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SentinelOne (NYSE: S) director granted deferred and restricted stock units

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

BEGLEY CHARLENE T reported acquisition or exercise transactions in this Form 4 filing.

SentinelOne, Inc. director Charlene T. Begley reported equity awards in the form of Class A Common Stock-based units. On June 25, 2026, she received 14,238 deferred restricted stock units (DSUs) and 4,429 restricted stock units (RSUs), each unit representing one share when settled.

The DSUs vest over quarterly installments on September 15, December 15, and March 15, with a final installment vesting on the earlier of the next annual stockholder meeting or June 15, 2027, subject to continued service and deferred settlement under the company’s program. The RSUs vest and settle in full on the earliest of June 25, 2027, the next annual meeting (or immediately prior if service ends at that meeting), the reporting person’s death, disability, or a change in control, also subject to continued service. Following these awards, Begley directly holds 93,483 and 79,245 Class A shares in two reported lines, and indirectly 465 shares in each of three separate trusts.

Positive

  • None.

Negative

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Insider BEGLEY CHARLENE T
Role null
Type Security Shares Price Value
Grant/Award Class A Common Stock 4,429 $0.00 --
Grant/Award Class A Common Stock 14,238 $0.00 --
holding Class A Common Stock -- -- --
holding Class A Common Stock -- -- --
holding Class A Common Stock -- -- --
Holdings After Transaction: Class A Common Stock — 79,245 shares (Direct, null); Class A Common Stock — 465 shares (Indirect, By Trust 3)
Footnotes (1)
  1. Represents an award of deferred restricted stock units (DSUs) granted on June 25, 2026, which shall vest on a time-based vesting schedule but for which settlement has been deferred pursuant to the Reporting Person's election under the Program (defined below). Each DSU represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to satisfaction of the time-based vesting conditions. The DSUs shall time-vest as to 25% of the total shares on each of September 15, December 15, and March 15, and with the final quarterly installment vesting on the earliest of (i) the date of the next annual meeting of the Issuer's stockholders, (ii) the date immediately prior to the next annual meeting of the Issuer's stockholders if the applicable non-employee director's service as a director ends at such meeting due to the Reporting Person's failure to be re-elected or the Reporting Person not standing for re-election, and [cont'd from Footnote 1] (iii) June 15, 2027, subject to the Reporting Person's provision of service to the Issuer on each vesting date, and with deferred settlement occurring subject to the terms of the Program. Certain of the shares are subject to forfeiture to the Issuer if underlying vesting conditions are not met. Represents an award of restricted stock units. The entire award shall vest and settle for shares of the Issuer's Class A Common Stock on the earliest of (a) June 25, 2027, (b) the date of the next annual meeting of the Issuer's stockholders (or the date immediately prior to such, if the Reporting Person's service as a director ends at such meeting due to his/her failure to be re-elected or not standing for re-election), (c) the Reporting Person's death, (d) the date on which the Reporting Person becomes disabled, or (e) the occurrence of a change in control as defined in the Issuer's Non-Employee Director Compensation Program (the "Program"), in each case subject to the Reporting Person's continued service to the Issuer on each vesting date.
Deferred stock units granted 14,238 units DSU award on June 25, 2026
Restricted stock units granted 4,429 units RSU award on June 25, 2026
Post-award direct holdings (line 1) 93,483 shares Class A Common Stock following DSU-related entry
Post-award direct holdings (line 2) 79,245 shares Class A Common Stock following RSU-related entry
Indirect trust holdings per trust 465 shares Class A Common Stock held by each of three trusts
DSU final vesting date reference June 15, 2027 Latest possible DSU time-vesting date
RSU latest vesting/settlement date June 25, 2027 Outside date for RSU vesting and settlement
deferred restricted stock units (DSUs) financial
"Represents an award of deferred restricted stock units (DSUs) granted on June 25, 2026, which shall vest on a time-based vesting schedule"
restricted stock units financial
"Represents an award of restricted stock units. The entire award shall vest and settle for shares of the Issuer's Class A Common Stock"
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.
Non-Employee Director Compensation Program financial
"change in control as defined in the Issuer's Non-Employee Director Compensation Program (the "Program")"
change in control financial
"or (e) the occurrence of a change in control as defined in the Issuer's Non-Employee Director Compensation Program"
A "change in control" occurs when the ownership or management of a company shifts significantly, such as through a merger, acquisition, or sale of a large part of its assets. This change can impact how the company is run and may influence its future direction. For investors, it matters because it can affect the company's stability, strategy, and value, often signaling potential changes in investment risk or opportunity.
time-based vesting schedule financial
"which shall vest on a time-based vesting schedule but for which settlement has been deferred"
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SEC Form 4
FORM 4UNITED 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*
BEGLEY CHARLENE T

