---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-028050"
form_type: "8-K"
ticker: "ZYME"
cik: "0001937653"
company_name: "Zymeworks Inc."
filed_at: "2025-02-18T23:59:59+00:00"
generated_at: "2026-05-26T17:38:21.908693+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Zymeworks appoints Oleg Nodelman (EcoR1 Capital founder) to board

## Summary
- Nodelman appointed Class II director effective Feb 17, 2025; term expires at 2026 AGM.
- Nodelman waived director compensation; named to Nominating Committee.
- Scott Platshon (EcoR1 partner) appointed to Compensation Committee, effective same date.
- EcoR1 is Zymeworks' largest stockholder; Nodelman joins under board renewal, not prior nomination right.
- Board added 7 new directors over two years as part of renewal process.

## SEC filing metadata
- accession: 0001193125-25-028050
- form_type: 8-K
- ticker: ZYME
- cik: 0001937653
- company_name: Zymeworks Inc.
- filed_at: 2025-02-18T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1937653/000119312525028050/0001193125-25-028050-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1937653/000119312525028050/d897036d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-028050
- JSON: https://secwatch.observer/filing/0001193125-25-028050.json
- Plain text: https://secwatch.observer/filing/0001193125-25-028050.txt

## Key facts
- Executive change
  Oleg Nodelman was appointed as Director at Zymeworks Inc..
  - Action: appointed
  - Role: Director
  source text: appointed Mr. Oleg Nodelman, Founder and Portfolio Manager of EcoR1 (as defined below), as a director of the Company, effective as of February 17, 2025.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1937653/000119312525028050/0001193125-25-028050-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.