SentinelOne insider plans sale of 1.82M Class A shares worth $32.7M

Rhea-AI Filing Summary

SentinelOne, Inc. reported a Rule 144 notice for the proposed sale of 1,816,558 Class A shares with an aggregate market value of $32,698,044.00. The shares are to be sold through Raymond James & Associates on the NYSE with an approximate sale date of 10/06/2025. The filing shows the filer acquired the shares on 05/31/2019 via a stock conversion before the IPO and that payment for the original acquisition was wired to the portfolio company.

The filing also discloses recent sales by the same seller: 676,588 shares on 07/07/2025 (gross proceeds $12,322,020.66), 685,831 shares on 07/08/2025 (gross proceeds $12,640,139.66), and smaller lots on 10/01/2025 and 10/03/2025. The signer certifies no undisclosed material adverse information is known.

Positive

• Planned orderly sale through a broker (Raymond James) suggests use of an underwriting/agency channel rather than an unmediated block trade
• Acquisition origin disclosed: shares were converted 05/31/2019 pre-IPO, clarifying provenance and reducing ambiguity about transfer history
• Recent liquidity demonstrated: prior sales in 07/2025 generated over $24.96M in gross proceeds, showing market demand for these shares

Negative

• Material share supply increase: proposed sale of 1,816,558 shares could pressure near-term market supply
• Concentrated disposals: large prior sales on 07/07/2025 and 07/08/2025 (over 1.36M shares) indicate ongoing selling by the same holder

Insights

Equity Capital Markets Specialist

Large secondary sale planned; recent block sales show ongoing liquidity.

The notice shows a planned sale of 1,816,558 Class A shares via Raymond James with an aggregate market value of $32,698,044.00, indicating a meaningful secondary offering by an existing holder on 10/06/2025. Such block sales increase public float and can affect short-term supply/demand dynamics for the stock.

Recent executed sales—676,588 and 685,831 shares in early 07/2025—totaled over $24.96M, showing an active disposition program. Monitor daily trading volumes and price impact around 10/06/2025 for realized market effects over the next few sessions.

Shareholder Relations Advisor

Disclosures show long-held shares converted pre-IPO and wired payment to issuer.

The securities were acquired on 05/31/2019 through a stock conversion before the IPO, and the filing notes payment was wired to the portfolio company, which documents the original acquisition path and payment method. This provenance is typical for early investors converting private holdings into public Class A shares.

The filer attests to not possessing undisclosed material adverse information; that representation is standard and relevant to compliance. Investors and compliance teams should note the dates and volumes if assessing insider distribution over a 12-month window ending 10/06/2025.

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	1816558	32698044.00	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	05/31/2019	Stock Conversion before IPO	SentinelOne, Inc.			15734225	05/31/2019	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 Venture Partners X, L.P. 1114 Avenue of the Americas, 36th Floor New York NY 10036	Class A	07/07/2025	676588	12322020.66
Insight Venture Partners X, L.P. 1114 Avenue of the Americas, 36th Floor New York NY 10036	Class A	07/08/2025	685831	12640139.66
Insight Venture Partners X, L.P. 1114 Avenue of the Americas, 36th Floor New York NY 10036	Class A	10/01/2025	56323	1016140.14
Insight Venture Partners X, L.P. 1114 Avenue of the Americas, 36th Floor New York NY 10036	Class A	10/03/2025	39381	710429.30

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 did SentinelOne (S) file under Rule 144?

The filer submitted a Rule 144 notice to sell 1,816,558 Class A shares with an aggregate market value of $32,698,044.00 (approximate sale date 10/06/2025).

Who is handling the proposed sale of SentinelOne shares?

The proposed sale is to be executed through Raymond James & Associates at their St. Petersburg, FL address.

When were the shares acquired that are being offered for sale?

The shares were acquired on 05/31/2019 via a stock conversion before the IPO, and payment was wired to the portfolio company on that date.

Has the seller recently sold other SentinelOne shares?

Yes. The filing lists sales of 676,588 shares on 07/07/2025 (gross proceeds $12,322,020.66) and 685,831 shares on 07/08/2025 (gross proceeds $12,640,139.66), plus smaller sales on 10/01/2025 and 10/03/2025.

Does the filing indicate any undisclosed material information?

The signer represents they do not know any material adverse information about current or prospective operations that has not been publicly disclosed.