Zura Bio Ltd
ZURA- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001855644
No open-market purchases or sales by Zura Bio Ltd insiders were filed in the last 90 days; 95 institutions reported holding it in 13F filings for Q2 2026, worth $428.9M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Zura Bio Ltd as of Dec 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
- Institutional holders
- 75
- +8 vs. Q3 2025
- Shares held
- 44.9M
- +3.55M (+8.6%) vs. Q3 2025
- Total value
- $235.1M
- +$56.2M (+31.4%) vs. Q3 2025
- New holders
- 22
- 25 more added
- Sold out
- 14
- 19 more reduced
2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ZURA 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 | 95 | $428.9M |
| Q1 2026 | 94 | $391.8M |
| Q4 2025 | 75 | $235.1M |
| Q3 2025 | 69 | $179.2M |
| Q2 2025 | 65 | $37.1M |
| Q1 2025 | 74 | $59.0M |
| Q4 2024 | 87 | $107.2M |
| Q3 2024 | 78 | $151.1M |
| Q2 2024 | 57 | $114.9M |
| Q1 2024 | 45 | $37.6M |
| Q4 2023 | 44 | $70.7M |
| Q3 2023 | 41 | $93.3M |
| Q2 2023 | 38 | $105.0M |
| Q1 2023 | 3 | $24.7K |
| Q4 2022 | 35 | $87.4M |
| Q3 2022 | 33 | $84.2M |
| Q2 2022 | 36 | $77.7M |
| Q1 2022 | 34 | $58.1M |
| Q4 2021 | 25 | $48.5M |
| Q3 2021 | 17 | $31.6M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Zura Bio Ltd; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Optiver Holding B.V. | 16 | $84 | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 24 | $126 | 0.00% | −12−33.3% | Reduced |
| NVWM, LLC | 100 | $524 | 0.00% | +100 | New |
| SBI Securities Co., Ltd. | 138 | $723 | 0.00% | −1,368−90.8% | Reduced |
| CWM, LLC | 142 | $1.00K | 0.00% | −696−83.1% | Reduced |
| Group One Trading, L.P. | 200 | $1.05K | 0.00% | +200 | New |
| Nisa Investment Advisors, LLC | 702 | $3.68K | 0.00% | −504−41.8% | Reduced |
| Steward Partners Investment Advisory, LLC | 1,000 | $5.24K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 2,158 | $11.0K | 0.00% | +1,705+376.4% | Added |
| MAI Capital Management | 4,000 | $21.0K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 4,393 | $23.0K | 0.00% | −6,826−60.8% | Reduced |
| Allworth Financial LP | 5,750 | $30.1K | 0.00% | +5,750 | New |
| Tower Research Capital LLC (TRC) | 8,280 | $43.4K | 0.00% | +8,094+4,351.6% | Added |
| Bank of Montreal | 10,000 | $52.4K | 0.00% | +10,000 | New |
| Abel Hall, LLC | 13,190 | $69.1K | 0.02% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 18,758 | $98.3K | 0.00% | +8,066+75.4% | Added |
| Forefront Analytics, LLC | 19,577 | $102.6K | 0.09% | −1,941−9.0% | Reduced |
| American Century Companies Inc | 21,383 | $112.0K | 0.00% | +21,383 | New |
| Lighthouse Investment Partners, LLC | 21,660 | $113.5K | 0.00% | +21,660 | New |
| Dimensional Fund Advisors LP | 23,532 | $123.3K | 0.00% | +23,532 | New |
| Raymond James Financial Inc | 26,509 | $138.9K | 0.00% | −50,100−65.4% | Reduced |
| Simplex Trading, LLC | 31,161 | $163.3K | 0.00% | +31,161 | New |
| Squarepoint Ops LLC | 33,801 | $177.1K | 0.00% | +8,680+34.6% | Added |
| Quadrature Capital Ltd | 36,572 | $191.6K | 0.00% | +36,572 | New |
| Mariner, LLC | 36,616 | $191.9K | 0.00% | −2,148−5.5% | Reduced |
| Citigroup Inc | 39,759 | $208.3K | 0.00% | +39,702+69,652.6% | Added |
| ExodusPoint Capital Management, LP | 46,921 | $245.9K | 0.00% | +46,921 | New |
| Barclays PLC | 48,661 | $255.0K | 0.00% | +48,659+2,432,950.0% | Added |
| Boxer Capital Management, LLC | 50,000 | $262.0K | 0.06% | +50,000 | New |
| Acadian Asset Management LLC | 52,040 | $271.0K | 0.00% | −13,860−21.0% | Reduced |
| Alps Advisors Inc | 53,389 | $279.8K | 0.00% | +53,389 | New |
| Insigneo Advisory Services, LLC | 55,650 | $291.6K | 0.02% | +55,650 | New |
| Qube Research & Technologies Ltd | 59,869 | $313.7K | 0.00% | +27,931+87.5% | Added |
| Dauntless Investment Group, LLC | 61,010 | $319.7K | 1.18% | +61,010 | New |
| Hudson Bay Capital Management LP | 63,084 | $330.6K | 0.00% | +63,084 | New |
| XTX Topco Ltd | 66,453 | $348.2K | 0.01% | +66,453 | New |
| Omers Administration Corp | 67,200 | $352.1K | 0.00% | +67,200 | New |
