Quick Takeaways
- PERCEPTIVE ADVISORS LLC filed SCHEDULE 13G for ZYMEWORKS INC. Common Stock, $0.00001 par value per share (ZYME).
- Disclosed ownership: 5.4%.
- Date of event: 08 Apr 2026.
PERCEPTIVE ADVISORS LLC - 08 Apr 2026 SCHEDULE 13G Report for ZYMEWORKS INC. Common Stock, $0.00001 par value per share (ZYME)
- Filing Manager
- PERCEPTIVE ADVISORS LLC
- Reporting Manager
- Perceptive Advisors LLC
- Symbol
- ZYME
- Shares outstanding
- 73,603,315 shares
- Disclosed Ownership
- 3,974,579 shares
- Ownership
- 5.4%
- Form type
- SCHEDULE 13G
- Filing time
- 15 Apr 2026, 16:16:19 UTC
- Date of event
- 08 Apr 2026
- SEC
- View on sec.gov
Quoteable Key Fact
"PERCEPTIVE ADVISORS LLC disclosed 5.4% ownership in ZYMEWORKS INC. Common Stock, $0.00001 par value per share (ZYME) on 08 Apr 2026."
What Changed
- No earlier schedule filing is available for direct comparison.
- Current filing was accepted on 15 Apr 2026, 16:16.
Why This Matters
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Source Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting Managers (3)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Perceptive Advisors LLC | 5.4% | 3,974,579 | 0 | 3,974,579 | /s/ Joseph Edelman | Joseph Edelman, Managing Member | |
| Joseph Edelman | 5.4% | 3,974,579 | 0 | 3,974,579 | /s/ Joseph Edelman | Joseph Edelman | |
| Perceptive Life Sciences Master Fund, Ltd. | 5.4% | 3,974,579 | 0 | 3,974,579 | /s/ Joseph Edelman | Joseph Edelman, Managing Member |