SentinelOne (S) CEO amends insider Class B-to-A share conversion filing

Rhea-AI Filing Summary

SentinelOne, Inc.'s President and CEO, who also serves as a director, filed an amended insider ownership report to correct a prior share conversion entry.

The amendment reflects that 57,941 shares of Class B common stock were converted into 57,941 shares of Class A common stock at a price of $0, increasing the reporting person's directly held Class A stake to 1,271,037 shares, some of which are subject to forfeiture if vesting conditions are not met. After the transaction, the insider continues to hold 4,092,622 derivative securities linked to Class B common stock, each convertible into one share of Class A common stock under specified conditions.

The change is described as correcting an inadvertent error in the original report filed on December 12, 2025, with no other terms modified.

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

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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).

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)
12/11/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)
12/12/2025

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	12/11/2025		C		57,941(1)	A	$0	1,271,037(2)	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
Class B Common Stock	(3)(4)	12/11/2025		C			57,941	(3)(4)	(3)(4)	Class A Common Stock	57,941	$0	4,092,622	D

Explanation of Responses:

1. Represents the number of shares that were acquired upon conversion of Class B common stock to Class A common stock.

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

3. Each share of Class B common stock is convertible into one share of Class A common stock at any time and will convert automatically upon certain transfers and upon the earliest of (i) the date specified by a vote of the holders of 66 2/3% of the then outstanding shares of Class B common stock, (ii) seven years from the effective date of the Issuer's initial public offering ("IPO"), (iii) the first date following the IPO on which the number of shares of outstanding Class B common stock (including shares of Class B common stock subject to outstanding stock options) held by the reporting person, including certain entities that the reporting person controls, is less than 25% of the number of shares of Class B common stock (including shares of Class B common stock subject to outstanding stock options) that the reporting person originally held as of the date of the IPO,

4. (continued from footnote 6) (iv) the date fixed by the Issuer's board of directors (the "Board"), following the date the reporting person is no longer providing services to the Issuer as an officer, employee, consultant or member of the Board, (v) the date fixed by the Board following the date, if applicable, on which the reporting person is terminated for cause, as defined in the Issuer's restated certificate of incorporation, and (vi) the date that is 12 months after the reporting person's death or disability, as those terms are defined in the Issuer's restated certificate of incorporation.

Remarks:

The Form 4 filed on December 12, 2025 is being amended hereby to correct the number of shares of the Issuer's capital stock reported in Column 5 of Table II and in Column 4 of Table I as being converted from Class B Common Stock into Class A Common Stock, which numbers were misstated in the original report due to inadvertent error. The Form 4 filed on December 12, 2025 remains unmodified except as set forth herein.

	/s/ Keenan Conder, Attorney-in-Fact	12/17/2025
	** Signature of Reporting Person	Date
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FAQ

What insider transaction did SentinelOne (S) report in this Form 4/A?

The report shows the President and CEO, also a director of SentinelOne, Inc., converted 57,941 shares of Class B common stock into 57,941 shares of Class A common stock at a price of $0.

How many SentinelOne (S) Class A shares did the CEO acquire through this conversion?

The insider acquired 57,941 shares of Class A common stock through the conversion of an equal number of Class B common shares.

What is the CEO's Class A common stock holding after the reported transaction?

Following the transaction, the reporting person directly owns 1,271,037 shares of Class A common stock, with certain shares subject to forfeiture if vesting conditions are not met.

How many SentinelOne Class B-related derivative securities does the insider still hold?

After the conversion, the insider continues to beneficially own 4,092,622 derivative securities related to Class B common stock, each convertible into one share of Class A common stock under specified conditions.

Why was this SentinelOne (S) insider report amended?

The report was amended to correct the number of shares reported as converted from Class B to Class A common stock in Table I and Table II, which were misstated in the original report due to an inadvertent error.

Does the amendment change any terms other than the corrected share counts?

No. The amendment states that the original report filed on December 12, 2025 remains unmodified except for the corrected numbers of shares reported as converted.