10-Q quarterly report · filed May 15, 2026

Gossamer Bio, Inc. (GOSS) Q1 2026 10-Q Quarterly Report

Short answer

Gossamer Bio, Inc. (GOSS) filed its Q1 2026 10-Q quarterly report on May 15, 2026 for the quarter ended Mar 31, 2026. Quarterly revenue was $17M (up 71.5% year over year) with net income of −$47M.

Q1 2026 key financials · XBRL

Revenue
$17M
+71.5% YoY
Net income
−$47M
−27.4% YoY
Operating margin
-264.6%
EPS (diluted)
−$0.20
−25.0% YoY

Source: XBRL data from the Gossamer Bio, Inc. (GOSS) Q1 2026 10-Q on SEC EDGAR. USD.

Gossamer Bio, Inc. Q1 2026 10-Q analysis

AI summary of MD&A and risk factor updates

Management Discussion & Analysis

  • Revenue $17.0M, up $7.1M YoY from Chiesi research and development services
  • Net loss $46.7M vs $36.6M YoY; operating loss $44.9M vs $36.8M
  • Seralutinib R&D highest program at $42.4M vs $36.3M; terminated programs $0 vs $1.8M
  • Cash and securities $99.2M; operating cash use $38.7M vs $39.7M YoY
  • FDA dialogue ongoing; NDA submission expected September 2026 despite PROSERA missing alpha threshold; SERANATA enrollment paused

Risk Factors

  • No risk-factors section provided in the submitted excerpt
  • No newly added risk trigger identifiable from the excerpt
  • No updated regulatory, legal, operational, competitive, or financial risk disclosed
  • Securities-trading arrangements: no officers or directors adopted or terminated Rule 10b5-1 plans during the quarter

Generated from the filing text; verify against the original. 10-K vs 10-Q vs 8-K

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