Institutional Holders (2026 Q2)
144 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in BIOA. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Pivotal bioVenture Partners Investment Advisor LLC | 5.20% | 653,374 | $16.0M |
| 2 | Octagon Capital Advisors LP | 3.85% | 1,748,000 | $42.8M |
| 3 | Cosmic Management, LLC | 3.22% | 501,833 | $12.3M |
| 4 | Sands Capital Alternatives, LLC | 3.14% | 786,353 | $19.3M |
| 5 | Cormorant Asset Management, LP | 3.00% | 2,390,605 | $58.6M |
| 6 | Sofinnova Investments, Inc. | 2.91% | 2,293,788 | $56.2M |
| 7 | MPM BioImpact LLC | 2.49% | 1,667,661 | $40.9M |
| 8 | Stempoint Capital LP | 1.96% | 464,171 | $11.4M |
| 9 | Squadron Capital Management LLC | 1.90% | 250,000 | $6.1M |
| 10 | Alessandra Capital Management, LLC | 1.62% | 93,368 | $2.3M |
| 11 | Yiheng Capital Management, L.P. | 1.43% | 170,532 | $4.2M |
| 12 | Squadron Capital Management LLC | 1.18% | 155,000 | $3.8M |
| 13 | NEXTBio Capital Management LP | 1.14% | 100,732 | $2.5M |
| 14 | Braidwell LP | 0.94% | 1,033,129 | $25.3M |
| 15 | Birchview Capital, LP | 0.79% | 69,000 | $1.7M |
| 16 | Sphera Funds Management LTD. | 0.68% | 213,671 | $5.2M |
| 17 | Diadema Partners LP | 0.62% | 200,100 | $4.9M |
| 18 | a16z Capital Management, L.L.C. | 0.56% | 3,233,170 | $79.2M |
| 19 | Ikarian Capital, LLC | 0.53% | 200,000 | $4.9M |
| 20 | Diadema Partners LP | 0.45% | 146,334 | $3.6M |
| 21 | Verdad Advisers, LP | 0.41% | 17,394 | $426K |
| 22 | Ra Capital Management, L.P. | 0.36% | 1,671,648 | $41.0M |
| 23 | Orbimed Advisors LLC | 0.34% | 752,153 | $18.4M |
| 24 | Integral Health Asset Management, LLC | 0.29% | 300,000 | $7.4M |
| 25 | Persistent Asset Partners Ltd | 0.27% | 37,253 | $913K |
| Investor | Ownership History |
% of Portfolio | Prev % | Rank | Conviction | Avg Buy Price | 13F Score™ 3Y / 7Y | Sell Timing | Shares | Mkt Value | Change | Change % | Source | Quarter | Filed |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|