Holdings
Siren, L.L.C.
As of Jun 30, 2026, Siren, L.L.C. reported 99 positions worth US$4.71B. Largest: Scholar Rock Holding Corporation, Kymera Therapeutics, Inc. and Erasca, Inc. What it bought and sold, with each filing.
| Company | Shares | Value as reported | Change | As of |
|---|---|---|---|---|
| Scholar Rock Holding Corporation | 9.58M | US$527M | −1.25M | Jun 30, 2026 |
| Kymera Therapeutics, Inc. | 2.94M | US$337M | −251K | Jun 30, 2026 |
| Erasca, Inc. | 11.4M | US$209M | +154K | Jun 30, 2026 |
| Veradermics, Incorporated | 1.66M | US$204M | +150K | Jun 30, 2026 |
| Tango Therapeutics, Inc. | 6.18M | US$193M | +522K | Jun 30, 2026 |
| Revolution Medicines, Inc. | 900K | US$169M | −211K | Jun 30, 2026 |
| Bicara Therapeutics Inc. | 5.6M | US$166M | −200K | Jun 30, 2026 |
| Arrowhead Pharmaceuticals, Inc. | 1.72M | US$140M | +100K | Jun 30, 2026 |
| Beone Medicines Ltd. Class A | 465K | US$133M | no change | Jun 30, 2026 |
| Edgewise Therapeutics, Inc. | 3.18M | US$129M | −1.25M | Jun 30, 2026 |