---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-104199"
form_type: "8-K"
ticker: "XENE"
cik: "0001582313"
company_name: "Xenon Pharmaceuticals Inc."
filed_at: "2026-03-12T23:59:59+00:00"
generated_at: "2026-05-15T13:19:38.040746+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Xenon Pharmaceuticals raises $707.7M in public offering of common shares and pre-funded warrants

## Summary
- Offered 12.2M common shares at $57.00 plus pre-funded warrants for 877,194 shares at $56.9999 each.
- Underwriters exercised option to purchase an additional 1.7M common shares in full.
- Net proceeds of approximately $707.7 million after underwriting discounts and estimated expenses.
- Offering closed on March 12, 2026; warrants have $0.0001 exercise price and are immediately exercisable.
- Lead underwriters include J.P. Morgan, Jefferies, TD Securities, Stifel, RBC Capital Markets, and William Blair.

## SEC filing metadata
- accession: 0001193125-26-104199
- form_type: 8-K
- ticker: XENE
- cik: 0001582313
- company_name: Xenon Pharmaceuticals Inc.
- filed_at: 2026-03-12T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 1.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1582313/000119312526104199/0001193125-26-104199-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1582313/000119312526104199/d97906d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-104199
- JSON: https://secwatch.observer/filing/0001193125-26-104199.json
- Plain text: https://secwatch.observer/filing/0001193125-26-104199.txt

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