Form 4 for RBRK Rubrik, Inc.
Accepted 2025-09-18 00:00:00 ET · period of report 2025-09-16 · accession 0002020220-25-000006 · 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 | 2025-09-18 | 2025-09-16+ | RBRK | Choudary Kiran Kumar | CFO | C - Cnv Deriv | $0.00 | +9,188 | 522.8K | +2% | $0 |
| DM | 2025-09-18 | 2025-09-16+ | RBRK | Choudary Kiran Kumar | CFO | S - Sale | $74.42 | -10.1K | 514.7K | -2% | -$751.6K |
| DM | 2025-09-18 | 2025-09-16+ | RBRK | Choudary Kiran Kumar | CFO | M - OptEx | $0.00 | 0 | 2,000 | New | $0 |
| DM | 2025-09-18 | 2025-09-16+ | RBRK | Choudary Kiran Kumar | CFO | C - Cnv Deriv | $0.00 | -9,188 | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Common Stock | 2025-09-17 | C | A | 2,000 | $0.00 | 518,184 | D | — | — | |
| 2 | Common | Class A Common Stock | 2025-09-16 | S | D | 6,599 | $74.21 | 516,184 | 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). |
| 3 | Common | Class A Common Stock | 2025-09-16 | C | A | 7,188 | $0.00 | 522,783 | D | — | — | |
| 4 | Common | Class A Common Stock | 2025-09-17 | S | D | 3,500 | $74.82 | 514,684 | D | — | — | |
| 5 | Derivative | Stock Option (Right to Buy) | 2025-09-17 | M | D | 2,000 | $0.00 | 60,450 | D | $7.99 · — to 2028-09-17 | 2,000 Class B Common Stock | (F6) 1/4 of the shares subject to the option vested on August 20, 2019, and 1/48 of the shares vested monthly thereafter. |
| 6 | Derivative | Class B Common Stock | 2025-09-17 | C | D | 2,000 | $0.00 | 0 | D | — · — to — | 2,000 Class A Common Stock | (F5) 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. |
| 7 | Derivative | Class B Common Stock | 2025-09-16 | C | D | 7,188 | $0.00 | 0 | D | — · — to — | 7,188 Class A Common Stock | (F5) 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. |
| 8 | Derivative | Class B Common Stock | 2025-09-16 | M | A | 7,188 | $0.00 | 7,188 | D | — · — to — | 7,188 Class A Common Stock | (F5) 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. |
| 9 | Derivative | Restricted Stock Units | 2025-09-16 | M | D | 7,188 | $0.00 | 14,375 | D | — · — to 2029-04-13 | 7,188 Class B Common Stock | (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). |
| 10 | Derivative | Class B Common Stock | 2025-09-17 | M | A | 2,000 | $0.00 | 2,000 | D | — · — to — | 2,000 Class A Common Stock | (F5) 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. |