InsiderTrades

Form 4 for RBRK Rubrik, Inc.

Accepted 2025-12-18 00:00:00 ET · period of report 2025-12-16 · accession 0002020220-25-000019 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2025-12-18 2025-12-17 RBRK Choudary Kiran Kumar CFO S - Sale $76.18 -6,779 508.0K -1% -$516.5K
D 2025-12-18 2025-12-16 RBRK Choudary Kiran Kumar CFO C - Cnv Deriv $0.00 +7,187 514.7K +1% $0
DM 2025-12-18 2025-12-16 RBRK Choudary Kiran Kumar CFO M - OptEx $0.00 0 7,188 New $0
D 2025-12-18 2025-12-16 RBRK Choudary Kiran Kumar CFO C - Cnv Deriv — -7,187 0 -100% —

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2025-12-17 S D 3,984 $76.18 510,754 D — — (F1) 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).
2 Common Class A Common Stock 2025-12-16 C A 7,187 $0.00 514,738 D — —
3 Common Class A Common Stock 2025-12-17 S D 2,795 $76.19 507,959 D — — (F1) 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).
4 Derivative Class B Common Stock 2025-12-16 M A 7,187 — 7,187 D — · — to — 7,187 Class A Common Stock (F4) 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.
5 Derivative Restricted Stock Units 2025-12-16 M D 7,187 $0.00 7,188 D — · — to 2029-04-13 7,187 Class B Common Stock (F2) Each RSU represents a contingent right to receive one share of Class B Common Stock. (F3) 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).
6 Derivative Class B Common Stock 2025-12-16 C D 7,187 — 0 D — · — to — 7,187 Class A Common Stock (F4) 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.