Gossamer Bio, Inc. (Nasdaq: GOSS), a clinical-stage biopharmaceutical company focused on the development and commercialization of seralutinib for the treatment of pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease (PH-ILD), today announced that it will report its first quarter 2026 financial results on Monday, May 18, 2026.

In connection with the earnings release, Gossamer’s management team will host a live conference call and webcast at 8:00 a.m. ET on Monday, May 18, 2026, to discuss the Company’s financial results and provide a corporate update.

Domestic Dial-in Number: 1-800-715-9871
International Dial-in Number: 1-646-307-1963
Conference ID: 3974570
Live Webcast: https://edge.media-server.com/mmc/p/qud2to75

A replay of the audio webcast will be available for 30 days on the Investors section of the Company's website, www.gossamerbio.com.

About Gossamer Bio

Gossamer Bio is a clinical-stage biopharmaceutical company focused on the development and commercialization of seralutinib for the treatment of pulmonary arterial hypertension and pulmonary hypertension associated with interstitial lung disease. Its goal is to be an industry leader in, and to enhance the lives of patients living with, pulmonary hypertension.

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