ProPhase Labs, Inc.
PRPH- Exchange
- OTC
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0000868278
No open-market purchases or sales by ProPhase Labs, Inc. insiders were filed in the last 90 days; 2 institutions reported holding it in 13F filings for Q2 2026, worth $2 in total; no superinvestor holds it.
13F holders, Q1 2023
Institutional positions in ProPhase Labs, Inc. as of Mar 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 39
- −11 vs. Q4 2022
- Shares held
- 2.44M
- −332.9K (−12.0%) vs. Q4 2022
- Total value
- $18.6M
- −$8.14M (−30.4%) vs. Q4 2022
- New holders
- 2
- 13 more added
- Sold out
- 13
- 15 more reduced
1 institution that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PRPH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 2 | $2 |
| Q1 2026 | 2 | $2 |
| Q4 2025 | 17 | $92.9K |
| Q3 2025 | 29 | $1.36M |
| Q2 2025 | 33 | $1.05M |
| Q1 2025 | 37 | $2.02M |
| Q4 2024 | 30 | $1.91M |
| Q3 2024 | 27 | $4.23M |
| Q2 2024 | 29 | $7.27M |
| Q1 2024 | 32 | $11.0M |
| Q4 2023 | 27 | $7.63M |
| Q3 2023 | 35 | $8.56M |
| Q2 2023 | 45 | $15.8M |
| Q1 2023 | 39 | $18.6M |
| Q4 2022 | 51 | $26.7M |
| Q3 2022 | 43 | $30.3M |
| Q2 2022 | 39 | $24.9M |
| Q1 2022 | 22 | $10.8M |
| Q4 2021 | 25 | $10.8M |
| Q3 2021 | 21 | $8.56M |
| Q2 2021 | 23 | $9.95M |
| Q1 2021 | 29 | $9.58M |
Institutions, Q1 2023
Shares, value and share of portfolio for each institution holding ProPhase Labs, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 616,656 | $4.70M | 0.00% | +28,287+4.8% | Added |
| Renaissance Technologies LLC | 355,510 | $2.71M | 0.00% | −33,900−8.7% | Reduced |
| Avidian Wealth Solutions, LLC | 156,024 | $1.19M | 0.07% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 123,030 | $937.5K | 0.00% | 00.0% | Unchanged |
| BlackRock Inc. | 107,292 | $817.6K | 0.00% | −25,232−19.0% | Reduced |
| Perritt Capital Management Inc | 97,300 | $741.4K | 0.41% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 97,184 | $739.0K | 0.00% | −37,004−27.6% | Reduced |
| Ameriprise Financial Inc | 88,453 | $674.0K | 0.00% | 00.0% | Unchanged |
| American Century Companies Inc | 80,166 | $598.0K | 0.00% | +13,168+19.7% | Added |
| Bank of New York Mellon Corp | 62,935 | $479.6K | 0.00% | −2,712−4.1% | Reduced |
| Navellier & Associates Inc | 58,566 | $446.3K | 0.09% | −13,820−19.1% | Reduced |
| Globeflex Capital L P | 56,175 | $428.1K | 0.05% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 54,393 | $414.5K | 0.01% | +2,505+4.8% | Added |
| O'Shaughnessy Asset Management, LLC | 53,992 | $411.4K | 0.01% | −897−1.6% | Reduced |
| Marshall Wace, LLP | 52,083 | $396.9K | 0.00% | −37,045−41.6% | Reduced |
| State Street Corp | 40,163 | $306.0K | 0.00% | +3,000+8.1% | Added |
| Susquehanna International Group, LLP | 38,266 | $291.6K | 0.00% | −8,023−17.3% | Reduced |
| Bank of America Corp | 37,193 | $283.4K | 0.00% | +7,920+27.1% | Added |
| First Trust Advisors LP | 35,105 | $267.5K | 0.00% | +2,678+8.3% | Added |
| Chapin Davis, Inc. | 30,000 | $228.6K | 0.12% | +30,000 | New |
| Ritholtz Wealth Management | 25,611 | $195.2K | 0.01% | −433−1.7% | Reduced |
| Citadel Advisors LLC | 24,850 | $189.4K | 0.00% | +13,956+128.1% | Added |
| Dimensional Fund Advisors LP | 24,841 | $189.3K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 23,685 | $180.5K | 0.00% | +1,576+7.1% | Added |
| Koss-Olinger Consulting, LLC | 20,966 | $160.0K | 0.02% | +1,134+5.7% | Added |
| Commonwealth Equity Services, LLC | 18,327 | $139.0K | 0.00% | 00.0% | Unchanged |
| Victory Capital Management Inc | 14,214 | $108.3K | 0.00% | +14,214 | New |
| Precision Wealth Strategies, LLC | 13,668 | $104.2K | 0.16% | +3,605+35.8% | Added |
| Jane Street Group, LLC | 12,515 | $95.4K | 0.00% | +250+2.0% | Added |
| Advisor Group Holdings, Inc. | 7,100 | $54.1K | 0.00% | +697+10.9% | Added |
| Morgan Stanley | 5,304 | $40.4K | 0.00% | −9,379−63.9% | Reduced |
| UBS Group AG | 4,748 | $36.2K | 0.00% | −11,793−71.3% | Reduced |
| Covestor Ltd | 3,101 | $24.0K | 0.02% | −128−4.0% | Reduced |
| Wells Fargo & Company | 1,621 | $12.4K | 0.00% | +1+0.1% | Added |
| Advisory Services Network, LLC | 790 | $6.02K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 480 | $4.00K | 0.00% | −8,700−94.8% | Reduced |
| Proequities, Inc. | 292 | $2.23K | 0.00% | −491−62.7% | Reduced |
| GWM Advisors LLC | 225 | $1.71K | 0.00% | −1,412−86.3% | Reduced |
| Farther Finance Advisors, LLC | 97 | $739 | 0.00% | 00.0% | Unchanged |
| Bank of Montreal | 0 | $0 | 0.00% | −67,900−100.0% | Sold out |
| Cambridge Investment Research Advisors, Inc. | 0 | $0 | 0.00% | −30,744−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −26,893−100.0% | Sold out |
| ProVise Management Group, LLC | 0 | $0 | 0.00% | −22,077−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −21,238−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −20,265−100.0% | Sold out |
| Keebeck Wealth Management, LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Stratos Wealth Partners, LTD. | 0 | $0 | 0.00% | −18,155−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −15,354−100.0% | Sold out |
| Goldman Sachs Group Inc | 0 | $0 | 0.00% | −13,430−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −5,925−100.0% | Sold out |
| Dorsey Wright & Associates | 0 | $0 | 0.00% | −2,074−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −848−100.0% | Sold out |
| CoreCap Advisors, LLC | – | – | – | – | Not filed |