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What's going on in today's pre-market session: S&P500 movers

By Mill Chart

Last update: Oct 13, 2025

The US market is yet to commence its session on Monday, 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

Gainers

TickerChangeComment
WDC5.52%The pre-market session on Monday saw a significant rise in WESTERN DIGITAL CORP's (NASDAQ:WDC) shares, climbing 5.52% to $121.79. Shareholders saw the stock price going 74.51% higher in the past 3 months.
STX4.95%During Monday's pre-market trading, SEAGATE TECHNOLOGY HOLDINGS (NASDAQ:STX) demonstrated strong momentum, with the stock price rising 4.95% to $225.0. The stock is trading 45.66% higher than 3 months ago.
KLAC4.71%Pre-market trading on Monday showed positive momentum for KLA CORP (NASDAQ:KLAC), as the stock price advanced 4.71% to reach $1.03K. In the last 6 months the share price increased with 46.63%.
MU4.65%During Monday's pre-market session, MICRON TECHNOLOGY INC (NASDAQ:MU) experienced a 4.65% increase, with the stock price reaching $190.05. In the last 3 months the stock gained 45.83%.
EL4.61%ESTEE LAUDER COMPANIES-CL A's (NYSE:EL) shares rose 4.61% to $91.69. The stock is trading 58.7% higher than 6 months ago.
TER4.48%TERADYNE INC's (NASDAQ:TER) stock price increased by 4.48% to $138.0. The stock is trading 36.09% higher than 3 months ago.
AMAT4.31%APPLIED MATERIALS INC's (NASDAQ:AMAT) stock price increased by 4.31% to $219.0. In the last month the stock gained 25.12%.
MPWR4.24%During Monday's pre-market trading, MONOLITHIC POWER SYSTEMS INC (NASDAQ:MPWR) demonstrated strong momentum, with the stock price rising 4.24% to $942.75. In the last 3 months the share price increased with 22.88%.
LRCX4.19%LAM RESEARCH CORP (NASDAQ:LRCX) recorded a 4.19% increase in share price during the pre-market session, reaching $136.87 on Monday. Shareholders saw the stock price going 29.14% higher in the past 3 months.
ON3.98%Pre-market trading on Monday showed positive momentum for ON SEMICONDUCTOR (NASDAQ:ON), as the stock price advanced 3.98% to reach $47.56. Shareholders saw the stock price going 23.42% lower in the past 3 months.

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

ESTEE LAUDER COMPANIES-CL A

NYSE:EL (12/22/2025, 2:14:08 PM)

108.74

+0.74 (+0.69%)


SEAGATE TECHNOLOGY HOLDINGS

NASDAQ:STX (12/22/2025, 2:13:54 PM)

283.08

-13.28 (-4.48%)


WESTERN DIGITAL CORP

NASDAQ:WDC (12/22/2025, 2:14:04 PM)

177.695

-3.39 (-1.87%)


MONOLITHIC POWER SYSTEMS INC

NASDAQ:MPWR (12/22/2025, 2:14:01 PM)

948.84

+11.73 (+1.25%)


APPLIED MATERIALS INC

NASDAQ:AMAT (12/22/2025, 2:13:40 PM)

259.39

+2.98 (+1.16%)


KLA CORP

NASDAQ:KLAC (12/22/2025, 2:13:23 PM)

1263.81

+18.14 (+1.46%)


LAM RESEARCH CORP

NASDAQ:LRCX (12/22/2025, 2:14:02 PM)

175.1

+2.83 (+1.64%)


TERADYNE INC

NASDAQ:TER (12/22/2025, 2:14:02 PM)

198.58

+3.4 (+1.74%)


MICRON TECHNOLOGY INC

NASDAQ:MU (12/22/2025, 2:14:09 PM)

275.15

+9.23 (+3.47%)


ON SEMICONDUCTOR

NASDAQ:ON (12/22/2025, 2:14:07 PM)

55.85

+0.64 (+1.16%)



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