RBRK
Rubrik, Inc.
NYSE · Technology · Software - Infrastructure · US
$128.74
+6.62%0
Insider buys (3m)
70
Insider sells (3m)
-$17.2M
Net value (3m)
+74.7%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Oct 7, 2026 | Nithrakashyap Arvind · director, officer: Chief Technology Officer | Sale | 11,101 | $126 |
| Oct 7, 2026 | Nithrakashyap Arvind · director, officer: Chief Technology Officer | Sale | 582 | $125 |
| Oct 7, 2026 | Nithrakashyap Arvind · director, officer: Chief Technology Officer | Sale | 110 | $120 |
| Oct 7, 2026 | Nithrakashyap Arvind · director, officer: Chief Technology Officer | Sale | 5,600 | $123 |
| Oct 7, 2026 | Nithrakashyap Arvind · director, officer: Chief Technology Officer | Sale | 8,274 | $124 |
| Oct 7, 2026 | Nithrakashyap Arvind · director, officer: Chief Technology Officer | Sale | 3,055 | $125 |
| Oct 7, 2026 | Nithrakashyap Arvind · director, officer: Chief Technology Officer | Sale | 1,478 | $123 |
| Oct 7, 2026 | Nithrakashyap Arvind · director, officer: Chief Technology Officer | Sale | 901 | $121 |
| Oct 7, 2026 | Nithrakashyap Arvind · director, officer: Chief Technology Officer | Sale | 495 | $119 |
| Oct 7, 2026 | Nithrakashyap Arvind · director, officer: Chief Technology Officer | Sale | 2,913 | $124 |
| Oct 7, 2026 | Nithrakashyap Arvind · director, officer: Chief Technology Officer | Sale | 68 | $128 |
| Oct 7, 2026 | Nithrakashyap Arvind · director, officer: Chief Technology Officer | Sale | 1,069 | $127 |
| Oct 7, 2026 | Nithrakashyap Arvind · director, officer: Chief Technology Officer | Sale | 2,801 | $122 |
| Oct 7, 2026 | Nithrakashyap Arvind · director, officer: Chief Technology Officer | Sale | 13 | $126 |
| Oct 6, 2026 | Wassenaar Yvonne · director | Sale | 721 | $119 |
| Oct 2, 2026 | THOMPSON JOHN WENDELL · director | Sale | 896 | $115 |
| Oct 2, 2026 | THOMPSON JOHN WENDELL · director | M-Exempt | 11,000 | $4.38 |
| Oct 2, 2026 | THOMPSON JOHN WENDELL · director | Sale | 500 | $116 |
| Oct 2, 2026 | THOMPSON JOHN WENDELL · director | Sale | 300 | $115 |
| Oct 2, 2026 | THOMPSON JOHN WENDELL · director | Sale | 1,700 | $116 |
| Oct 2, 2026 | THOMPSON JOHN WENDELL · director | Sale | 2,394 | $116 |
| Oct 2, 2026 | THOMPSON JOHN WENDELL · director | Sale | 7,710 | $116 |
| Sep 17, 2026 | Choudary Kiran Kumar · officer: Chief Financial Officer | Sale | 400 | $103 |
| Sep 17, 2026 | Choudary Kiran Kumar · officer: Chief Financial Officer | Sale | 700 | $103 |
| Sep 17, 2026 | Choudary Kiran Kumar · officer: Chief Financial Officer | Sale | 586 | $100 |
| Sep 17, 2026 | Choudary Kiran Kumar · officer: Chief Financial Officer | Sale | 300 | $106 |
| Sep 17, 2026 | Choudary Kiran Kumar · officer: Chief Financial Officer | M-Exempt | 4,000 | $7.99 |
| Sep 17, 2026 | Choudary Kiran Kumar · officer: Chief Financial Officer | Sale | 2,572 | $108 |
| Sep 17, 2026 | Choudary Kiran Kumar · officer: Chief Financial Officer | Sale | 1,214 | $101 |
| Sep 17, 2026 | Choudary Kiran Kumar · officer: Chief Financial Officer | Sale | 1,100 | $99 |
Institutional positioning
13F filings over the trailing two quarters
New 312Increased 422Reduced 258Sold out 77
| Filer | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 9,990,174 | Aug 7, 2026 |
| AQR CAPITAL MANAGEMENT LLC | Increased | 9,947,988 | Aug 14, 2026 |
| FMR LLC | Increased | 9,202,121 | Aug 13, 2026 |
| BLACKROCK, INC. | Reduced | 8,816,816 | May 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 8,301,380 | Aug 13, 2026 |
| FMR LLC | Increased | 8,261,391 | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 8,029,608 | May 8, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 6,885,243 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 6,555,111 | May 15, 2026 |
| FIRST TRUST ADVISORS LP | Increased | 5,980,251 | Aug 11, 2026 |
| FIRST TRUST ADVISORS LP | Reduced | 4,895,715 | May 13, 2026 |
| NORGES BANK | New Position | 4,069,424 | Aug 12, 2026 |
| VOYA INVESTMENT MANAGEMENT LLC | Increased | 4,004,750 | Aug 12, 2026 |
| VOYA INVESTMENT MANAGEMENT LLC | Reduced | 3,736,521 | May 12, 2026 |
| POINTSTATE CAPITAL LP | Increased | 3,646,244 | May 15, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Oct 7, 2026