Nithrakashyap Arvind's Form 4 filing
Rubrik, Inc. (RBRK) · filed Sep 10, 2026
- Accession no.
- 0002019143-26-000019
- Filed
- Sep 10, 2026, 8:46 PM ET
- Trade date
- Sep 8-10, 2026
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Checked
This filing lists 16 non-derivative transactions and 3 derivative transactions. Open-market sales total $3.49M. It was filed 2 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Nithrakashyap ArvindCIK 0002019143 | Director, Officer (Chief Technology Officer) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 8, 2026 | Class A Common Stock | CConversionAcquired | +12,820 | $0.00 | $0 | 306,113 | Direct | |
| Sep 8, 2026 | Class A Common Stock | SSaleDisposed | −2,767 | $90.43F2 | −$250,219.81 | 303,346 | Direct | |
| Sep 8, 2026 | Class A Common Stock | SSaleDisposed | −7,836 | $91.47F3 | −$716,758.92 | 295,510 | Direct | |
| Sep 8, 2026 | Class A Common Stock | SSaleDisposed | −2,217 | $91.95F4 | −$203,853.15 | 293,293 | Direct | |
| Sep 9, 2026 | Class A Common Stock | CConversionAcquired | +12,820 | $0.00 | $0 | 306,113 | Direct | |
| Sep 9, 2026 | Class A Common Stock | SSaleDisposed | −3,243 | $89.33F5 | −$289,697.19 | 302,870 | Direct | |
| Sep 9, 2026 | Class A Common Stock | SSaleDisposed | −5,297 | $90.41F6 | −$478,901.77 | 297,573 | Direct | |
| Sep 9, 2026 | Class A Common Stock | SSaleDisposed | −3,237 | $91.16F7 | −$295,084.92 | 294,336 | Direct | |
| Sep 9, 2026 | Class A Common Stock | SSaleDisposed | −1,013 | $92.08F8 | −$93,277.04 | 293,323 | Direct | |
| Sep 9, 2026 | Class A Common Stock | SSaleDisposed | −30 | $92.87 | −$2,786.1 | 293,293 | Direct | |
| Sep 10, 2026 | Class A Common Stock | CConversionAcquired | +12,820 | $0.00 | $0 | 306,113 | Direct | |
| Sep 10, 2026 | Class A Common Stock | SSaleDisposed | −369 | $87.55F9 | −$32,305.95 | 305,744 | Direct | |
| Sep 10, 2026 | Class A Common Stock | SSaleDisposed | −611 | $89.12F10 | −$54,452.32 | 305,133 | Direct | |
| Sep 10, 2026 | Class A Common Stock | SSaleDisposed | −4,844 | $89.73F11 | −$434,652.12 | 300,289 | Direct | |
| Sep 10, 2026 | Class A Common Stock | SSaleDisposed | −4,675 | $90.88F12 | −$424,864 | 295,614 | Direct | |
| Sep 10, 2026 | Class A Common Stock | SSaleDisposed | −2,321 | $91.67F13 | −$212,766.07 | 293,293 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 8, 2026 | Class A Common Stock | CConversionDisposed | −12,820 | $0.00 | $0 | 10,053,890 | Direct | |
| Sep 9, 2026 | Class A Common Stock | CConversionDisposed | −12,820 | $0.00 | $0 | 10,041,070 | Direct | |
| Sep 10, 2026 | Class A Common Stock | CConversionDisposed | −12,820 | $0.00 | $0 | 10,028,250 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F2
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.7975 to $90.79 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.
Referenced by the price of 1 transaction in Table I.
- F3
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.805 to $91.79 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.
Referenced by the price of 1 transaction in Table I.
- F4
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.80 to $92.195 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.
Referenced by the price of 1 transaction in Table I.
- F5
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.775 to $89.77 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.
Referenced by the price of 1 transaction in Table I.
- F6
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.805 to $90.77 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.
Referenced by the price of 1 transaction in Table I.
- F7
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.82 to $91.7625 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.
Referenced by the price of 1 transaction in Table I.
- F8
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.785 to $92.67 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.
Referenced by the price of 1 transaction in Table I.
- F9
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.31 to $88.05 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.
Referenced by the price of 1 transaction in Table I.
- F10
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.41 to $89.26 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.
Referenced by the price of 1 transaction in Table I.
- F11
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.315 to $90.2775 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.
Referenced by the price of 1 transaction in Table I.
- F12
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.315 to $91.30 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.
Referenced by the price of 1 transaction in Table I.
- F13
The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.315 to $92.30 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.
Referenced by the price of 1 transaction in Table I.