Choudary Kiran Kumar 4
4 · Rubrik, Inc. · Filed Mar 26, 2026
Research Summary
AI-generated summary of this filing
Rubrik (RBRK) CFO Choudary Kiran Kumar Sells 122,613 Shares
What Happened
- Choudary Kiran Kumar, Rubrik’s Chief Financial Officer, converted and settled RSU-related derivative securities and sold 122,613 shares in an open‑market transaction on March 24, 2026. The sale was at $48.20 per share for total proceeds of $5,909,419. The filing shows conversion/settlement activity totaling 212,188 shares (acquired/converted from derivative RSU awards at $0.00), with a portion sold in the open market as described above.
Key Details
- Transaction date: March 24, 2026; Form 4 filed March 26, 2026 (timely).
- Sale: 122,613 shares at $48.20 each = $5,909,419 (code S).
- Conversions/settlements: 212,188 shares converted/settled from derivative RSU awards (codes C and M; acquired at $0.00 / N/A).
- Tax withholding / sell-to-cover: Footnote F2 states the sale was effected to satisfy tax obligations from vesting/settlement of RSUs.
- Small ESPP purchase: Footnote F1 notes 367 shares purchased through the company ESPP on March 20, 2026.
- Shares owned after the transactions: not specified in this filing.
- Filing timeliness: Report appears timely (filed within required period).
Context
- These transactions reflect RSU vesting/settlement and a routine sell‑to‑cover to satisfy related tax obligations rather than a standalone market purchase or speculative trade. Footnotes (F3–F6) describe the underlying RSU terms and vesting schedules; F7 notes Class B shares convert to Class A under certain conditions. For retail investors, purchases are generally more informative as bullish signals; this filing documents conversion/settlement of awards and a partial sale to cover taxes.
Insider Transaction Report
Form 4
Rubrik, Inc.RBRK
Choudary Kiran Kumar
Chief Financial Officer
Transactions
- Conversion
Class A Common Stock
[F1]2026-03-24+212,188→ 687,514 total - Sale
Class A Common Stock
[F2][F1]2026-03-24$48.20/sh−122,613$5,909,419→ 564,901 total - Exercise/Conversion
Restricted Stock Units
[F3][F4]2026-03-24−7,188→ 0 totalExp: 2029-04-13→ Class B Common Stock (7,188 underlying) - Exercise/Conversion
Restricted Stock Units
[F3][F5]2026-03-24−150,000→ 200,000 totalExp: 2030-03-24→ Class B Common Stock (150,000 underlying) - Exercise/Conversion
Restricted Stock Units
[F3][F6]2026-03-24−55,000→ 192,500 totalExp: 2031-03-25→ Class B Common Stock (55,000 underlying) - Exercise/Conversion
Class B Common Stock
[F7]2026-03-24+212,188→ 212,188 total→ Class A Common Stock (212,188 underlying) - Conversion
Class B Common Stock
[F7]2026-03-24−212,188→ 0 total→ Class A Common Stock (212,188 underlying)
Footnotes (7)
- [F1]Includes 367 shares purchased through the Issuer's employee stock purchase plan on March 20, 2026.
- [F2]This sale reported on this Form 4 was effected pursuant to the Issuer's policy requiring sell-to-cover to satisfy certain tax obligations of the Reporting Person incurred with the vesting and settlement of certain Restricted Stock Units (RSUs).
- [F3]Each RSU represents a contingent right to receive one share of Class B Common Stock.
- [F4]The RSUs shall vest as follows: 1/16 of the shares subject to the RSU vested on June 15, 2022, and 1/16 of the shares subject to the RSU vest every quarter thereafter, and a liquidity event-based vesting condition which was satisfied upon the effectiveness of the registration statement on Form S-1 filed by the Issuer in connection with the Issuer's initial public offering, all subject to the Reporting Person continuing to have a Service Relationship (as defined in the Issuer's Amended and Restated 2014 Stock Option and Grant Plan).
- [F5]The RSUs shall vest as follows: 75,000 shares subject to the RSU vested on March 15, 2024, 125,000 shares subject to the RSU vest on March 15, 2025, 150,000 shares vest on March 15, 2026, and 200,000 shares vest on March 15, 2027, and a liquidity event-based vesting condition which was satisfied upon the effectiveness of the registration statement on Form S-1 filed by the Issuer in connection with the Issuer's initial public offering, all subject to the Reporting Person continuing to have a Service Relationship (as defined in the Issuer's Amended and Restated 2014 Stock Option and Grant Plan).
- [F6]The RSUs shall vest as follows: 10% of the shares subject to the RSU vest on March 15, 2025, 20% of the shares subject to the RSU vest on March 15, 2026, 35% of the shares subject to the RSU vest on March 15, 2027, and 35% of the shares subject to the RSU vest on March 15, 2028, and a liquidity event-based vesting condition which was satisfied upon the effectiveness of the registration statement on Form S-1 filed by the Issuer in connection with the Issuer's initial public offering, all subject to the Reporting Person continuing to have a Service Relationship (as defined in the Issuer's Amended and Restated 2014 Stock Option and Grant Plan).
- [F7]Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock will also be convertible at any time at the option of the Reporting Person into one share of Class A Common Stock.
Signature
/s/ Larry Guo, Attorney-in-Fact|2026-03-26