Sandisk (SNDK) Stock After Hours on Dec. 19, 2025: What’s Driving the Move and What to Watch Before the Next Market Open
Sandisk Corporation (NASDAQ: SNDK) capped a volatile, headline-heavy week with another sharp move on Friday, December 19, 2025—and the stock continued to trade higher after the closing bell. If you’re tracking SNDK going into the next session, the biggest takeaway