S Form 144: Insider Sale Notice — 8,679 Class A Shares ($156,222)

Rhea-AI Filing Summary

Form 144 notice for proposed sale of SentinelOne, Inc. (S) Class A shares. The filer reports an intended brokered sale of 8,679 Class A shares on 10/06/2025 through Raymond James & Associates on the NYSE, with an aggregate market value of $156,222.00. The filer previously acquired 75,176 shares on 07/02/2021 via a public stock purchase. Recent reported sales by the same seller in the past three months total 6,966 shares for $127,501.00 in gross proceeds across four transactions dated 07/07/2025, 07/08/2025, 10/01/2025, and 10/03/2025.

The notice includes the standard representation that the selling person does not possess undisclosed material adverse information about the issuer. Payment for the acquired shares was wired to a portfolio company on 07/02/2021.

Positive

• Brokered sale via Raymond James indicates use of an established execution channel
• Securities were acquired publicly on 07/02/2021, showing an established holding date that supports Rule 144 eligibility
• Recent small-block sales (6,966 shares) suggest orderly, incremental dispositions rather than a single large liquidation

Negative

• Ongoing disposals (multiple sales in July and October 2025) could modestly increase free float
• Aggregate market value of proposed sale $156,222 is material at the transaction level for the seller’s position

Insights

Equity Transactions Analyst

Planned brokered sale of insider-held Class A shares with recent small-block dispositions.

The filing discloses a proposed sale of 8,679 Class A shares via Raymond James on 10/06/2025 with an aggregate market value of $156,222.00. The seller originally acquired 75,176 shares on 07/02/2021, indicating these are previously held shares moving through an authorized Rule 144 process.

Recent transfers show four sales totaling 6,966 shares and $127,501.00 in gross proceeds across July and October 2025, which demonstrates ongoing, incremental disposals rather than a single large block. Watch whether future Form 144 filings or Form 4s report continued systematic sales over the next 30-90 days, as repeated sales could modestly increase public float and trading volume.

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	8679	156222.00	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	07/02/2021	Public stock purchase	SentinelOne, Inc.			75176	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 Follow-On Fund, L.P. 1114 Avenue of the Americas, 36th Floor New York NY 10036	Class A	07/07/2025	3233	58879.40
Insight Partners Fund X Follow-On Fund, L.P. 1114 Avenue of the Americas, 36th Floor New York NY 10036	Class A	07/08/2025	3276	60377.99
Insight Partners Fund X Follow-On Fund, L.P. 1114 Avenue of the Americas, 36th Floor New York NY 10036	Class A	10/01/2025	269	4853.11
Insight Partners Fund X Follow-On Fund, L.P. 1114 Avenue of the Americas, 36th Floor New York NY 10036	Class A	10/03/2025	188	3391.50

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)