Institutional Holders (2026 Q1)
240 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in TARS. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Ally Bridge Group (NY) LLC | 4.58% | 80,859 | $5.7M |
| 2 | TANG CAPITAL MANAGEMENT LLC | 4.23% | 1,188,624 | $83.4M |
| 3 | Deep Track Capital, LP | 4.12% | 3,600,000 | $252.5M |
| 4 | Paradigm Biocapital Advisors LP | 3.67% | 2,562,154 | $179.7M |
| 5 | Tri Locum Partners LP | 2.49% | 252,588 | $17.7M |
| 6 | RTW INVESTMENTS, LP | 2.34% | 3,346,025 | $234.7M |
| 7 | GordonMD Global Investments LP | 2.09% | 42,680 | $3.0M |
| 8 | MPM BioImpact LLC | 1.79% | 329,750 | $23.1M |
| 9 | Sands Capital Alternatives, LLC | 1.42% | 85,000 | $6.0M |
| 10 | Frazier Life Sciences Management, L.P. | 1.32% | 728,644 | $51.1M |
| 11 | HighVista Strategies LLC | 1.02% | 52,464 | $3.7M |
| 12 | Rock Springs Capital Management LP | 0.93% | 225,179 | $15.8M |
| 13 | Cormorant Asset Management, LP | 0.79% | 225,000 | $15.8M |
| 14 | Lisanti Capital Growth, LLC | 0.74% | 41,815 | $2.9M |
| 15 | SECTORAL ASSET MANAGEMENT INC | 0.71% | 11,272 | $852K |
| 16 | Integral Health Asset Management, LLC | 0.67% | 200,000 | $14.0M |
| 17 | BRAIDWELL LP | 0.62% | 265,715 | $18.6M |
| 18 | PFM Health Sciences, LP | 0.51% | 80,226 | $5.6M |
| 19 | Verdad Advisers, LP | 0.50% | 6,328 | $444K |
| 20 | DRIEHAUS CAPITAL MANAGEMENT LLC | 0.48% | 926,125 | $65.0M |
| 21 | TimesSquare Capital Management, LLC | 0.46% | 388,590 | $27K |
| 22 | Seven Fleet Capital Management LP | 0.44% | 19,800 | $1.4M |
| 23 | Vestal Point Capital, LP | 0.39% | 200,000 | $14.0M |
| 24 | VARCOV Co. | 0.39% | 14,875 | $1.0M |
| 25 | Odyssean, LLC | 0.35% | 13,737 | $964K |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|