Robin Tomasello, an officer of SentinelOne, Inc., filed a Form 144 notice of proposed sale of 2,986 shares of common stock, with a notice date of November 9, 2026.

Key Highlights

  • Proposed sale: Robin Tomasello intends to sell 2,986 shares of SentinelOne common stock, with an aggregate market value of $65,005.22.
  • Acquisition source: The shares were acquired as Restricted Stock Units from the issuer on November 5, 2026.
  • Exchange and broker: The sale is to be executed on the NYSE through Morgan Stanley Smith Barney LLC Executive Financial Services, located at 1 New York Plaza, 8th Floor, New York, NY 10004.
  • 10b5-1 plan: The filing indicates a Rule 10b5-1 plan adoption date of June 9, 2026.
  • Prior sales in the past 3 months: Three prior sales totaling 34,751 shares and approximately $687,273 in gross proceeds are listed, including 10b5-1 sales on September 10, 2026 (13,311 shares, $265,512.05) and September 8, 2026 (7,235 shares, $140,643.95), plus a direct sale by Tomasello on September 8, 2026 (14,205 shares, $281,116.95).
  • Shares outstanding: According to the filing, 342,184,493 shares of common stock were outstanding at the time of notice.

SentinelOne Officer Files Rule 144 Notice for RSU-Derived Common Stock

According to the Form 144 filed with the U.S. Securities and Exchange Commission, Robin Tomasello, identified as an officer of SentinelOne, Inc. (NYSE:SENTINELONE, SEC File Number 001-40531), provided notice of a proposed sale of 2,986 shares of common stock on November 9, 2026. The filing lists an aggregate market value of $65,005.22 for the proposed transaction. SentinelOne is headquartered at 444 Castro Street, Suite 400, Mountain View, California 94041.

The shares proposed for sale were acquired on November 5, 2026, through a Restricted Stock Unit grant from the issuer, with payment recorded on the same date. The filing notes that the proposed sale is to be conducted on the NYSE, with Morgan Stanley Smith Barney LLC Executive Financial Services serving as the designated broker. The filing further states a Rule 10b5-1 plan adoption date of June 9, 2026, indicating the proposed sale is being conducted under a pre-established trading arrangement.

The filing also discloses sales of SentinelOne common stock by or for the account of Tomasello during the prior three months. These include two 10b5-1 sales on September 10, 2026 (13,311 shares, $265,512.05 in gross proceeds) and September 8, 2026 (7,235 shares, $140,643.95 in gross proceeds), as well as a sale directly attributed to Robin Tomasello on September 8, 2026 (14,205 shares, $281,116.95 in gross proceeds).

What Was Disclosed

SentinelOne officer Robin Tomasello filed a Form 144 on November 9, 2026, disclosing a proposed sale of 2,986 shares of common stock acquired via Restricted Stock Units, valued at $65,005.22, to be executed on the NYSE under a Rule 10b5-1 plan adopted June 9, 2026.