Prophase Labs Inc.
13F holders, Q3 2024 (September 30)27holders −2
4new positions
6sold out
1famous investor
$2.42avg. 13F price*
At the end of Q3 2024, 27 institutions reported holding Prophase Labs Inc. in their 13F filings, down 2 from Q2 2024. 4 opened new positions and 6 sold out. The largest holders were Vanguard Group Inc. ($1.6M), Renaissance Technologies ($521K) and HighTower Advisors, LLC ($434K). 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 Q2 2024 → Q3 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 4 | $90K |
| Exits | 6 | $311K |
All 13F filers, Q2 2024 → Q3 2024: 90,845 shares bought and 85,742 shares sold, net +5,103 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 27 holders
| Vanguard Group Inc. | 0.00% | No change | 655,947 | $1.6M |
| Renaissance Technologies | 0.00% | Reduce -2.5% | 215,110 | $521K |
| HighTower Advisors, LLC | 0.00% | Add +18.3% | 179,045 | $434K |
| Geode Capital Management, LLC | 0.00% | Add +9.2% | 160,735 | $389K |
| Perritt Capital Management Inc | 0.10% | Reduce -3.0% | 82,932 | $201K |
| BlackRock, Inc. | 0.00% | — | 69,381 | $168K |
| Susquehanna International Group, LLP | 0.00% | Add +3.9% | 64,906 | $157K |
| Chapin Davis, Inc. | 0.04% | Add +25.0% | 50,000 | $121K |
| State Street Corp. | 0.00% | No change | 44,663 | $108K |
| Northern Trust Corp. | 0.00% | Reduce -0.7% | 41,504 | $100K |
| Bank of New York Mellon Corp | 0.00% | Add +0.0% | 37,053 | $90K |
| Bank of America Corp. | 0.00% | No change | 36,719 | $89K |
| Bridgeway Capital Management, LLC | 0.00% | Add +0.6% | 23,095 | $56K |
| T. Rowe Price Associates Inc. | 0.00% | No change | 17,300 | $42K |
| Commonwealth Equity Services, LLC | 0.00% | No change | 13,362 | $32K |
| Sykon Capital LLC | 0.01% | New | 12,700 | $31K |
| Two Sigma Securities, LLC | 0.00% | New | 12,009 | $29K |
| Barclays PLC | 0.00% | No change | 11,767 | $28K |
| UBS Group AG | 0.00% | New | 10,508 | $25K |
| Morgan Stanley | 0.00% | No change | 4,382 | $11K |
| Osaic Holdings, Inc. | 0.00% | No change | 2,000 | $5K |
| JPMorgan Chase & Co. | 0.00% | New | 1,802 | $4K |
| Wells Fargo & Company | 0.00% | No change | 1,530 | $4K |
| CoreCap Advisors, LLC | 0.00% | No change | 100 | $242 |
| Farther Finance Advisors, LLC | 0.00% | No change | 97 | $235 |
| Simplex Trading, LLC | 0.00% | Reduce -96.5% | 114 | $0 |
| Jamison Private Wealth Management, Inc. | 0.00% | No change | 3,000 | $0 |
"% 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.