RBRK Institutional Ownership
Top institutional (13F) holders of RBRK and activist (13D/G) positions, sourced from SEC EDGAR.
Institutional owners
42
Institutional value
$6.36B
Top holder
BlackRock, Inc.
Activist holders
1
Top holders
| Holder | Stake | Filed | Value |
|---|---|---|---|
| BlackRock, Inc.holding company | 4.8% | Aug 7, 2026 | $802.01M |
| AQR CAPITAL MANAGEMENT LLCinvestment advisor | 4.8% | Aug 14, 2026 | $780.12M |
| FMR LLCinvestment advisor | 4.5% | Aug 13, 2026 | $738.75M |
| Vanguard Portfolio Managementinvestment advisor | 4.0% | Aug 13, 2026 | $666.43M |
| Vanguard Capital Managementinvestment advisor | 3.3% | Aug 13, 2026 | $552.75M |
| Norges Bankother | 2.0% | Aug 12, 2026 | $326.69M |
| JANE STREET GROUP, LLCholding company | 1.5% | Aug 14, 2026 | $242.13M |
| GEODE CAPITAL MANAGEMENT, LLCinvestment advisor | 1.4% | Aug 12, 2026 | $230.89M |
| STATE STREET CORPORATIONinvestment advisor | 1.4% | Sep 22, 2026 | $229.71M |
| JPMORGAN CHASE & COinvestment advisor | 1.1% | Aug 12, 2026 | $172.99M |
| SUSQUEHANNA INTERNATIONAL GROUP, LLPinvestment advisor | 1.0% | Aug 14, 2026 | $165.97M |
| MORGAN STANLEYinvestment advisor | 0.7% | Aug 13, 2026 | $123.84M |
| BANK OF AMERICA CORP /DE/investment advisor | 0.6% | Aug 14, 2026 | $106.32M |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INCinvestment advisor | 0.6% | Aug 14, 2026 | $105.77M |
| UBS Group AGinvestment advisor | 0.6% | Aug 13, 2026 | $100.74M |
| T. Rowe Price Associates, Inc.investment advisor | 0.6% | Aug 14, 2026 | $93.78M |
| GOLDMAN SACHS GROUP INCinvestment advisor | 0.6% | Aug 14, 2026 | $91.07M |
| CITADEL ADVISORS LLCinvestment advisor | 0.5% | Sep 1, 2026 | $87.14M |
| NORTHERN TRUST CORPinvestment advisor | 0.4% | Aug 13, 2026 | $69.71M |
| Capital International Investorsinvestment advisor | 0.4% | Aug 12, 2026 | $61.21M |
| WELLINGTON MANAGEMENT GROUP LLPinvestment advisor | 0.4% | Aug 14, 2026 | $58.74M |
| WELLS FARGO & COMPANY/MNinvestment advisor | 0.3% | Aug 14, 2026 | $51.16M |
| Bank of New York Mellon Corpholding company | 0.3% | Aug 6, 2026 | $49.45M |
| AllianceBernstein L.P.investment advisor | 0.5% | Aug 14, 2026 | $48.27M |
| TWO SIGMA INVESTMENTS, LPinvestment advisor | 0.3% | Aug 14, 2026 | $46.47M |
Institutional ownership for companies related to RBRK
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Source: SEC EDGAR Schedule 13D / 13G and 13F filings.