Rubrik CFO granted 464,167 RSUs

Choudary Kiran Kumar reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Choudary Kiran Kumar reported acquisition or exercise transactions in this Form 4 filing.

Rubrik, Inc. reported that its Chief Financial Officer, Kiran Kumar Choudary, received a grant of 464,167 shares of Class A Common Stock in the form of restricted stock units at no cash cost per share. Following this award, he holds 1,014,068 shares directly.

The RSUs vest over time: 2.5% of the grant will vest on each of the first four Quarterly Vesting Dates after March 15, 2026, and the remaining units will vest in 12 equal quarterly installments thereafter, so long as he maintains Continuous Service under the 2024 Equity Incentive Plan.

Insider Trade Summary

Grant/Award: 464,167 shares

Grant/Award 1 txn

Insider Choudary Kiran Kumar

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Grant/Award	Class A Common Stock	464,167	$0.00	$0.00

Holdings After Transaction: Class A Common Stock — 1,014,068 shares (Direct)

Footnotes (1)

1. F1. Represents the grant of restricted stock units ("RSUs") that vest as follows: 2.5% of the RSUs shall vest on each of the first four Quarterly Vesting Dates (as defined below) that occur following March 15, 2026, and the remainder shall vest in twelve equal installments on each subsequent Quarterly Vesting Date thereafter, in each case subject to the Reporting Person's Continuous Service (as defined in the 2024 Equity Incentive Plan) through each applicable vesting date. "Quarterly Vesting Date" shall mean the 15th of each of March, June, September and December.

Key Figures

RSU grant size: 464,167 shares Price per share: $0.00 per share Shares after grant: 1,014,068 shares +2 more

5 metrics

RSU grant size 464,167 shares Restricted stock units of Class A Common Stock granted to CFO

Price per share $0.00 per share Reported transaction price for the RSU award

Shares after grant 1,014,068 shares Total Class A Common Stock directly held by CFO after transaction

Initial vesting rate 2.5% per quarter Vests on each of the first four Quarterly Vesting Dates after March 15, 2026

Remaining vesting installments 12 installments Balance of RSUs vest in 12 equal quarterly installments thereafter

Key Terms

restricted stock units, Continuous Service, 2024 Equity Incentive Plan, Quarterly Vesting Date

4 terms

restricted stock units financial

"Represents the grant of restricted stock units ("RSUs") that vest as follows"

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.

Continuous Service financial

"subject to the Reporting Person's Continuous Service (as defined in the 2024 Equity Incentive Plan)"

2024 Equity Incentive Plan financial

"Continuous Service (as defined in the 2024 Equity Incentive Plan) through each applicable vesting date"

Quarterly Vesting Date financial

""Quarterly Vesting Date" shall mean the 15th of each of March, June, September and December"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Rubrik (RBRK) disclose for its CFO?

Rubrik disclosed that CFO Kiran Kumar Choudary received a grant of 464,167 restricted stock units of Class A Common Stock. The grant is a compensation-related award with no cash price per share, increasing his direct holdings to 1,014,068 shares after the transaction.

How many Rubrik (RBRK) shares does the CFO hold after this Form 4?

After the reported grant, Rubrik’s CFO directly holds 1,014,068 shares of Class A Common Stock. This total includes 464,167 shares subject to restricted stock units that were awarded on April 14, 2026 and will vest over a multi-year quarterly schedule.

What is the vesting schedule for the 464,167 RSUs granted by Rubrik (RBRK)?

The 464,167 RSUs vest gradually. 2.5% vest on each of the first four Quarterly Vesting Dates after March 15, 2026, then the remaining units vest in 12 equal quarterly installments, provided the CFO maintains Continuous Service under Rubrik’s 2024 Equity Incentive Plan.

Does the Rubrik (RBRK) CFO pay anything per share for this RSU grant?

The RSU grant to Rubrik’s CFO carries a reported price per share of $0.00. This confirms it is a stock-based compensation award rather than an open-market purchase, with shares delivering value as they vest over the specified quarterly schedule.

What does “Quarterly Vesting Date” mean in Rubrik (RBRK)’s RSU grant?

For this grant, a Quarterly Vesting Date means the 15th of March, June, September, and December. Portions of the CFO’s 464,167 RSUs vest on these dates, starting after March 15, 2026, so long as he continues to meet the Continuous Service requirement.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 04/16/2026 - 06:41 PM EDT Learn about SEC filing dates

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^*

Choudary Kiran Kumar

(Last) (First) (Middle)

C/O RUBRIK INC.

3495 DEER CREEK ROAD

(Street)

PALO ALTO CALIFORNIA 94304

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/14/2026

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

X	Form 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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	04/14/2026		A(1)		464,167	A	$0	1,014,068	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") that vest as follows: 2.5% of the RSUs shall vest on each of the first four Quarterly Vesting Dates (as defined below) that occur following March 15, 2026, and the remainder shall vest in twelve equal installments on each subsequent Quarterly Vesting Date thereafter, in each case subject to the Reporting Person's Continuous Service (as defined in the 2024 Equity Incentive Plan) through each applicable vesting date. "Quarterly Vesting Date" shall mean the 15th of each of March, June, September and December.

	/s/ Larry Guo, Attorney-in-Fact	04/16/2026
	** 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.
* Form 4: SEC 1474 (03-26)