SEC Form 4 · accession 0002020220-26-000022
Rubrik, Inc. · RBRK
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Kiran Kumar Choudary
Officer — Chief Financial Officer
Period of report
Sep 15, 2026
Accepted (ET)
Sep 17, 2026 · 9:14 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001943896
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Class A Common Stock | Sep 15, 2026 | C | 4,000 | $0.00 | A | 982,073 | D | |
| Class A Common StockF2 | Sep 15, 2026 | S | 1,100 | $99.08 | D | 980,973 | D | |
| Class A Common StockF3 | Sep 15, 2026 | S | 586 | $100.20 | D | 980,387 | D | |
| Class A Common StockF4 | Sep 15, 2026 | S | 1,214 | $101.47 | D | 979,173 | D | |
| Class A Common StockF5 | Sep 15, 2026 | S | 700 | $102.72 | D | 978,473 | D | |
| Class A Common StockF6 | Sep 15, 2026 | S | 400 | $103.48 | D | 978,073 | D | |
| Class A Common Stock | Sep 15, 2026 | F | 13,995 | $100.20 | D | 964,078 | D | |
| Class A Common Stock | Sep 17, 2026 | S | 200 | $102.05 | D | 963,878 | D | |
| Class A Common Stock | Sep 17, 2026 | S | 200 | $103.86 | D | 963,678 | D | |
| Class A Common StockF7 | Sep 17, 2026 | S | 300 | $105.98 | D | 963,378 | D | |
| Class A Common StockF8 | Sep 17, 2026 | S | 2,728 | $107.42 | D | 960,650 | D | |
| Class A Common StockF9 | Sep 17, 2026 | S | 2,572 | $108.05 | D | 958,078 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (Right to Buy)F10 | $7.99 | Sep 15, 2026 | M | 4,000 | D | — | Sep 17, 2028 | Class B Common Stock | 4,000 | 11,450 | D |
| Class B Common StockF11 | — | Sep 15, 2026 | M | 4,000 | A | — | — | Class A Common Stock | 4,000 | 4,000 | D |
| Class B Common StockF11 | — | Sep 15, 2026 | C | 4,000 | D | — | — | Class A Common Stock | 4,000 | 0 | D |
Explanation of responses
- F1This sale reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan, adopted April 15, 2026.
- F101/4 of the shares subject to the option vested on August 20, 2019, and 1/48 of the shares vested monthly thereafter.
- F11Each 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.
- F2The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $98.55 to $99.42 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separated price within the range set forth in this footnote.
- F3The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $99.88 to $100.53 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separated price within the range set forth in this footnote.
- F4The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $101.09 to $101.97 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separated price within the range set forth in this footnote.
- F5The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $102.16 to $103.13 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separated price within the range set forth in this footnote.
- F6The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $103.46 to $103.52 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separated price within the range set forth in this footnote.
- F7The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $105.66 to $106.61 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separated price within the range set forth in this footnote.
- F8The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $106.83 to $107.82 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separated price within the range set forth in this footnote.
- F9The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $107.84 to $108.34 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separated price within the range set forth in this footnote.