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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 2024

Institutional positions in Enzo Biochem Inc as of Mar 31, 2024. 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
41
−4 vs. Q4 2023
Shares held
13.8M
−1.05M (−7.1%) vs. Q4 2023
Total value
$17.6M
−$3.12M (−15.1%) vs. Q4 2023
New holders
6
3 more added
Sold out
10
11 more reduced

1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: 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.

Institutional holdersQ1 2024: 41 institutions
Q1 2021: 82 institutionsQ2 2021: 72 institutionsQ3 2021: 65 institutionsQ4 2021: 59 institutionsQ1 2022: 51 institutionsQ2 2022: 54 institutionsQ3 2022: 49 institutionsQ4 2022: 52 institutionsQ1 2023: 52 institutionsQ2 2023: 47 institutionsQ3 2023: 39 institutionsQ4 2023: 46 institutionsQ1 2024: 41 institutionsQ2 2024: 39 institutionsQ3 2024: 43 institutionsQ4 2024: 44 institutionsQ1 2025: 41 institutionsQ2 2025: 7 institutionsQ3 2025: 0 institutionsQ4 2025: 0 institutionsQ1 2026: 0 institutionsQ2 2026: 0 institutions
Value heldQ1 2024: $17.6M
Q1 2021: $94.6MQ2 2021: $76.6MQ3 2021: $82.9MQ4 2021: $69.0MQ1 2022: $62.0MQ2 2022: $43.8MQ3 2022: $45.6MQ4 2022: $26.8MQ1 2023: $48.1MQ2 2023: $34.7MQ3 2023: $23.1MQ4 2023: $22.7MQ1 2024: $17.6MQ2 2024: $13.5MQ3 2024: $14.2MQ4 2024: $9.71MQ1 2025: $4.96MQ2 2025: $2.00MQ3 2025: $0Q4 2025: $0Q1 2026: $0Q2 2026: $0
Institutions holding ENZB and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20260$0
Q4 20250$0
Q3 20250$0
Q2 20257$2.00M
Q1 202541$4.96M
Q4 202444$9.71M
Q3 202443$14.2M
Q2 202439$13.5M
Q1 202441$17.6M
Q4 202346$22.7M
Q3 202339$23.1M
Q2 202347$34.7M
Q1 202352$48.1M
Q4 202252$26.8M
Q3 202249$45.6M
Q2 202254$43.8M
Q1 202251$62.0M
Q4 202159$69.0M
Q3 202165$82.9M
Q2 202172$76.6M
Q1 202182$94.6M

Institutions, Q1 2024

Shares, value and share of portfolio for each institution holding Enzo Biochem Inc; share changes are against Q4 2023.

Institutions holding ENZB in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Harbert Fund Advisors, Inc.5,175,913$6.57M4.52%00.0%Unchanged
Renaissance Technologies LLC2,435,129$3.09M0.00%−44,066−1.8%Reduced
Vanguard Group Inc1,876,622$2.38M0.00%00.0%Unchanged
Tang Capital Management LLC1,260,013$1.60M0.17%−439,987−25.9%Reduced
BlackRock Inc.953,991$1.21M0.00%+3240.0%Added
Dimensional Fund Advisors LP655,795$832.9K0.00%−73,887−10.1%Reduced
Geode Capital Management, LLC337,856$429.2K0.00%00.0%Unchanged
RBF Capital, LLC250,359$318.0K0.02%00.0%Unchanged
Bridgeway Capital Management, LLC227,100$288.4K0.01%00.0%Unchanged
State Street Corp154,139$195.8K0.00%−12,900−7.7%Reduced
Morgan Stanley71,755$91.1K0.00%−4,000−5.3%Reduced
Wittenberg Investment Management, Inc.68,003$86.4K0.03%00.0%Unchanged
Northern Trust Corp67,258$85.4K0.00%−46,068−40.7%Reduced
Price T Rowe Associates Inc44,800$57.0K0.00%00.0%Unchanged
Kempner Capital Management Inc.25,475$32.0K0.02%00.0%Unchanged
Susquehanna International Group, LLP24,270$30.8K0.00%+24,270New
Snowden Capital Advisors LLC20,445$26.0K0.00%00.0%Unchanged
Assenagon Asset Management S.A.19,773$25.1K0.00%−52,643−72.7%Reduced
Paradigm Financial Partners, LLC19,500$24.8K0.01%00.0%Unchanged
PFG Investments, LLC18,662$23.7K0.00%+18,662New
Raymond James Trust N.A.17,016$21.6K0.00%00.0%Unchanged
Shulman DeMeo Asset Management LLC15,487$19.7K0.01%00.0%Unchanged
XTX Topco Ltd14,527$18.4K0.00%+14,527New
Sage Mountain Advisors LLC14,195$18.0K0.00%00.0%Unchanged
Charles Schwab Investment Management Inc13,471$17.1K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)12,113$15.4K0.00%+3,828+46.2%Added
Nierenberg Investment Management Company, Inc.11,555$14.7K0.01%00.0%Unchanged
Covestor Ltd3,967$5.00K0.00%00.0%Unchanged
BFSG, LLC2,813$3.57K0.00%+2,813New
Bank of America Corp2,388$3.03K0.00%−724−23.3%Reduced
FMR LLC1,985$2.52K0.00%+1,555+361.6%Added
JPMorgan Chase & Co1,833$2.33K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.1,123$1.43K0.00%00.0%Unchanged
Wells Fargo & Company882$1.12K0.00%−420−32.3%Reduced
Royal Bank of Canada1,081$1.00K0.00%−232−17.7%Reduced
Simplex Trading, LLC881$1.00K0.00%+881New
UBS Group AG278$3530.00%−1,596−85.2%Reduced
Clear Point Advisors Inc.120$1520.00%00.0%Unchanged
GWM Advisors LLC10$130.00%00.0%Unchanged
Sound Income Strategies, LLC10$130.00%+10New
Benjamin Edwards Inc300$00.00%00.0%Unchanged
Anson Funds Management LP0$00.00%−231,094−100.0%Sold out
FNY Investment Advisers, LLC0$00.00%−75,911−100.0%Sold out
Lazard Asset Management LLC0$00.00%−50,453−100.0%Sold out
Bank of New York Mellon Corp0$00.00%−26,217−100.0%Sold out
Millennium Management LLC0$00.00%−25,309−100.0%Sold out
AE Wealth Management LLC0$00.00%−20,000−100.0%Sold out
Jane Street Group, LLC0$00.00%−11,560−100.0%Sold out
Advisory Services Network, LLC0$00.00%−500−100.0%Sold out
Focused Wealth Management, Inc0$00.00%−110−100.0%Sold out
Northwestern Mutual Wealth Management Co0$00.00%−1−100.0%Sold out
Potomac Capital Management, Inc.––––Not filed