S files Rule 144 notice: 154,466 Class A shares valued at $2.78M

Rhea-AI Filing Summary

SentinelOne, Inc. filed a Form 144 disclosing a proposed sale of 154,466 Class A shares through Raymond James, with an aggregate market value of $2,780,388.00. The shares were acquired on 12/31/2020 via a stock conversion before the IPO from SentinelOne, Inc. and the payment was wired to the portfolio company. The filing also reports four recent sales by Insight Partners (Cayman) XI, L.P. on 07/07/2025, 07/08/2025, 10/01/2025, and 10/03/2025 totaling $2,269,393.84 in gross proceeds. The filing represents a routine Rule 144 notice and includes the seller's certification that no undisclosed material adverse information is known.

Insights

Securities Compliance Attorney

TL;DR: Filing documents a compliant Rule 144 sale and recent secondary sales by an affiliated investor.

This Form 144 provides the statutory notice required when restricted or control securities are proposed for public sale under Rule 144. It lists the broker, the exact share count (154,466) and aggregate market value ($2,780,388.00), the acquisition date (12/31/2020), and the original acquisition method (stock conversion before IPO), which supports the seller's ability to rely on Rule 144 conditions if other requirements are met.

The filing also records recent secondary sales by Insight Partners (Cayman) XI, L.P. totaling $2,269,393.84, which is useful for monitoring share distribution and potential resale activity; these entries are transactional facts and do not by themselves indicate noncompliance.

Equity Markets Analyst

TL;DR: The sale size is modest relative to total outstanding shares and reflects holder liquidity, not a material dilution event.

The planned sale of 154,466 shares compares with 324,760,095 shares outstanding, representing approximately 0.05% of the float, so the transaction is unlikely to move the market by itself. The reported recent sales by Insight Partners totaling $2.27M show ongoing secondary trading activity from a venture investor.

Investors monitoring share supply should note the exact dates and proceeds reported (07/07/2025 through 10/03/2025) as near-term data points for liquidity, but there are no disclosed contractual lock-up or restriction details beyond the Rule 144 notice.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Class A	Raymond James & Associates 880 Carillon Parkway St. Petersburg FL 33716	154466	2780388.00	324760095	10/06/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Class A	12/31/2020	Stock Conversion before IPO	SentinelOne, Inc.			1337912	12/31/2020	Wired to portfolio company.

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Insight Partners (Cayman) XI, L.P. 1114 Avenue of the Americas, 36th Floor New York NY 10036	Class A	07/07/2025	57532	1047772.78
Insight Partners (Cayman) XI, L.P. 1114 Avenue of the Americas, 36th Floor New York NY 10036	Class A	07/08/2025	58317	1074805.64
Insight Partners (Cayman) XI, L.P. 1114 Avenue of the Americas, 36th Floor New York NY 10036	Class A	10/01/2025	4789	86399.79
Insight Partners (Cayman) XI, L.P. 1114 Avenue of the Americas, 36th Floor New York NY 10036	Class A	10/03/2025	3349	60415.63

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)