Io BiotechIOBTQ
13F holders, Q2 2024 (June 30)At the end of Q2 2024, 20 institutions reported holding Io Biotech Inc. (IOBTQ) in their 13F filings, up 2 from Q1 2024. 3 opened new positions and 1 sold out. The largest holders were Vivo Capital, LLC ($7.2M), Novo Holdings A/S ($5.2M) and Samsara Biocapital, LLC ($4.3M). 2 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Io Biotech Inc.
- CUSIP
- 449778109
- Latest filing quarter
- Q1 2026
History
Number of 13F holders
Total Exit/New Position Q1 2024 → Q2 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 3 | $234K |
| Exits | 1 | $270K |
All 13F filers, Q1 2024 → Q2 2024: 252,676 shares bought and 1,411,537 shares sold, net −1,158,861 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 20 holders
| Vivo Capital, LLC | 0.67% | No change | 6,173,439 | $7.2M |
| Novo Holdings A/S | 0.28% | Reduce -12.9% | 4,429,449 | $5.2M |
| Samsara Biocapital, LLC | 0.89% | No change | 3,640,015 | $4.3M |
| PFM Health Sciences, LP | 0.15% | No change | 2,341,107 | $2.7M |
| Marshall Wace, LLP | 0.00% | No change | 2,105,262 | $2.5M |
| Morgan Stanley | 0.00% | Reduce -10.2% | 1,972,343 | $2.3M |
| Bank of America Corp. | 0.00% | Reduce -10.4% | 1,651,515 | $1.9M |
| Armistice Capital, LLC | 0.05% | Reduce -10.4% | 1,545,000 | $1.8M |
| Pivotal bioVenture Partners Investment Advisor LLC | 0.78% | No change | 864,197 | $1.0M |
| Logos Global Management LP | 0.07% | No change | 493,827 | $578K |
| FMR LLC | 0.00% | No change | 314,600 | $368K |
| Soleus Capital Management, L.P. | 0.02% | New | 192,670 | $225K |
| Renaissance Technologies | 0.00% | Add +8.1% | 180,800 | $212K |
| Bridgeway Capital Management, LLC | 0.00% | No change | 124,623 | $146K |
| Citadel Advisors | 0.00% | Add +48.2% | 86,894 | $102K |
| Marex Group Ltd | 0.00% | No change | 45,000 | $53K |
| Geode Capital Management, LLC | 0.00% | No change | 33,307 | $39K |
| XTX Topco Ltd | 0.00% | Add +67.4% | 26,555 | $31K |
| Redwood Wealth Management Group, LLC | 0.00% | New | 4,166 | $5K |
| UBS Group AG | 0.00% | New | 3,280 | $4K |
"% of holder's portfolio" is IOBTQ's weight in each manager's 13F, not the share of Io Biotech Inc. the manager owns.