Fastly (FSLY) stock price jumps 72% after guidance as traders eye AI traffic and capex
New York, February 12, 2026, 19:45 EST — After-hours Fastly Inc shares jumped about 72% in after-hours trading on Thursday, last up $6.71 at $16.04. The stock hit $17.85 earlier and had traded about 116 million shares by late afternoon, data showed.