Key Takeaways CrowdStrike Holdings shares hit a record intraday high Tuesday after a cyberattack hit Chinese AI startup DeepSeek.The attack comes after tech stocks sank Monday on news that DeepSeek's AI assistant runs on less-advanced chips and at a lower cost than U.

Investors should be closely monitoring CRWD right now, with cybersecurity in focus after the reported attack on DeepSeek.

CrowdStrike Holdings (NASDAQ: CRWD) stock is seeing strong bullish momentum in Tuesday's trading. Meanwhile, the S&P 500 index was up 0.9%, and the Nasdaq Composite index was up 2%. CrowdStrike's valuation is bouncing back after concerns about DeepSeek's new AI model spurred dramatic sell-offs for the tech sector yesterday.