Institutional Holders (2026 Q2)
254 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in KYMR. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Atlas Venture Life Science Advisors, LLC | 37.05% | 2,847,541 | $326.5M |
| 2 | Merck & Co., Inc. | 16.82% | 772,165 | $88.5M |
| 3 | Bvf Inc/Il | 11.35% | 3,872,052 | $444.0M |
| 4 | Avoro Capital Advisors LLC | 7.70% | 7,474,747 | $857.1M |
| 5 | Siren, L.L.C. | 6.81% | 2,935,830 | $336.7M |
| 6 | AJU IB Investment Co., Ltd. | 5.36% | 19,648 | $1.6M |
| 7 | Baker BROS. Advisors LP | 4.97% | 8,657,242 | $992.7M |
| 8 | Boxer Capital Management, LLC | 3.71% | 429,100 | $49.2M |
| 9 | Octagon Capital Advisors LP | 3.20% | 310,000 | $35.5M |
| 10 | Eagle Health Investments LP | 3.16% | 166,148 | $19.1M |
| 11 | Boone Capital Management LLC | 3.04% | 113,173 | $13.0M |
| 12 | Nan Fung Group Holdings Ltd | 2.69% | 30,875 | $3.5M |
| 13 | Foresite Capital Management VI LLC | 2.61% | 146,332 | $16.8M |
| 14 | Rock Springs Capital Management LP | 2.54% | 453,156 | $52.0M |
| 15 | Yiheng Capital Management, L.P. | 2.50% | 63,440 | $7.3M |
| 16 | Diadema Partners LP | 2.17% | 149,700 | $17.2M |
| 17 | Deer Management Co. LLC | 1.78% | 125,895 | $14.4M |
| 18 | Commodore Capital LP | 1.71% | 250,000 | $28.7M |
| 19 | Braidwell LP | 1.60% | 378,163 | $43.4M |
| 20 | Nextech Invest Ltd. | 1.52% | 278,896 | $32.0M |
| 21 | First Turn Management, LLC | 1.26% | 102,533 | $11.8M |
| 22 | Scientech Research LLC | 1.20% | 12,943 | $1.5M |
| 23 | Patient Square Capital LP | 0.84% | 47,500 | $5.4M |
| 24 | Frontier Capital Management Co LLC | 0.79% | 740,866 | $85.0M |
| 25 | Atika Capital Management LLC | 0.78% | 104,000 | $11.9M |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|