Enzo Biochem Inc
ENZBDelisted Apr 7, 2025- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0000316253
Enzo Biochem Inc was delisted on Apr 7, 2025; its insiders filed their last Form 4 on Aug 20, 2025; 41 institutions reported holding it in 13F filings for Q1 2025, worth $4.96M in total; no superinvestor held it.
13F holders, Q1 2025
Institutional positions in Enzo Biochem Inc as of Mar 31, 2025. 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
ENZB is no longer listed, so this page shows Q1 2025. 13F filings for later quarters list far fewer holders.
- Institutional holders
- 41
- −3 vs. Q4 2024
- Shares held
- 13.4M
- −183.8K (−1.4%) vs. Q4 2024
- Total value
- $4.96M
- −$4.75M (−48.9%) vs. Q4 2024
- New holders
- 3
- 9 more added
- Sold out
- 6
- 9 more reduced
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ENZB 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 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 7 | $2.00M |
| Q1 2025 | 41 | $4.96M |
| Q4 2024 | 44 | $9.71M |
| Q3 2024 | 43 | $14.2M |
| Q2 2024 | 39 | $13.5M |
| Q1 2024 | 41 | $17.6M |
| Q4 2023 | 46 | $22.7M |
| Q3 2023 | 39 | $23.1M |
| Q2 2023 | 47 | $34.7M |
| Q1 2023 | 52 | $48.1M |
| Q4 2022 | 52 | $26.8M |
| Q3 2022 | 49 | $45.6M |
| Q2 2022 | 54 | $43.8M |
| Q1 2022 | 51 | $62.0M |
| Q4 2021 | 59 | $69.0M |
| Q3 2021 | 65 | $82.9M |
| Q2 2021 | 72 | $76.6M |
| Q1 2021 | 82 | $94.6M |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Enzo Biochem Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Royal Bank of Canada | 1,000 | $0 | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 2 | $0 | 0.00% | −272−99.3% | Reduced |
| Sound Income Strategies, LLC | 10 | $4 | 0.00% | 00.0% | Unchanged |
| FMR LLC | 429 | $159 | 0.00% | −126−22.7% | Reduced |
| The PNC Financial Services Group, Inc. | 700 | $259 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 793 | $294 | 0.00% | 00.0% | Unchanged |
| Fort Vancouver Investment Management, LLC | 1,599 | $592 | 0.00% | +1,599 | New |
| JPMorgan Chase & Co | 1,915 | $708 | 0.00% | −8−0.4% | Reduced |
| Medallion Wealth Advisors, LLC | 2,800 | $1.04K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 3,962 | $1.47K | 0.00% | +1,747+78.9% | Added |
| Tower Research Capital LLC (TRC) | 10,026 | $3.11K | 0.00% | −2,887−22.4% | Reduced |
| Virtu Financial LLC | 11,920 | $4.00K | 0.00% | −36,421−75.3% | Reduced |
| Shulman DeMeo Asset Management LLC | 15,487 | $5.73K | 0.00% | 00.0% | Unchanged |
| Raymond James Financial Inc | 17,016 | $6.30K | 0.00% | 00.0% | Unchanged |
| Baader Bank INC | 22,678 | $6.63K | 0.00% | +22,678 | New |
| Paradigm Financial Partners, LLC | 19,500 | $7.21K | 0.00% | 00.0% | Unchanged |
| Two Sigma Securities, LLC | 19,746 | $7.31K | 0.00% | +19,746 | New |
| XTX Topco Ltd | 21,193 | $7.84K | 0.00% | +5,285+33.2% | Added |
| Kempner Capital Management Inc. | 25,475 | $9.00K | 0.01% | 00.0% | Unchanged |
| UBS Group AG | 45,713 | $16.9K | 0.00% | +45,435+16,343.5% | Added |
| Price T Rowe Associates Inc | 44,800 | $17.0K | 0.00% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 50,453 | $18.0K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 60,041 | $22.2K | 0.00% | +26,206+77.5% | Added |
| Northern Trust Corp | 67,204 | $24.9K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 67,342 | $24.9K | 0.00% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 77,200 | $28.6K | 0.00% | −100,000−56.4% | Reduced |
| Nierenberg Investment Management Company, Inc. | 88,555 | $32.8K | 0.02% | 00.0% | Unchanged |
| BBR Partners, LLC | 100,000 | $37.0K | 0.00% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 127,440 | $47.2K | 0.00% | +61,219+92.4% | Added |
| Dimensional Fund Advisors LP | 138,126 | $51.5K | 0.00% | −157,551−53.3% | Reduced |
| Lepercq De Neuflize Asset Management LLC | 156,303 | $57.8K | 0.06% | +33,303+27.1% | Added |
| State Street Corp | 168,881 | $62.5K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 210,877 | $78.0K | 0.00% | +164,921+358.9% | Added |
| RBF Capital, LLC | 250,359 | $92.6K | 0.01% | 00.0% | Unchanged |
| Wittenberg Investment Management, Inc. | 274,095 | $101.4K | 0.05% | +86,558+46.2% | Added |
| Geode Capital Management, LLC | 431,042 | $159.5K | 0.00% | +63,949+17.4% | Added |
| Mink Brook Asset Management LLC | 807,899 | $298.9K | 0.31% | 00.0% | Unchanged |
| BlackRock, Inc. | 957,775 | $354.4K | 0.00% | −2,064−0.2% | Reduced |
| Vanguard Group Inc | 1,859,002 | $687.8K | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 2,082,229 | $770.4K | 0.00% | −285,314−12.1% | Reduced |
| Harbert Fund Advisors, Inc. | 5,175,913 | $1.92M | 2.22% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −52,281−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −32,386−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −16,537−100.0% | Sold out |
| Manufacturers Life Insurance Company, The | 0 | $0 | 0.00% | −14,955−100.0% | Sold out |
| TLS Advisors LLC | 0 | $0 | 0.00% | −13,616−100.0% | Sold out |
| BFSG, LLC | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |