SentinelOne CEO sells 38,759 shares for taxes

SentinelOne CEO Tomer Weingarten executed an issuer-mandated sale of shares to cover tax withholding from RSU vesting and continues to hold a large direct equity stake.

Rhea-AI Filing Summary

SentinelOne, Inc. (S) reported that President and CEO Tomer Weingarten sold 38,759 shares of Class A Common Stock on September 8, 2026 at $19.79 per share. The sale was an issuer-mandated "sell to cover" transaction to satisfy tax withholding obligations tied to vesting Restricted Stock Units and was not a discretionary trade.

After this transaction, Weingarten holds 1,801,827 shares of Class A Common Stock directly, and a portion of these shares is subject to forfeiture if vesting conditions are not met. No Rule 10b5-1 trading plan is reported for this sale.

Insider Trade Summary

Net Seller: 38,759 shares

Net Sell 1 txn

Insider Weingarten Tomer

Role President, CEO

Sold 38,759 shs ($767K)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock F1, F2	38,759	$19.79	$767K

Holdings After Transaction: Class A Common Stock — 1,801,827 shares (Direct)

Footnotes (2)

1. 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.
2. F2. Certain of the shares are subject to forfeiture to the Issuer if underlying vesting conditions are not met.

Key Figures

Shares sold: 38,759 shares Sale price per share: $19.79 per share Shares held after transaction: 1,801,827 shares +1 more

4 metrics

Shares sold 38,759 shares Class A Common Stock sold on September 8, 2026

Sale price per share $19.79 per share Price for the September 8, 2026 sale transaction

Shares held after transaction 1,801,827 shares Direct Class A Common Stock holdings of CEO after the sale

Net shares sold in filing 38,759 shares Net sell activity reported in this Form 4

Key Terms

Restricted Stock Units, sell to cover, equity incentive plan, subject to forfeiture

4 terms

Restricted Stock Units financial

"tax withholding obligations in connection with the vesting and settlement of Restricted Stock Units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

sell to cover financial

"tax withholding obligations must be funded by a "sell to cover" transaction"

Sell to cover is when a person who receives company stock through options or awards sells just enough shares immediately to pay required taxes, exercise costs, or fees, keeping the rest. Think of it like cashing part of a bonus to cover the tax bill so you can keep the remainder. For investors, it can create predictable small selling pressure and slightly change the number of shares actually held by insiders without increasing long‑term dilution.

equity incentive plan financial

"Pursuant to the Issuer's equity incentive plan, an award recipient's tax"

An equity incentive plan is a program that gives employees, executives or directors the right to receive company stock or options to buy stock as part of their pay. Think of it as offering slices of future company profit to motivate people to boost long‑term performance; for investors it matters because it can align employee goals with shareholder value but also increases the number of shares outstanding, which can dilute existing ownership.

subject to forfeiture financial

"Certain of the shares are subject to forfeiture to the Issuer if"

FAQ

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

SentinelOne disclosed that CEO Tomer Weingarten sold 38,759 shares of Class A Common Stock on September 8, 2026 at $19.79 per share in a mandated sale to cover tax withholding from RSU vesting.

Was the SentinelOne (S) CEO’s September 8, 2026 share sale discretionary?

No. The filing states the sale was an issuer mandated "sell to cover" transaction to satisfy tax withholding obligations related to vesting Restricted Stock Units and does not represent a discretionary trade by the CEO.

How many SentinelOne (S) shares does CEO Tomer Weingarten hold after this Form 4 transaction?

Following the September 8, 2026 transaction, CEO Tomer Weingarten directly holds 1,801,827 shares of SentinelOne Class A Common Stock, with certain shares subject to forfeiture if vesting conditions are not met.

What was the price per share in the SentinelOne (S) CEO’s reported sale?

The reported sale of Class A Common Stock by SentinelOne’s CEO on September 8, 2026 was executed at $19.79 per share, according to the Form 4 data.

Was a Rule 10b5-1 trading plan used for the SentinelOne (S) CEO’s sale?

No. The Form 4 indicates the Rule 10b5-1 checkbox is not checked, and the footnote instead describes the sale as an issuer-mandated "sell to cover" for tax withholding.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Available on EDGAR 09/09/2026 - 08:40 PM Accepted by SEC EDGAR 09/09/2026 - 08:39 PM Learn about SEC filing dates

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).

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)
09/08/2026

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	09/08/2026		S(1)		38,759	D	$19.79	1,801,827(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

Explanation of Responses:

1. 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.

2. 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	09/10/2026
	** 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)