[Form 4] SentinelOne, Inc. Insider Trading Activity

Rhea-AI Filing Summary

SentinelOne director and President/CEO Tomer Weingarten reported selling 162,794 shares of Class A common stock on 09/11/2025 under a Rule 10b5-1 trading plan adopted June 3, 2025. The reported weighted-average sale price was $18.3772, with sale prices ranging from $18.00 to $18.56. After the disposition, Weingarten beneficially owned 1,298,982 shares, some of which remain subject to forfeiture if vesting conditions are unmet. The Form 4 was signed by an attorney-in-fact on 09/12/2025.

Positive

• Sale executed under a Rule 10b5-1 trading plan, indicating a pre-established, compliant process
• Transparent price disclosure including weighted-average price and the range ($18.00–$18.56)

Negative

• Insider disposition of 162,794 shares by the CEO/director, which may attract investor attention
• Certain retained shares are subject to forfeiture if vesting conditions are not met, affecting true ownership

Insights

Financial Analyst

TL;DR Insider sale of 162,794 shares under a pre-established 10b5-1 plan reduces direct holdings to 1,298,982 shares.

This transaction represents an orderly disposition executed under a documented trading plan, which typically limits informational asymmetry. The weighted-average price of $18.3772 and the disclosed price range provide transparency about execution. For investors, the sale size relative to total insider holdings appears modest given the remaining ~1.3 million shares, but the filing does not disclose companywide share counts or proportional ownership percentages, limiting assessment of materiality.

Corporate Governance Expert

TL;DR Use of a Rule 10b5-1 plan indicates compliance with insider-trading policies; forfeiture language signals outstanding vesting conditions.

The filing shows governance controls: the sale was effected pursuant to a 10b5-1 plan adopted June 3, 2025, which bolsters procedural defensibility. Note that certain retained shares are subject to forfeiture if vesting requirements fail, which is relevant to true economic exposure. The Form 4 is properly executed by an attorney-in-fact, reflecting routine administrative practice. No derivative transactions or other unusual arrangements are reported.

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

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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 CA 94041

(City) (State) (Zip)

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

3. Date of Earliest Transaction (Month/Day/Year)
09/11/2025

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

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

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

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	09/11/2025		S(1)		162,794	D	$18.3772(2)	1,298,982(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 transactions reported on this Form 4 were 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 $18.00 to $18.56, 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 range 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	09/12/2025
	** 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.

FAQ

What did Tomer Weingarten report on Form 4 for SentinelOne (S)?

He reported selling 162,794 shares of Class A common stock on 09/11/2025, reducing his beneficial ownership to 1,298,982 shares.

Were the sales by Tomer Weingarten part of a prearranged plan?

Yes. The transactions were effected pursuant to a Rule 10b5-1 trading plan adopted on June 3, 2025.

At what prices were the SentinelOne shares sold?

The Form 4 reports a weighted-average price of $18.3772, with individual sale prices ranging from $18.00 to $18.56.

Do any of the remaining shares have restrictions?

Yes. The filing states that certain of the shares are subject to forfeiture if underlying vesting conditions are not met.

Who signed the Form 4 and when?

The Form 4 was signed by an attorney-in-fact on 09/12/2025.