BURNABY, British Columbia, Oct. 08, 2021 (GLOBE NEWSWIRE) — Xenon Pharmaceuticals Inc. (Nasdaq:XENE), a clinical stage biopharmaceutical company, today announced the closing of its previously announced underwritten public offering of 10,000,000 common shares, which includes 1,525,423 shares sold upon the full exercise of the underwriters’ option to purchase additional shares, and pre-funded warrants to purchase 1,694,915 common shares.