Rubrik, Inc. (RBRK) ownership: Top institutional holder: VANGUARD GROUP INC ($1.12B). Insider activity: Net Seller (0 buys, 20 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| VANGUARD GROUP INC | 14694503.00 | $1.12B | 2025-12-31 |
| BlackRock, Inc. | 8816816.00 | $431.76M | 2026-03-31 |
| FMR LLC | 8261391.00 | $404.56M | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 8029608.00 | $393.21M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 6555111.00 | $321.00M | 2026-03-31 |
| FIRST TRUST ADVISORS LP | 4895715.00 | $239.74M | 2026-03-31 |
| NORGES BANK | 3091593.00 | $188.53M | 2025-03-31 |
| VOYA INVESTMENT MANAGEMENT LLC | 3736521.00 | $182.98M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-16 | |
| Sell | null | 2026-06-16 | |
| Sell | null | 2026-06-03 | |
| Sell | null | 2026-06-03 | |
| Sell | null | 2026-06-03 | |
| Sell | null | 2026-06-03 | |
| Sell | null | 2026-06-03 | |
| Sell | null | 2026-06-03 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.