Rule 144 Notice — SentinelOne Insider Sale of 3,089 Class A Shares

Rhea-AI Filing Summary

Form 144 notice for SentinelOne, Inc. (S): This filing notifies a proposed sale of 3,089 Class A Common shares through Raymond James & Associates on or about 10/01/2025, with an aggregate market value of $52,513.00 and listing on the NYSE. The filer reports that those securities were originally acquired on 07/02/2021 in a public stock purchase from SentinelOne, Inc., and the filing notes 107,025 shares as the amount previously acquired by the account. The issuer's total shares outstanding are listed as 324,760,095. The form also discloses two recent sales by Insight Partners Fund X (Cayman) Follow-On Fund, L.P.: 4,602 shares sold on 07/07/2025 for $83,811.62 and 4,665 shares sold on 07/08/2025 for $85,977.82. The signer certifies no undisclosed material adverse information and includes the standard Rule 144 representations.

Insights

Securities Analyst

TL;DR: Routine Rule 144 sale notice; modest planned disposition relative to total shares outstanding, with recent small secondary sales disclosed.

This Form 144 records a proposed brokered sale of 3,089 Class A shares valued at $52,513, originating from a 2021 public purchase. Two nearby transactions by Insight Partners Fund X (Cayman) show modest dispositions totaling 9,267 shares and roughly $169,789 in gross proceeds. Given the issuer's 324.76 million shares outstanding, these amounts represent a very small fraction of the float and appear routine rather than market-moving. The filing contains standard Rule 144 certifications but does not disclose any new operational or financial information about the company.

Compliance / Corporate Governance Expert

TL;DR: Filing meets Rule 144 disclosure requirements and includes the required certification; no red flags in presentation.

The notice identifies the broker, planned sale date, acquisition provenance, and recent related sales, and includes the signer’s representation about material non-public information and trading-plan language. The record shows proper aggregation of related sales by the named fund. There is no indication in the filing of procedural or disclosure irregularities. The document is administrative in nature and does not introduce governance issues or regulatory concerns on its face.

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 Common	Raymond James & Associates 880 Carillon Parkway St. Petersburg FL 33716	3089	52513.00	324760095	10/01/2025	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 Common	07/02/2021	Public stock purchase	SentinelOne, Inc.			107025	07/02/2021	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 Fund X (Cayman) Follow-On Fund, L.P. 1114 Avenue of the Americas, 36th Floor New York NY 10036	Class A Common	07/07/2025	4602	83811.62
Insight Partners Fund X (Cayman) Follow-On Fund, L.P. 1114 Avenue of the Americas, 36th Floor New York NY 10036	Class A Common	07/08/2025	4665	85977.82

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)

FAQ

What does the Form 144 filed for SentinelOne (S) report?

The form reports a proposed sale of 3,089 Class A Common shares via Raymond James on or about 10/01/2025, valued at $52,513.00.

Who purchased the shares being sold and when were they acquired?

The securities were acquired in a public stock purchase from SentinelOne, Inc. on 07/02/2021; the filing lists 107,025 securities as acquired by the account.

Were there any recent sales of the issuer's stock by related parties?

Yes. Insight Partners Fund X (Cayman) Follow-On Fund, L.P. sold 4,602 shares on 07/07/2025 for $83,811.62 and 4,665 shares on 07/08/2025 for $85,977.82.

How large are these sales relative to SentinelOne's outstanding shares?

The filing lists 324,760,095 shares outstanding; the proposed 3,089-share sale and the recent 9,267-share dispositions are each a very small fraction of that total.

Does the filer assert possession of material non-public information?

No. The signer represents they do not know any material adverse information about the issuer that has not been publicly disclosed.