Institutional Holders (2026 Q2)
111 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in LBRX. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Nan Fung Group Holdings Ltd | 15.57% | 630,657 | $20.5M |
| 2 | Spruce Street Capital LP | 8.76% | 1,376,159 | $44.7M |
| 3 | Trails Edge Capital Partners, LP | 7.85% | 1,523,022 | $49.4M |
| 4 | Commodore Capital LP | 2.90% | 1,500,000 | $48.7M |
| 5 | Vivo Capital, LLC | 2.37% | 800,000 | $26.0M |
| 6 | Caligan Partners LP | 2.20% | 1,438,070 | $46.7M |
| 7 | Great Point Partners LLC | 1.95% | 317,221 | $10.3M |
| 8 | Deep Track Capital, LP | 1.58% | 3,352,804 | $108.8M |
| 9 | HighVista Strategies LLC | 1.57% | 211,511 | $6.9M |
| 10 | Nantahala Capital Management, LLC | 1.14% | 1,052,894 | $34.2M |
| 11 | TCG Crossover Management, LLC | 1.13% | 1,447,310 | $47.0M |
| 12 | NEXTBio Capital Management LP | 1.02% | 68,249 | $2.2M |
| 13 | Logos Global Management LP | 0.82% | 585,000 | $19.0M |
| 14 | Acuta Capital Partners, LLC | 0.65% | 28,919 | $939K |
| 15 | Ra Capital Management, L.P. | 0.62% | 2,208,604 | $71.7M |
| 16 | Longbow Finance SA | 0.34% | 82,336 | $2.7M |
| 17 | Eversept Partners, LP | 0.31% | 183,663 | $6.0M |
| 18 | Knott David M Jr | 0.22% | 12,965 | $421K |
| 19 | Verdad Advisers, LP | 0.21% | 6,867 | $223K |
| 20 | Integral Health Asset Management, LLC | 0.19% | 150,000 | $4.9M |
| 21 | Stempoint Capital LP | 0.18% | 31,785 | $1.0M |
| 22 | Boxer Capital Management, LLC | 0.17% | 70,000 | $2.3M |
| 23 | Boothbay Fund Management, LLC | 0.12% | 275,675 | $8.9M |
| 24 | Virtus Investment Advisers, LLC | 0.09% | 11,513 | $374K |
| 25 | Alerus Financial NA | 0.08% | 54,891 | $1.8M |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|