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Added to YB: 2026-02-06

Pitch date: 2026-02-05

GOSS [neutral]

Gossamer Bio, Inc.

-14.75%

current return

Author Info

Biotenic is a freelance L/S biotech investment analyst sharing investment theses. Sign up for the newsletter.

Company Info

Gossamer Bio, Inc., a clinical-stage biopharmaceutical company, focuses on developing and commercializing seralutinib for the treatment of pulmonary arterial hypertension (PAH) in the United States.

Market Cap

$523.1M

Pitch Price

$2.48

Price Target

7.40 (+251%)

Dividend

N/A

EV/EBITDA

-3.62

P/E

-3.29

EV/Sales

12.39

Sector

Biotechnology

Category

special_situation

Show full summary:
GOSS Ph3 PROSERA Readout

GOSS (readout overview): Seralutinib Ph3 readout imminent - binary +200%/-90% event. Ph2 showed stat-sig PVR reduction but minimal 6MWD benefit. WHO Class III subgroup analysis drives bull case but concerns include: 1) Original imatinib data had 40% dropout rate potentially selecting outlier responders 2) PVR stratification in seralutinib underwhelming vs WHO class 3) OLE crossover showed only ~1m 6MWD benefit in severe patients. Lean negative on total evidence.

Read full article (7 min)