Sandisk stock pops past $500 as Citi turns more bullish — what SNDK traders watch next
NEW YORK, Jan 21, 2026, 16:30 EST — After-hours. Sandisk Corp shares jumped 10.6%, closing at $501.29 on Wednesday. They pushed even higher in after-hours trading, rising 1.2% to $507.40. The flash-memory maker saw its rally pick up steam heading into the end of the week. During regular trading, the stock swung between $448.53 and $501.95, with roughly 19.8 million…