Fastly is trading 10.21% up at $26.30 after announcing AI Runtime Control, AI Firewall, and enhanced API Security on September 21, 2026.
- The products provide centralized AI usage governance, prompt-injection protection, and enterprise API access controls.
- Technology-market strength is supporting the move, with Nasdaq up 1.63% and S&P 500 up 1.10%.
- Shares are active during the open session; volume data was unavailable in the supplied context. The product launch is the clearest catalyst, reinforced by favorable growth-stock risk appetite.