Home Markets Cybersecurity stocks plunge as Anthropic’s ‘Claude Mythos’ leak sparks AI fear Cybersecurity stocks plunge as Anthropic’s ‘Claude Mythos’ leak sparks AI fear Andrew M Mar 27, 2026 comments off Tweet on Twitter Share on Facebook Google+ Pinterest Original source: https://www.investing.com/news/stock-market-news/cybersecurity-stocks-plunge-as-anthropics-claude-mythos-leak-sparks-ai-fear-4584897 artificial intelligence Market Updates Plunge www.investing.com/news/stock-market-news/cybersecurity-stocks-plunge-as-anthropics-claude-mythos-leak-sparks-ai-fear-4584897