Palo Alto Networks is trading 3.12% higher at $386.26 on September 23, 2026, following its September 22 launch of Unit 42 Continuous Frontier AI Defense.
- The service uses Anthropic’s Mythos and OpenAI’s GPT cyber models to continuously identify, validate, and remediate enterprise vulnerabilities.
- The worldwide annual-subscription offering provides a company-specific catalyst as broader markets are lower, suggesting the gain is not simply market-driven.