(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)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/25/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Class A Common Stock06/25/2026A4,429(1)(2)A$079,245(3)D
Class A Common Stock06/25/2026A14,238(4)A$093,483(3)D
Class A Common Stock465IBy Trust 3
Class A Common Stock465IBy Trust 2
Class A Common Stock465IBy Trust 1
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. Represents an award of deferred restricted stock units (DSUs) granted on June 25, 2026, which shall vest on a time-based vesting schedule but for which settlement has been deferred pursuant to the Reporting Person's election under the Program (defined below). Each DSU represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to satisfaction of the time-based vesting conditions. The DSUs shall time-vest as to 25% of the total shares on each of September 15, December 15, and March 15, and with the final quarterly installment vesting on the earliest of (i) the date of the next annual meeting of the Issuer's stockholders, (ii) the date immediately prior to the next annual meeting of the Issuer's stockholders if the applicable non-employee director's service as a director ends at such meeting due to the Reporting Person's failure to be re-elected or the Reporting Person not standing for re-election, and
2. [cont'd from Footnote 1] (iii) June 15, 2027, subject to the Reporting Person's provision of service to the Issuer on each vesting date, and with deferred settlement occurring subject to the terms of the Program.
3. Certain of the shares are subject to forfeiture to the Issuer if underlying vesting conditions are not met.
4. Represents an award of restricted stock units. The entire award shall vest and settle for shares of the Issuer's Class A Common Stock on the earliest of (a) June 25, 2027, (b) the date of the next annual meeting of the Issuer's stockholders (or the date immediately prior to such, if the Reporting Person's service as a director ends at such meeting due to his/her failure to be re-elected or not standing for re-election), (c) the Reporting Person's death, (d) the date on which the Reporting Person becomes disabled, or (e) the occurrence of a change in control as defined in the Issuer's Non-Employee Director Compensation Program (the "Program"), in each case subject to the Reporting Person's continued service to the Issuer on each vesting date.
Remarks:
Exhibit 24.1 - Power of Attorney
/s/ Keenan Conder, Attorney-in-Fact06/26/2026
** Signature of Reporting PersonDate
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)

FAQ

What insider activity did SentinelOne (S) disclose for Charlene Begley?

SentinelOne reported that director Charlene T. Begley received equity awards of 14,238 deferred restricted stock units and 4,429 restricted stock units on June 25, 2026. These awards are part of non-employee director compensation and vest over time, subject to continued board service.

How many stock units did SentinelOne (S) grant to its director?

Charlene Begley was granted 14,238 deferred restricted stock units and 4,429 restricted stock units tied to SentinelOne Class A Common Stock. Each unit represents a contingent right to one share, subject to specific time-based vesting conditions and, for DSUs, deferred settlement elections under the company’s program.

What is the vesting schedule for Charlene Begley’s SentinelOne DSUs?

The 14,238 DSUs vest 25% on each of September 15, December 15, and March 15, with the final installment vesting on the earlier of the next annual stockholder meeting or June 15, 2027. Vesting requires Charlene Begley’s continued service to SentinelOne on each vesting date.

When will Charlene Begley’s SentinelOne RSUs vest and settle?

The 4,429 RSUs will fully vest and settle for SentinelOne Class A shares on the earliest of June 25, 2027, the next annual stockholder meeting (or immediately before if service ends then), her death, disability, or a qualifying change in control, assuming continued service.

What are Charlene Begley’s SentinelOne share holdings after these awards?

After the reported awards, Charlene Begley directly holds 93,483 and 79,245 SentinelOne Class A Common shares in two positions. She also indirectly holds 465 shares in each of three separate trusts, reflecting additional indirect ownership interests alongside the new stock unit grants.

Are Charlene Begley’s SentinelOne equity awards subject to forfeiture?

Yes. Certain awarded shares are subject to forfeiture if the underlying vesting conditions are not met. Both the DSUs and RSUs require Charlene Begley’s continued service to SentinelOne through the specified vesting dates for the units to ultimately settle into Class A Common shares.