Cipher Mining (CIFR) Soars on $830M AI Hosting Deal and $333M Debt Offering – November 20, 2025
Cipher Mining shares jumped 16% to $17 on Thursday after announcing an $830 million, 10-year AI hosting deal with Fluidstack and a $333 million bond add-on. Google increased its lease guarantee for the Barber Lake site to $1.73 billion. The Fluidstack partnership now totals $3.8 billion in contracted revenue over 10 years, with options up to $9 billion. Year-to-date, CIFR stock is up over 200%.