Top U.S. financial regulators (Treasury & Fed) summoned Wall Street bank CEOs for an urgent, previously unreported meeting focused on the cyber risks from Anthropic's new "Mythos" AI model, which is significantly more capable at identifying and exploiting software vulnerabilities. The meeting's urgency and high-level participants signal that regulators perceive advanced AI as a systemic threat to critical financial infrastructure. This will compel massive, accelerated investment in cybersecurity defenses across the sector. Companies providing advanced cybersecurity, threat detection, and secure infrastructure services to the financial sector and other regulated industries are likely to see a surge in demand as a direct response to this regulatory warning and the evolving AI-powered threat landscape. A slower-than-expected regulatory rollout of specific guidelines or a failure of AI models to materially increase the rate of successful cyber attacks, which would dampen the urgency for spending.