[Form 4] Rubrik, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Rubrik, Inc. (RBRK) filed a Form 4 reporting an equity grant to director Richard Scott Herren on 25 June 2025. The filing shows the acquisition of 2,702 Class A common shares in the form of restricted stock units (RSUs) at a stated price of $0. Following the award, Herren’s direct beneficial ownership stands at 3,239 shares.

The RSUs vest in four equal quarterly installments: 15 Sep 2025, 15 Dec 2025, 15 Mar 2026, and 15 Jun 2026, contingent upon Herren’s continuous service to the company on each vesting date.

No sales, option exercises, or derivative security transactions were reported, and the filing does not reference any 10b5-1 trading plan. The disclosure represents routine director compensation and does not indicate any change in Rubrik’s operational outlook or capital structure.

Insights

Securities Analyst

TL;DR Routine RSU grant to director; negligible impact on float or valuation.

The Form 4 details a standard board compensation grant—2,702 RSUs vesting over 12 months. Total beneficial ownership for Herren post-grant is 3,239 shares, an immaterial fraction of Rubrik’s outstanding share count. No cash outlay or sale was involved, so the transaction neither signals insider confidence nor raises liquidity concerns. As such, the filing is largely administrative with neutral implications for investors.

SEC Form 4

FORM 4

UNITED 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^*

Herren Richard Scott

(Last) (First) (Middle)

C/O RUBRIK INC.

3495 DEER CREEK ROAD

(Street)

PALO ALTO CA 94304

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Rubrik, Inc. [ RBRK ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
06/25/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	06/25/2025		A(1)		2,702	A	$0	3,239	D

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents the grant of restricted stock units ("RSUs"). One quarter of the RSUs vest on each of September 15, 2025, December 15, 2025, March 15, 2026 and June 15, 2026, subject to the reporting person's continuous service with the Issuer on each such vest date.

	/s/ Larry Guo, Attorney-in-Fact	06/27/2025
	** Signature of Reporting Person	Date
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.

FAQ

How many shares did Richard Scott Herren acquire according to the June 25, 2025 Form 4 for RBRK?

2,702 Class A common shares were acquired in the form of RSUs.

What is the vesting schedule of the new RSUs granted to RBRK director Richard Scott Herren?

The RSUs vest 25% on Sep 15 2025, Dec 15 2025, Mar 15 2026, and Jun 15 2026.

What is Richard Scott Herren’s total direct ownership in Rubrik after the reported transaction?

After the grant, he holds 3,239 Rubrik Class A shares directly.

Did the Form 4 filing involve any share sales or option exercises by the director?

No. The filing reports only an acquisition of RSUs; there were no sales or option exercises.

Was the transaction executed under a Rule 10b5-1 trading plan?

The filing does not indicate that the grant was made under a Rule 10b5-1 plan.