Cyber Stocks Slide as Anthropic Unveils Claude Security Tool

Shares of cybersecurity software companies tumbled Friday after Anthropic PBC introduced a new security feature into its Claude AI model.

Crowdstrike Holdings was among the biggest decliners, falling 8%, while Cloudflare Inc. slumped 8.1%. Meanwhile, Zscaler dropped 5.5%, SailPoint shed 9.4%, and Okta Inc. declined 9.2%. The Global X Cybersecurity ETF fell 4.9% and closed at its lowest since November 2023.