Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under Zymeworks Inc. in our court records and SEC 8-K records (as of 2026-10-18).
- Leadership changes: the latest reported is Kristin Stafford, Chief Financial Officer (Form 8-K filed 2026-04-01). Check you are dealing with the people now in charge.
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Rubric Capital Management LP (filed 2026-05-15).
Who is behind it
Zymeworks Inc.: incorporated in Delaware; business address in Middletown, Delaware; industry Pharmaceutical Preparations (Form 8-K, 2026-09-23).
Officers and directors, each with the role and the filing that names them:
- Kenneth Galbraith: Executive Officer, Director (Form D, 2024-01-03)
- Troy M. Cox: Director (Form D, 2024-01-03)
- Susan Mahony: Director (Form D, 2024-01-03)
- Hollings C. Renton: Director (Form D, 2024-01-03)
- Kenneth Hillan: Director (Form D, 2024-01-03)
- Kelvin Neu: Director (Form D, 2024-01-03)
- Carlos Campoy: Director (Form D, 2024-01-03)
- Derek Miller: Director (Form D, 2024-01-03)
- Nancy Davidson: Director (Form D, 2024-01-03)
- Paul Moore: Executive Officer (Form D, 2024-01-03)
- Jeffrey Smith: Executive Officer (Form D, 2024-01-03)
- Chris Astle: Executive Officer (Form D, 2024-01-03)
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-05-15 | Rubric Capital Management LP | 9.49% |
| Schedule 13G, 2026-04-15 | Perceptive Advisors LLC | 5.4% |
| Schedule 13G/A, 2026-02-13 | Rubric Capital Management LP | 7.68% |
| Schedule 13G/A, 2026-02-12 | Morgan Stanley | 3.4% |
| Schedule 13D/A, 2025-11-19 | Ecor1 Capital, LLC | 30.7% |
| Schedule 13G/A, 2025-11-14 | Redmile Group, LLC | 4.9% |
| Schedule 13G/A, 2025-11-14 | Bvf Partners L P/Il | 5.2% |
| Schedule 13G/A, 2025-08-14 | Redmile Group, LLC | 5.6% |
| Filed | Person | Role | Change | Effective |
|---|---|---|---|---|
| Form 8-K, 2026-04-01 | Kristin Stafford | Chief Financial Officer | appointed | |
| Form 8-K, 2026-04-01 | Kenneth Galbraith | Chief Financial Officer | departed |
Money raised
| Filed | Sold | Offered |
|---|---|---|
| Form D, 2024-01-03 | $50M | $50M |
Acquisitions reported on Form 8-K, Item 2.01: completed an acquisition (2026-09-23).
Related pages
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Cite this page
Permanent URL:
https://mentionfox.com/who-owns/zymeworksLast updated 2026-10-18
Who owns Zymeworks Inc.? Owners, funding and legal record. MentionFox, 2026-10-18. https://mentionfox.com/who-owns/zymeworks