Form 4: SentinelOne CEO Sells Shares Under 10b5-1 Plan

SentinelOne's President and CEO, Tomer Weingarten, sold 38,864 shares of Class A Common Stock for approximately $14.47 per share under a pre-arranged trading plan.

Summary

• Tomer Weingarten, President and CEO of SentinelOne, Inc., disposed of 38,864 shares of Class A Common Stock.
• The transaction occurred on March 17, 2026, at a weighted average price of $14.4697 per share.
• The shares were sold in multiple transactions with prices ranging from $14.265 to $14.835 per share.
• The sale was executed pursuant to a Rule 10b5-1 trading plan adopted by Mr. Weingarten on June 3, 2025.
• Following this transaction, Mr. Weingarten beneficially owns 1,007,277 shares of Class A Common Stock.
• Some of the beneficially owned shares are subject to forfeiture if underlying vesting conditions are not met.

Sentiment

Score: 4

Explanation: StockSavvy.ai views this as a slightly negative event due to the reduction in direct insider ownership by the CEO. However, the execution under a pre-arranged 10b5-1 plan mitigates some of the immediate negative implications typically associated with insider selling.

Negatives

• The President and CEO, Tomer Weingarten, reduced his direct ownership in the company by selling 38,864 shares.

Risks

• Investor perception of the company's future prospects could be negatively impacted by the CEO's sale of shares, even if executed under a pre-arranged plan.

Future Outlook

NA

Industry Context

StockSavvy.ai notes that insider sales, even when conducted under Rule 10b5-1 plans, are routinely monitored by investors. While 10b5-1 plans are designed to allow insiders to sell shares without being accused of trading on material non-public information, a reduction in a key executive's stake can still be interpreted as a signal regarding their long-term confidence or personal liquidity needs, which may influence broader market sentiment towards cybersecurity peers like CrowdStrike or Zscaler.

Stakeholder Impact

• Shareholders may interpret the CEO's sale of shares as a potential signal regarding the company's future performance or valuation, which could impact investor confidence.

Key Dates

Recommendation

While the sale was executed under a pre-arranged 10b5-1 plan, reducing the immediate negative signal, it still represents a reduction in direct insider ownership by the CEO. Investors should monitor future insider activity and company performance for further indications before making significant changes to their position.

Keywords

SentinelOne, S, Tomer Weingarten, Form 4, Insider Trading, Stock Sale, 10b5-1 Plan, CEO, Director