Research Feed
Gossamer Bio: The PROSERA Binary Is Days Away — What the Numbers Actually Say
Gossamer Bio ($2.33, ~$500M market cap) is approaching its defining moment: PROSERA Phase 3 topline data for seralutinib in pulmonary arterial hypertension, expected in February 2026. The stock is a pure binary. Options are pricing 548% implied volatility — the market knows this is all-or-nothing. A