Greenwich LifeSciences, Inc. (GLSI)

Greenwich LifeSciences, Inc. is a clinical-stage biopharmaceutical company focused on developing GLSI-100, an immunotherapy vaccine that combines a HER2-derived peptide with GM-CSF to prevent breast cancer recurrences in HER2-positive patients. The company is advancing the candidate through a global Phase III clinical trial and has received Fast Track designation from the U.S. FDA.

Market
Nasdaq
Trend
Downtrend
Last close
16.57 (+2.03% on the day)
MA50
16.69
MA200
21.83
52-week range
7.85–33.56
Market cap
213.6M USD
Dividend yield
0%
Data as of
2026-06-30
Quarterly revenue and earnings, millions of USD
QuarterRevenueYoY %EarningsYoY %
Q2 20250—-3.8—
Q3 20250—-4.2—
Q4 20250—-7.9—
Q1 20260—-5.7—
Q2 20260—-4—

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