Rakefet Russak-Aminoach - 26 Aug 2026 Form 4 Insider Report for Rubrik, Inc. (RBRK)

Reporting relationship: Director
Issuer ticker: RBRK
Reported as of: 26 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 28 Aug 2026, 19:01:25 UTC
Prior SEC filing: 21 Apr 2026
Source filing: View source filing
Reporting owner signature: /s/ Anne-Kathrin Lalendran, Attorney-in-Fact

Key filing fact

Rakefet Russak-Aminoach filed Form 4 for Rubrik, Inc. (RBRK) on 28 Aug 2026.

Key facts

This page summarizes Rakefet Russak-Aminoach's Form 4 filing for Rubrik, Inc. (RBRK).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 28 Aug 2026, 19:01.

Change

Previous filing in this sequence was filed on 21 Apr 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001820447 Primary reporting owner

Russak-Aminoach Rakefet

Relationship: Director
Address: C/O RUBRIK, INC., 3495 DEER CREEK ROAD, PALO ALTO
Signature: /s/ Anne-Kathrin Lalendran, Attorney-in-Fact
Signature date: 28 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

RBRK transaction

Class A Common Stock

Award

Transaction value
Shares: +10,304
Change %
Price: $0.000000^*
Shares after: 10,304
Date: 26 Aug 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Represents the grant of restricted stock units ("RSUs") that will vest over a three-year period in twelve (12) successive equal quarterly installments, subject to the reporting person's continuous service with the Issuer on each such vest date.