On December 11, 2025, SentinelOne President and CEO Tomer Weingarten executed an open-market sale of 125,429 shares, generating approximately $1.9 million in proceeds. According to the SEC Form 4 filing, this transaction reduced his directly held stake from 1,218,537 shares to 1,093,108 shares—a 10.29% decline in his personal ownership. The weighted average exercise price of $15.09 per share underpinned a post-transaction direct holding value of roughly $16.5 million. This single sale more than doubled Weingarten’s recent median open-market sale size of 60,864 shares and was conducted under a pre-set Rule 10b5-1 trading plan established in mid-2025.

On January 12, 2026, Citigroup adjusted its rating on SentinelOne to Neutral and reduced its 12-month price target from $20 to $18, reflecting concerns over the company’s slowing growth and intensifying competitive pressures. At that time, SentinelOne carried a market capitalization of approximately $5.14 billion and a negative trailing P/E ratio of –12.10. Concurrently, CFO Barbara Larson sold 11,173 shares at an average of $14.82 per share, netting $165,584 and trimming her position by 2.03% to 539,372 shares valued at around $8 million. This transaction was disclosed in an SEC filing and underscores insider activity against the backdrop of a 34% share price decline over the last calendar year.