Institutional Holders (2026 Q2)
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 | 1.83% | 1,000,000 | $2.0M |
| 2 | Bleichroeder LP | 0.73% | 2,000,000 | $4.1M |
| 3 | MYDA Advisors LLC | 0.19% | 640,775 | $1.3M |
| 4 | Hennion & Walsh Asset Management, Inc. | 0.11% | 1,847,749 | $3.8M |
| 5 | Virtus Investment Advisers, LLC | 0.09% | 199,510 | $407K |
| 6 | Virtus Family Office LLC | 0.04% | 27,500 | $56K |
| 7 | Abel Hall, LLC | 0.03% | 75,934 | $155K |
| 8 | R Squared Ltd | 0.02% | 17,822 | $36K |
| 9 | Axq Capital, LP | 0.01% | 37,430 | $76K |
| 10 | Renaissance Technologies LLC | 0.00% | 1,099,400 | $2.2M |
| 11 | Morgan Stanley | 0.00% | 9,854,178 | $20.1M |
| 12 | Callan Family Office, LLC | 0.00% | 13,394 | $27K |
| 13 | Letko, Brosseau & Associates Inc | 0.00% | 15,900 | $32K |
| 14 | Police & Firemen's Retirement System of New Jersey | 0.00% | 25,310 | $52K |
| 15 | Ameritas Investment Partners, Inc. | 0.00% | 6,867 | $14K |
| 16 | Intech Investment Management LLC | 0.00% | 16,942 | $35K |
| 17 | Vanguard Fiduciary Trust Co | 0.00% | 632,149 | $1.3M |
| 18 | Tower Research Capital LLC (TRC) | 0.00% | 4,822 | $10K |
| 19 | UBS Group AG | 0.00% | 671,447 | $1.4M |
| 20 | BlackRock, Inc. | 0.00% | 5,197,227 | $10.6M |
| 21 | Amundi | 0.00% | 304,151 | $620K |
| 22 | New York State Common Retirement Fund | 0.00% | 45,600 | $93K |
| 23 | IFP Advisors, Inc | 0.00% | 3,000 | $6K |
| 24 | Rhumbline Advisers | 0.00% | 54,101 | $110K |
| 25 | EP Wealth Advisors, LLC | 0.00% | 10,000 | $20K |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|