ROBIN TOMASELLO - 08 Dec 2025 Form 4 Insider Report for SentinelOne, Inc. (S)

Role: Chief Accounting Officer
Signature: /s/ Keenan Conder, Attorney-in-Fact
Issuer symbol: S
Transactions as of: 08 Dec 2025
Net transactions value: -$124,061
Form type: 4
Filing time: 10 Dec 2025, 17:14:10 UTC
Previous filing: 07 Nov 2025
Next filing: 17 Dec 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
TOMASELLO ROBIN	Chief Accounting Officer	C/O SENTINELONE, INC., 444 CASTRO STREET, SUITE 400, MOUNTAIN VIEW	/s/ Keenan Conder, Attorney-in-Fact	10 Dec 2025	0001608511

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	S	Class A Common Stock	Sale	$124,061	-8,509	-2.9%	$14.58	285,551	08 Dec 2025	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The sale reported on this Form 4 represents an Issuer mandated sale by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of Restricted Stock Units, and it does not represent a discretionary trade by the Reporting Person. Pursuant to the Issuer's equity incentive plan, an award recipient's tax withholding obligations must be funded by a "sell to cover" transaction.
F2	Certain of the shares are subject to forfeiture to the Issuer if underlying vesting conditions are not met.

Content

The sale reported on this Form 4 represents an Issuer mandated sale by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of Restricted Stock Units, and it does not represent a discretionary trade by the Reporting Person. Pursuant to the Issuer's equity incentive plan, an award recipient's tax withholding obligations must be funded by a "sell to cover" transaction.

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