/2/2026, 8:00:01 PM)

Premarket: 78.02 +0.14 (+0.18%)

77.88

-1.53 (-1.93%)


PALANTIR TECHNOLOGIES INC-A

NASDAQ:PLTR (1/2/2026, 8:00:01 PM)

Premarket: 173.83 +5.97 (+3.56%)

167.86

-9.89 (-5.56%)



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