🕵️ ZURA BIO Ltd ($ZURA)
SEC insider & ownership activity, last 12 months · CIK 1855644 · every row links its SEC filing
Over the last 12 months insiders bought $12.5M with no open-market selling against it. AI Biotechnology LLC bought $12.5M in discretionary trades (Feb). Access Industries Holdings LLC trimmed 19.9% → 18.2%; Access Industries Management, LLC trimmed 19.9% → 18.2%. No red-flag 8-Ks in the window.
Insider flow
1 buyer, $12.5M (1 lots) · 0 sellers, $0 (0 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| AI Biotechnology LLC | 1 | $12.5M | 0 | – | Feb 26, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Access Industries Holdings LLC | 18.2% | 13D | Feb 26, 2026 | filing ↗ | |
| Access Industries Management, LLC | 18.2% | 13D | Feb 26, 2026 | filing ↗ | |
| Len Blavatnik | 18.2% | 13D | Feb 26, 2026 | filing ↗ | |
| AI Biotechnology LLC | 18.2% | 13D | Feb 26, 2026 | filing ↗ | |
| Athanor Capital | 15.7% | 13D | Jan 23, 2026 | filing ↗ | |
| UGS Capital LLC | 15.7% | 13D | Jan 23, 2026 | filing ↗ | |
| Venrock Healthcare Capital Partners III, L.P. | 9.9% | 13G | May 15, 2026 | filing ↗ | |
| VHCP Co-Investment Holdings III, LLC | 9.9% | 13G | May 15, 2026 | filing ↗ | |
| Venrock Healthcare Capital Partners EG, L.P. | 9.9% | 13G | May 15, 2026 | filing ↗ | |
| VHCP Management III, LLC | 9.9% | 13G | May 15, 2026 | filing ↗ | |
| VHCP Management EG, LLC | 9.9% | 13G | May 15, 2026 | filing ↗ | |
| Nimish Shah | 9.9% | 13G | May 15, 2026 | filing ↗ | |
| Bong Y. Koh | 9.9% | 13G | May 15, 2026 | filing ↗ | |
| Bong Y Koh | 9.9% | 13G | May 15, 2025 | filing ↗ | |
| Suvretta Capital Management, LLC | 9.9% | 13G | May 12, 2026 | filing ↗ | |
| Aaron Cowen | 9.9% | 13G | May 12, 2026 | filing ↗ | |
| Averill Master Fund, Ltd. | 8.8% | 13G | May 12, 2026 | filing ↗ | |
| Suvretta Capital Management, LLC | 8.6% | 13G | Feb 13, 2026 | filing ↗ | |
| Aaron Cowen | 8.6% | 13G | Feb 13, 2026 | filing ↗ | |
| Averill Master Fund, Ltd | 7.7% | 13G | Feb 13, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Reg FD disclosure (7.01) | Jul 1, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 1, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jun 17, 2026 | filing ↗ |
| Shareholder vote (5.07) | Jun 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 17, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 20, 2026 | filing ↗ |
| Earnings (2.02) | May 7, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 7, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 7, 2026 | filing ↗ |
| Officer/director changes (5.02) | Apr 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 20, 2026 | filing ↗ |
| Earnings (2.02) | Mar 19, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 19, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 10, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 10, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 24, 2026 | filing ↗ |
| Material agreement (1.01) | Feb 24, 2026 | filing ↗ |
| Earnings (2.02) | Feb 24, 2026 | filing ↗ |
| Other events (8.01) | Feb 24, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 24, 2026 | filing ↗ |
| Officer/director changes (5.02) | Feb 21, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 21, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 21, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 11, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jan 20, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jan 20, 2026 | filing ↗ |