Intuitive Surgical (ISRG) Stock After Hours: What Happened on Dec. 15, 2025—and What to Watch Before Tuesday’s Open
Intuitive Surgical shares rose 3.17% Monday to $559.52, snapping a five-day losing streak, then slipped to $558.09 in after-hours trading. An SEC Form 4 filing showed SVP Mark Brosius exercised and sold 4,964 shares last week under a 10b5-1 plan, totaling about $2.7 million.