Gossamer Bio announces 1-for-80 reverse stock split to regain Nasdaq compliance

Gossamer Bio, Inc.

Board selected 1-for-80 ratio; effective 11:59 p.m. ET on Sept 10, 2026.
Split-adjusted trading begins Sept 11, 2026 on Nasdaq under GOSS, new CUSIP 38341P 201.
Authorized common shares reduced from 4,000,000,000 to 50,000,000; total capital stock to 120,000,000.
Convertible notes, warrants, and equity awards proportionately adjusted for the 1-for-80 ratio.
Move aims to regain Nasdaq minimum bid price compliance; fractional shares rounded up.

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