These S&P500 stocks are moving in today's after hours session

Last update: Oct 28, 2025

Discover the top S&P500 movers in Tuesday's after-hours session and stay informed about the post-market dynamics.

Gainers

Ticker	Change	Comment
TER	20.86%	Notable gains for TERADYNE INC (NASDAQ:TER) in the after-hours session, with a 20.86% rise to $174.5 during Tuesday. TERADYNE INC released earnings Yesterday. A press release (Teradyne Announces Chief Financial Officer Transition) was released earlier today.
WDC	4.09%	Impressive after-hours gains for WESTERN DIGITAL CORP (NASDAQ:WDC) as its stock price advanced 4.09% to $130.03 during Tuesday's after-hours session. Today WDC released their earnings. The stock is trading 63.19% higher than 3 months ago.
BKNG	3.99%	Positive after-hours movement for BOOKING HOLDINGS INC (NASDAQ:BKNG) as its shares recorded a 3.99% increase, reaching $5.33K during Tuesday's after-hours session. The company's earnings where released Yesterday.
STX	3.59%	SEAGATE TECHNOLOGY HOLDINGS (NASDAQ:STX) showcases remarkable after-hours performance, with a 3.59% rise to $231.0 during Tuesday's after-hours trading. The company's earnings where released Yesterday. Earlier today the company had a press release: Seagate Technology Reports Fiscal First Quarter 2026 Financial Results.
EXE	2.97%	Positive after-hours movement for EXPAND ENERGY CORP (NASDAQ:EXE) as its shares recorded a 2.97% increase, reaching $104.0 during Tuesday's after-hours session. yesterday the company released their earnings. A press release (Expand Energy Corporation Reports Third Quarter 2025 Results) was released earlier today.