SentinelOne (S) CEO Tomer Weingarten sells 38,864 shares under 10b5-1 plan

Rhea-AI Filing Summary

SentinelOne, Inc. President and CEO Tomer Weingarten sold 38,864 shares of Class A Common Stock in an open-market transaction. The shares were sold at a weighted average price of $14.4697 per share, under a Rule 10b5-1 trading plan adopted by the reporting person on June 3, 2025.

After this sale, Weingarten directly holds 1,007,277 shares of SentinelOne Class A Common Stock. According to the disclosure, certain of these shares remain subject to forfeiture if underlying vesting conditions are not met.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Weingarten Tomer

(Last) (First) (Middle)

C/O SENTINELONE, INC.

444 CASTRO STREET, SUITE 400

(Street)

MOUNTAIN VIEW CALIFORNIA 94041

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
SentinelOne, Inc. [ S ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President, CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/17/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	03/17/2026		S(1)		38,864	D	$14.4697(2)	1,007,277(3)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 3, 2025.

2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $14.265 to $14.835, per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.

3. Certain of the shares are subject to forfeiture to the Issuer if underlying vesting conditions are not met.

Remarks:

	/s/ Keenan Conder, Attorney-in-Fact	03/19/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did SentinelOne (S) report for Tomer Weingarten?

SentinelOne reported that President and CEO Tomer Weingarten sold 38,864 shares of Class A Common Stock. The transaction was an open-market sale at a weighted average price of $14.4697 per share, as disclosed in a Form 4 insider filing.

At what price did Tomer Weingarten sell SentinelOne (S) shares?

The filing reports a weighted average sale price of $14.4697 per share. Shares were sold in multiple trades at prices ranging from $14.265 to $14.835, with the insider undertaking to provide detailed breakdowns upon request to interested parties.

How many SentinelOne (S) shares does Tomer Weingarten hold after this sale?

After the reported sale, Tomer Weingarten directly holds 1,007,277 shares of SentinelOne Class A Common Stock. The filing also notes that certain shares are subject to forfeiture if vesting conditions are not satisfied in the future.

Was Tomer Weingarten’s SentinelOne (S) share sale under a Rule 10b5-1 plan?

Yes. The Form 4 states the sale was effected under a Rule 10b5-1 trading plan adopted by the reporting person on June 3, 2025. Such plans are pre-arranged, helping separate trading decisions from day-to-day market timing.

What does the Form 4 say about vesting conditions on Tomer Weingarten’s SentinelOne (S) shares?

The filing explains that certain shares held by Tomer Weingarten are subject to forfeiture to SentinelOne if underlying vesting conditions are not met. This means some of his reported holdings are tied to continued service or performance milestones.

How many SentinelOne (S) shares in total did Tomer Weingarten sell in this Form 4?

The Form 4 shows a single transaction in which Tomer Weingarten sold 38,864 shares of SentinelOne Class A Common Stock. This represents a net sale, with no corresponding exercises, grants, or other acquisitions reported in the same filing.