Which S&P500 stocks are moving before the opening bell on Thursday?

By Mill Chart - Last update: Nov 20, 2025

Pre-market stock analysis of S&P500 stocks on 2025-11-20: top gainers and losers in today's session.


premarket

Gainers

TickerChangeComment
SMCI6.58%During Thursday's pre-market session, SUPER MICRO COMPUTER INC (NASDAQ:SMCI) experienced a 6.58% increase, with the stock price reaching $35.95. In the last month the share price dropped with 35.75%.
NVDA5.19%During Thursday's pre-market session, NVIDIA CORP (NASDAQ:NVDA) exhibited strong growth, with the stock price climbing 5.19% to $196.2. Yesterday the company had a press release: Artificial Intelligence Influence on Solar Energy Market Driving Revenues Projected to Reach $18 Billion by 2030.
AMD4.36%ADVANCED MICRO DEVICES (NASDAQ:AMD) recorded a 4.36% increase in share price during the pre-market session, reaching $233.3 on Thursday. Shareholders saw the stock price going 33.26% higher in the past 3 months.
AVGO4.01%BROADCOM INC's (NASDAQ:AVGO) shares rose 4.01% to $368.62. Shareholders saw the stock price going 20.55% higher in the past 3 months.
PLTR3.98%PALANTIR TECHNOLOGIES INC-A's (NASDAQ:PLTR) stock price is advancing with 3.98% to a price of $172.0. In the last 6 months the share price increased with 34.15%.
REGN3.95%Pre-market trading on Thursday showed positive momentum for REGENERON PHARMACEUTICALS (NASDAQ:REGN), as the stock price advanced 3.95% to reach $730.5. A press release (EYLEA HD® (aflibercept) Injection 8 mg Approved by FDA for the Treatment of Macular Edema Following Retinal Vein Occlusion (RVO) and for Monthly Dosing Across Approved Indications) was released yesterday.
TER3.69%TERADYNE INC's (NASDAQ:TER) shares surged 3.69% to reach $174.44 during the pre-market session on Thursday. The stock is trading 21.17% higher than a month ago.
WDC3.51%Investors witnessed a remarkable surge in WESTERN DIGITAL CORP (NASDAQ:WDC) during Thursday's pre-market session, with the stock price rising 3.51% to $159.38. Two days ago the company had a press release: Western Digital to Participate in Upcoming Investor Conferences.
ANET3.41%During Thursday's pre-market trading, ARISTA NETWORKS INC (NYSE:ANET) demonstrated strong momentum, with the stock price rising 3.41% to $129.07. In the last 6 months the share price increased with 36.85%.
GOOG3.35%Exciting news for ALPHABET INC-CL C (NASDAQ:GOOG) as their shares soared 3.35% to $302.8 during the pre-market session on Thursday. In the last 3 months the share price increased with 41.73%.

For the full premarket gainers list go to our premarket gainers page.

Today's pre-market losers

TickerChangeComment
PANW-3.04%Despite yesterday's decline, PALO ALTO NETWORKS INC (NASDAQ:PANW) experienced a further 3.04% decrease in share price during Thursday's pre-market session, reaching $193.82.
ALB-3.01%ALBEMARLE CORP's (NYSE:ALB) shares experienced a 3.01% decline, falling to $121.9 during Thursday's pre-market session. In the last month the share price increased with 37.7%.
AMGN-2.45%AMGEN INC's (NASDAQ:AMGN) stock price recorded a 2.45% decrease, falling to $334.01. The stock is trading 26.04% higher than 6 months ago.
DDOG-2.16%DATADOG INC - CLASS A's (NASDAQ:DDOG) shares fell 2.16% to $172.5. In the last 3 months the share price increased with 34.36%.

Our premarket losers page will show you the full list.

ALBEMARLE CORP

NYSE:ALB (2/13/2026, 8:04:00 PM)

After market: 167 +0.65 (+0.39%)

166.35

+7.42 (+4.67%)


AMGEN INC

NASDAQ:AMGN (2/13/2026, 9:53:06 PM)

After market: 369.15 -0.04 (-0.01%)

369.19

+2.99 (+0.82%)


REGENERON PHARMACEUTICALS

NASDAQ:REGN (2/13/2026, 8:00:01 PM)

After market: 797.567 -5.6 (-0.7%)

803.17

+19.52 (+2.49%)


WESTERN DIGITAL CORP

NASDAQ:WDC (2/13/2026, 8:00:01 PM)

After market: 281.2 -0.38 (-0.13%)

281.58

-2.52 (-0.89%)


ALPHABET INC-CL C

NASDAQ:GOOG (2/13/2026, 8:13:50 PM)

After market: 305.81 -0.21 (-0.07%)

306.02

-3.35 (-1.08%)


SUPER MICRO COMPUTER INC

NASDAQ:SMCI (2/13/2026, 8:00:02 PM)

After market: 30.5 -0.04 (-0.13%)

30.54

+0.11 (+0.36%)


ADVANCED MICRO DEVICES

NASDAQ:AMD (2/13/2026, 9:53:05 PM)

After market: 206.818 -0.5 (-0.24%)

207.32

+1.38 (+0.67%)


NVIDIA CORP

NASDAQ:NVDA (2/13/2026, 8:00:01 PM)

After market: 182.88 +0.07 (+0.04%)

182.81

-4.13 (-2.21%)


TERADYNE INC

NASDAQ:TER (2/13/2026, 8:00:00 PM)

After market: 314.45 -0.21 (-0.07%)

314.66

+3.63 (+1.17%)


BROADCOM INC

NASDAQ:AVGO (2/13/2026, 8:00:01 PM)

After market: 325 -0.17 (-0.05%)

325.17

-6 (-1.81%)


PALO ALTO NETWORKS INC

NASDAQ:PANW (2/13/2026, 8:00:02 PM)

After market: 167.12 +0.17 (+0.1%)

166.95

+4.14 (+2.54%)


ARISTA NETWORKS INC

NYSE:ANET (2/13/2026, 8:04:00 PM)

After market: 141.16 -0.43 (-0.3%)

141.59

+6.47 (+4.79%)


DATADOG INC - CLASS A

NASDAQ:DDOG (2/13/2026, 8:02:53 PM)

After market: 125.21 +0.01 (+0.01%)

125.2

-0.93 (-0.74%)


PALANTIR TECHNOLOGIES INC-A

NASDAQ:PLTR (2/13/2026, 10:36:22 PM)

After market: 131.72 +0.31 (+0.24%)

131.41

+2.28 (+1.77%)



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