| RBF Capital, LLC | 68,193 | $357.3K | 0.02% | −11,807−14.8% | Reduced |
| Jump Financial, LLC | 77,700 | $407.1K | 0.01% | +77,700 | New |
| Two Sigma Advisers, LP | 80,400 | $421.3K | 0.00% | −38,700−32.5% | Reduced |
| Northern Trust Corp | 100,836 | $528.4K | 0.00% | +14,399+16.7% | Added |
| Bridgeway Capital Management, LLC | 117,995 | $618.3K | 0.01% | 00.0% | Unchanged |
| Alberta Investment Management Corp | 133,200 | $698.0K | 0.00% | 00.0% | Unchanged |
| Caption Management, LLC | 155,936 | $817.1K | 0.04% | +155,936 | New |
| State Street Corp | 156,363 | $819.3K | 0.00% | +12,000+8.3% | Added |
| Seven Fleet Capital Management LP | 166,500 | $872.5K | 0.59% | +166,500 | New |
| Goldman Sachs Group Inc | 216,810 | $1.14M | 0.00% | +135,087+165.3% | Added |
| Point72 Asset Management, L.P. | 226,833 | $1.19M | 0.00% | −499,495−68.8% | Reduced |
| 683 Capital Management, LLC | 259,165 | $1.36M | 0.11% | +259,165 | New |
| Boothbay Fund Management, LLC | 262,283 | $1.37M | 0.04% | −561,795−68.2% | Reduced |
| Susquehanna International Group, LLP | 284,097 | $1.49M | 0.00% | +36,350+14.7% | Added |
| Renaissance Technologies LLC | 303,100 | $1.59M | 0.00% | +47,700+18.7% | Added |
| Citadel Advisors LLC | 309,157 | $1.62M | 0.00% | +228,629+283.9% | Added |
| BlackRock, Inc. | 369,365 | $1.94M | 0.00% | +3,691+1.0% | Added |
| Geode Capital Management, LLC | 404,479 | $2.12M | 0.00% | −825−0.2% | Reduced |
| Two Sigma Investments, LP | 412,423 | $2.16M | 0.00% | +276,120+202.6% | Added |
| UBS Group AG | 470,540 | $2.47M | 0.00% | +165,211+54.1% | Added |
| FMR LLC | 529,304 | $2.77M | 0.00% | −1,982−0.4% | Reduced |
| ADAR1 Capital Management, LLC | 562,065 | $2.95M | 0.22% | −90,089−13.8% | Reduced |
| Vanguard Group Inc | 568,118 | $2.98M | 0.00% | +50,974+9.9% | Added |
| Jane Street Group, LLC | 657,854 | $3.45M | 0.00% | +445,972+210.5% | Added |
| Ikarian Capital, LLC | 802,322 | $4.20M | 0.54% | −1,330,000−62.4% | Reduced |
| Marshall Wace, LLP | 877,763 | $4.60M | 0.00% | +610,563+228.5% | Added |
| Millennium Management LLC | 1,032,680 | $5.41M | 0.00% | +442,980+75.1% | Added |
| Siren, L.L.C. | 1,300,000 | $6.81M | 0.20% | +1,300,000 | New |
| Morgan Stanley | 1,509,411 | $7.91M | 0.00% | +1,299,985+620.7% | Added |
| Armistice Capital, LLC | 1,560,000 | $8.17M | 0.20% | 00.0% | Unchanged |
| Affinity Asset Advisors, LLC | 1,813,671 | $9.50M | 0.68% | +539,320+42.3% | Added |
| Adage Capital Partners GP, L.L.C. | 2,750,000 | $14.4M | 0.02% | −295,444−9.7% | Reduced |
| Pfizer Inc | 2,970,022 | $15.6M | 6.58% | 00.0% | Unchanged |
| Braidwell LP | 3,180,389 | $16.7M | 0.53% | +707,583+28.6% | Added |
| Great Point Partners LLC | 3,815,930 | $20.0M | 6.48% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 4,472,756 | $23.4M | 0.00% | −151,443−3.3% | Reduced |
| VR Adviser, LLC | 5,345,115 | $28.0M | 1.38% | +713,899+15.4% | Added |
| Suvretta Capital Management, LLC | 5,567,001 | $29.2M | 0.73% | +94,110+1.7% | Added |
| Silverarc Capital Management, LLC | 0 | $0 | 0.00% | −720,452−100.0% | Sold out |
| Ameriprise Financial Inc | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| Atika Capital Management LLC | 0 | $0 | 0.00% | −276,000−100.0% | Sold out |
| Deep Track Capital, LP | 0 | $0 | 0.00% | −259,014−100.0% | Sold out |
| DLD Asset Management, LP | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −44,215−100.0% | Sold out |
| Forefront Wealth Partners, LLC | 0 | $0 | 0.00% | −21,518−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −10,369−100.0% | Sold out |
| Clear Street Group Inc. | 0 | $0 | 0.00% | −1,681−100.0% | Sold out |
| Jones Financial Companies LLLP | 0 | $0 | 0.00% | −1,369−100.0% | Sold out |
| Essential Partners LLC | 0 | $0 | 0.00% | −292−100.0% | Sold out |
| True Wealth Design, LLC | 0 | $0 | 0.00% | −78−100.0% | Sold out |
| EverSource Wealth Advisors, LLC | 0 | $0 | 0.00% | −24−100.0% | Sold out |
| Sunbelt Securities, Inc. | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | – | – | – | – | Not filed |
| Point72 Asia (Singapore) Pte. Ltd. | – | – | – | – | Not filed |