Sandisk (SNDK) Stock After Hours Today (Dec. 18, 2025): Why Shares Jumped and What to Watch Before the Market Opens Tomorrow
Sandisk Corporation (NASDAQ: SNDK) is ending Thursday, December 18, 2025, in focus after a powerful “memory trade” rally that carried into the after-hours session. By the close of the regular session, Sandisk stock finished at about $219.46, up roughly 6%