Today's biggest winners and losers in the stock market.

On this episode of Stock Movers:

- Shares of cybersecurity companies, like CrowdStrike (CRWD) rallied in trading today after AI leaders called for a slower pace of development of their most advanced models over the weekend. CrowdStrike saw its shares rally as high as 15%. Palo Alto Networks (PANW) gained as much as 12% in New York trading.

- Coinbase (COIN) shares, as well as other crypto-related stocks gained in trading today on hope crypto legislation could pass soon. The rally came as the odds of the market regulation Clarity Act passing this year climbed from as low as around 14% to about 30% on Polymarket, still a long shot but a sharp repricing of its prospects.

- Hewlett Packard Enterprise (HPE) shares fell after Evercore ISI downgraded the company to inline from outperform, citing valuation in the wake of recent strength. Shares have gained nearly 160% this year, supported by robust AI-related demand for its servers.