Costco Stock (COST) After the Bell Today (Dec. 24, 2025): Why Shares Popped and What to Know Before Markets Reopen
Costco Wholesale Corporation (NASDAQ: COST) finished a holiday-shortened Christmas Eve session higher on Wednesday, December 24, 2025, as Wall Street leaned into late-December optimism and investors reacted to fresh analyst commentary on the membership-warehouse leader. In regular trading that ended early for the holiday, Costco shares rose about 2% to around $871.86, after trading between $853.99 and $876.00 on the day. Volume was roughly 1.77 million shares—a lighter tape than many normal sessions, but typical for a shortened pre-holiday market. Quick reality check: the U.S. stock market does not open tomorrow (Dec. 25) If you’re planning your next move based