CUSIP 98985Y108COMZYMEQ4 2025
37 filings · latest Feb 13, 2026
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Ecor1 Capital, LLC | 22.97M | $604.81M |
| 2 | Rubric Capital Management LP | 5.75M | $151.40M |
| 3 | Blackrock, Inc. | 4.60M | $121.00M |
| 4 | Bvf Inc/Il | 3.94M | $103.70M |
| 5 | Perceptive Advisors LLC | 3.26M | $85.88M |
| 6 | Morgan Stanley | 2.59M | $68.28M |
| 7 | Vanguard Group Inc | 2.33M | $61.32M |
| 8 | Siren, L.L.C. | 1.68M | $44.24M |
| 9 | Deutsche Bank AG\ |
| 4 | Nov 14, 2025 | Redmile Group, LLC | 13G/A | 4.9% | 37.06M | SEC |
| 5 | Nov 14, 2025 | Biotechnology Value Fund L P | 13G/A | 5.2% | 3.94M | SEC |
| 6 | Aug 14, 2025 | Redmile Group, LLC | 13G/A | 5.6% | 4.15M | SEC |
| 7 | Jul 16, 2025 | Blackrock, Inc. | 13G/A | 4.8% | 3.56M | SEC |
| 8 | Jun 27, 2025 | Ecor1 Capital, LLC | 13D | 30.7% | — | SEC |
| 9 | May 7, 2025 | Morgan Stanley | 13G/A | 5.8% | 4.06M | SEC |
| 10 | Apr 8, 2025 | Ecor1 Capital, LLC | 13D/A | 25.4% | — | SEC |
See the full Schedule 13D/13G history for Zymeworks Inc.
Unlock full history| 1.60M |
| $42.02M |
| 10 | Dimensional Fund Advisors LP | 1.16M | $30.52M |