Institutional Holders (2026 Q1)
68 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in PROK. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Brown University | 1.76% | 1,000,000 | $1.8M |
| 2 | Artia Global Partners LP | 0.65% | 1,806,939 | $3.2M |
| 3 | Bleichroeder LP | 0.62% | 2,000,000 | $3.6M |
| 4 | Suvretta Capital Management, LLC | 0.56% | 12,341,266 | $22.1M |
| 5 | MYDA Advisors LLC | 0.13% | 428,775 | $768K |
| 6 | Hennion & Walsh Asset Management, Inc. | 0.10% | 1,611,693 | $2.9M |
| 7 | Virtus Investment Advisers, LLC | 0.06% | 123,388 | $221K |
| 8 | CTC Alternative Strategies, Ltd. | 0.05% | 13,453 | $24K |
| 9 | EntryPoint Capital, LLC | 0.04% | 82,862 | $148K |
| 10 | Virtus Family Office LLC | 0.04% | 27,500 | $49K |
| 11 | Diametric Capital, LP | 0.02% | 47,827 | $86K |
| 12 | Catalyst Funds Management Pty Ltd | 0.01% | 47,800 | $86K |
| 13 | R Squared Ltd | 0.01% | 13,696 | $25K |
| 14 | Voleon Capital Management LP | 0.00% | 102,698 | $184K |
| 15 | ExodusPoint Capital Management, LP | 0.00% | 254,353 | $455K |
| 16 | Caitong International Asset Management Co., Ltd | 0.00% | 10,992 | $20K |
| 17 | Renaissance Technologies LLC | 0.00% | 1,250,794 | $2.2M |
| 18 | Woodline Partners LP | 0.00% | 500,000 | $895K |
| 19 | Susquehanna Portfolio Strategies, LLC | 0.00% | 97,378 | $174K |
| 20 | Marshall Wace, LLP | 0.00% | 1,011,744 | $1.8M |
| 21 | Millennium Management LLC | 0.00% | 2,271,577 | $4.1M |
| 22 | Prelude Capital Management, LLC | 0.00% | 12,107 | $22K |
| 23 | Brevan Howard Capital Management LP | 0.00% | 64,153 | $115K |
| 24 | Morgan Stanley | 0.00% | 8,955,967 | $16.0M |
| 25 | Tower Research Capital LLC (TRC) | 0.00% | 20,439 | $37K |
| Investor | Ownership History |
% of Portfolio | Prev % | Rank | Conviction | Avg Buy Price | 13F Score™ 3Y / 7Y | Sell Timing | Shares | Mkt Value | Change | Change % | Source | Quarter | Filed |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|