Institutional Holders (2026 Q1)
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 | 48.26% | 4,578,008 | $381.3M |
| 2 | Merck & Co., Inc. | 18.40% | 772,165 | $64.3M |
| 3 | Bvf Inc/Il | 14.60% | 5,502,710 | $458.3M |
| 4 | Siren, L.L.C. | 7.36% | 3,186,830 | $265.4M |
| 5 | Avoro Capital Advisors LLC | 6.12% | 7,474,747 | $622.6M |
| 6 | AJU IB Investment Co., Ltd. | 5.36% | 19,648 | $1.6M |
| 7 | Baker BROS. Advisors LP | 4.14% | 8,657,242 | $721.1M |
| 8 | Octagon Capital Advisors LP | 3.92% | 425,000 | $35.4M |
| 9 | Commodore Capital LP | 3.61% | 750,000 | $62.5M |
| 10 | Boxer Capital Management, LLC | 3.60% | 329,100 | $27.4M |
| 11 | Yiheng Capital Management, L.P. | 2.65% | 73,440 | $6.1M |
| 12 | Foresite Capital Management VI LLC | 2.65% | 146,332 | $12.2M |
| 13 | Rock Springs Capital Management LP | 2.44% | 496,871 | $41.4M |
| 14 | First Turn Management, LLC | 2.37% | 254,672 | $21.2M |
| 15 | Eagle Health Investments LP | 2.12% | 145,816 | $12.1M |
| 16 | Nan Fung Group Holdings Ltd | 2.12% | 30,875 | $2.6M |
| 17 | Deer Management Co. LLC | 1.69% | 125,895 | $10.5M |
| 18 | Nextech Invest, Ltd. | 1.63% | 278,896 | $23.2M |
| 19 | Monashee Investment Management LLC | 1.59% | 35,100 | $2.9M |
| 20 | Patient Square Capital LP | 1.48% | 100,000 | $8.3M |
| 21 | Braidwell LP | 0.94% | 337,559 | $28.1M |
| 22 | Eventide Asset Management, LLC | 0.86% | 626,925 | $52.2M |
| 23 | Frontier Capital Management Co LLC | 0.65% | 759,848 | $63.3M |
| 24 | Driehaus Capital Management LLC | 0.64% | 1,043,583 | $86.9M |
| 25 | Neo Ivy Capital Management | 0.59% | 27,033 | $2.3M |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|