Cipher Mining (CIFR) Stock Today: Volatile Pullback After Google-Backed AI Deal – November 21, 2025
Cipher Mining Inc. shares fell about 2% to $14.29 Friday afternoon, extending a pullback after Thursday’s surge on news of a 10-year AI hosting deal with Fluidstack. The stock traded between $13.10 and $14.90 during the session. Despite the drop, CIFR remains up over 150% year to date, fueled by bitcoin gains and a pivot to AI infrastructure.