Prophase Labs Inc.
13F holders, Q1 2025 (March 31)37holders +7
12new positions
5sold out
1famous investor
$0.40avg. 13F price*
At the end of Q1 2025, 37 institutions reported holding Prophase Labs Inc. in their 13F filings, up 7 from Q4 2024. 12 opened new positions and 5 sold out. The largest holders were Wexford Capital LP ($617K), Vanguard Group Inc. ($165K) and FourWorld Capital Management LLC ($152K). One famous investor held it Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).
- Company
- Prophase Labs Inc.
- CUSIP
- 74345W108
- Latest filing quarter
- Q3 2025
History
Number of 13F holders
Total Exit/New Position Q4 2024 → Q1 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 12 | $1.2M |
| Exits | 5 | $138K |
All 13F filers, Q4 2024 → Q1 2025: 3,076,721 shares bought and 500,910 shares sold, net +2,575,811 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 37 holders
| Wexford Capital LP | 0.16% | New | 1,525,611 | $617K |
| Vanguard Group Inc. | 0.00% | Reduce -37.7% | 408,267 | $165K |
| FourWorld Capital Management LLC | 0.10% | New | 376,577 | $152K |
| Quinn Opportunity Partners LLC | 0.01% | New | 318,127 | $129K |
| Renaissance Technologies | 0.00% | Add +4.7% | 299,810 | $121K |
| Citizens Financial Group Inc. | 0.00% | New | 270,400 | $109K |
| Josh Arnold Investment Consultant, LLC | 0.08% | New | 250,000 | $100K |
| HighTower Advisors, LLC | 0.00% | Reduce -3.1% | 229,454 | $93K |
| Geode Capital Management, LLC | 0.00% | Add +11.9% | 227,694 | $92K |
| Sheets Smith Wealth Management | 0.01% | No change | 208,300 | $84K |
| Perritt Capital Management Inc | 0.03% | Reduce -21.1% | 150,000 | $61K |
| Cerity Partners LLC | 0.00% | New | 94,113 | $38K |
| Chapin Davis, Inc. | 0.01% | Add +60.0% | 80,000 | $32K |
| Susquehanna International Group, LLP | 0.00% | Add +57.6% | 74,012 | $30K |
| BlackRock, Inc. | 0.00% | Reduce -1.1% | 68,859 | $28K |
| Jane Street Group, LLC | 0.00% | New | 48,388 | $20K |
| SVB Wealth LLC | 0.00% | No change | 47,665 | $19K |
| State Street Corp. | 0.00% | No change | 44,663 | $18K |
| Bank of New York Mellon Corp | 0.00% | Reduce 0.0% | 37,052 | $15K |
| United Capital Management of KS, Inc. | 0.00% | No change | 34,700 | $14K |
| Two Sigma Securities, LLC | 0.00% | Add +109.1% | 34,385 | $14K |
| Vanguard Personalized Indexing Management, LLC | 0.00% | New | 32,418 | $13K |
| Bank of America Corp. | 0.00% | Reduce -26.3% | 27,055 | $11K |
| Northern Trust Corp. | 0.00% | Reduce -36.8% | 23,214 | $9K |
| T. Rowe Price Associates Inc. | 0.00% | No change | 17,300 | $7K |
| Barclays PLC | 0.00% | New | 12,572 | $5K |
| Nordwand Advisors, LLC | 0.00% | New | 10,000 | $4K |
| Ritholtz Wealth Management | 0.00% | New | 10,000 | $4K |
| Morgan Stanley | 0.00% | No change | 9,166 | $4K |
| UBS Group AG | 0.00% | Add +181.7% | 9,095 | $4K |
| Simplex Trading, LLC | 0.00% | Add +299.8% | 6,341 | $2K |
| CoreCap Advisors, LLC | 0.00% | Add +3400.0% | 3,500 | $1K |
| Osaic Holdings, Inc. | 0.00% | New | 2,000 | $809 |
| JPMorgan Chase & Co. | 0.00% | Reduce -0.2% | 1,797 | $727 |
| Wells Fargo & Company | 0.00% | No change | 1,530 | $619 |
| SBI Securities Co., Ltd. | 0.00% | No change | 404 | $163 |
| Farther Finance Advisors, LLC | 0.00% | No change | 97 | $39 |
"% of holder's portfolio" is PROPHASE LABS INC's weight in each manager's 13F, not the share of Prophase Labs Inc. the manager owns.