---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-046023"
form_type: "8-K"
ticker: "XENE"
cik: "0001582313"
company_name: "Xenon Pharmaceuticals Inc."
filed_at: "2024-04-19T23:59:59+00:00"
generated_at: "2026-06-03T16:00:12.347639+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Xenon Pharmaceuticals chair Simon Pimstone and director Mohammad Azab not standing for re-election

## Summary
- Chair Simon Pimstone and board member Mohammad Azab will not stand for re-election at 2024 annual meeting.
- Both directors will continue to serve until the AGM; departures are not due to any disagreement with company.
- No replacements announced yet; board size and composition will change after AGM.

## SEC filing metadata
- accession: 0000950170-24-046023
- form_type: 8-K
- ticker: XENE
- cik: 0001582313
- company_name: Xenon Pharmaceuticals Inc.
- filed_at: 2024-04-19T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1582313/000095017024046023/0000950170-24-046023-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1582313/000095017024046023/xene-20240415.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-046023
- JSON: https://secwatch.observer/filing/0000950170-24-046023.json
- Plain text: https://secwatch.observer/filing/0000950170-24-046023.txt

## Key facts
- Executive change
  Mohammad Azab departed as Member of the Board at Xenon Pharmaceuticals Inc..
  - Action: not stand for re-election
  - Role: Member of the Board
  source text: On April 15, 2024, Dr. Simon Pimstone, chair of the board of directors (the “Board”) of Xenon Pharmaceuticals Inc. (the “Company”), and Dr. Mohammad Azab, a member of the Board, each informed the Company of their respective decisions not to stand for re-election to the Board at the Company’s 2024 annual meeting of shareholders (the “AGM”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1582313/000095017024046023/0000950170-24-046023-index.htm
- Executive change
  Simon Pimstone departed as Chair of the Board at Xenon Pharmaceuticals Inc..
  - Action: not stand for re-election
  - Role: Chair of the Board
  source text: On April 15, 2024, Dr. Simon Pimstone, chair of the board of directors (the “Board”) of Xenon Pharmaceuticals Inc. (the “Company”), and Dr. Mohammad Azab, a member of the Board, each informed the Company of their respective decisions not to stand for re-election to the Board at the Company’s 2024 annual meeting of shareholders (the “AGM”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1582313/000095017024046023/0000950170-24-046023-index.htm

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