SentinelOne CAO Sells Over $20K in Company Stock

Robin Tomasello, the Chief Accounting Officer of cybersecurity firm SentinelOne, sold 1,496 shares of the company's stock.

Mar. 27, 2026 at 9:56am

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SentinelOne, Inc. (NYSE:S) Chief Accounting Officer Robin Tomasello sold 1,496 shares of the company's stock on March 25th, 2026. The shares were sold at an average price of $13.37, resulting in a total transaction of $20,001.52. Following the sale, Tomasello still owns 403,523 shares in the company, valued at approximately $5,395,102.51.

Why it matters

Insider transactions, such as stock sales by company executives, can provide insights into management's views on the company's prospects. While a single transaction does not necessarily indicate broader trends, monitoring insider activity can help investors assess sentiment and potential future performance.

The details

The transaction represents a 0.37% decrease in Tomasello's ownership stake in SentinelOne. The company, which specializes in AI-driven endpoint protection, has seen its stock price fluctuate in recent months, with a one-year low of $12.23 and a one-year high of $21.40.

  • The stock sale occurred on Wednesday, March 25th, 2026.

The players

Robin Tomasello

The Chief Accounting Officer of SentinelOne, Inc., a cybersecurity company specializing in AI-driven endpoint protection.

SentinelOne, Inc.

A cybersecurity company that developed the Singularity Platform to unify prevention, detection, response, and hunting across endpoints, cloud workloads, containers, and IoT devices.

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The takeaway

This transaction by SentinelOne's Chief Accounting Officer provides a glimpse into the company's insider activity, which can be a useful data point for investors evaluating the cybersecurity firm's performance and future prospects.