Sandisk (SNDK) Stock After Hours Today (Dec. 15, 2025): What Happened After the Bell and What to Watch Before Tuesday’s Open
Sandisk closed at $201.87 on Monday, down 2.1% after swinging between $216.98 and $200.48 on volume of 6.15 million shares. The stock traded flat in early after-hours, then slipped to around $200.05 later in the evening. Volatility remains elevated as investors reposition ahead of key data Tuesday. Sandisk shares have gained over 500% in 2025 since its spin-off from Western Digital.