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§ Private Profile · 3115 Merryfield Row Ste 120, San Diego, California, 92121, United States
Clinical-stage biopharmaceutical company developing inhaled therapies for pulmonary arterial hypertension.
Gossamer Bio is a clinical-stage biopharmaceutical company based in San Diego, California, focused on developing seralutinib, an inhaled therapy targeting PDGFR, CSF1R, and c-KIT for pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease. The company is advancing seralutinib in Phase 3 clinical trials, including the PROSERA study, under a global collaboration with Chiesi Group, and recently closed new patient screening for the PROSERA study in 2024. With 162 employees, Gossamer Bio has raised a total of $330 million in funding, including a $100 million seed and Series A round in 2017, and currently holds a market capitalization of $0.24 billion. Key investors include Omega Funds, with Richard Lim and Otello Stampacchia, and ARCH Venture Partners, with key figures like Kristina Burow and Robert Nelsen. The company was founded in 2017 by Faheem Hasnain and Sheila Gujrathi.
Gossamer Bio has raised $430.0M across 3 funding rounds.
Gossamer Bio has raised $430.0M in total across 3 funding rounds.
Gossamer Bio has raised $430.0M across 3 funding rounds. Most recently, it raised $230.0M Series B in July 2018.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Jul 1, 2018 | $230M Series B | Hillhouse Capital | ARCH Venture Partners, Cure Ventures, ABU Dhabi Investment Authority, Baupost Group, Invus, Omega Funds, Polaris Partners | Announced |
| Jan 5, 2018 | $100M Seed | Otello Stampacchia | — | Announced |
| Jan 1, 2018 | $100M Series A | Omega Funds | ARCH Venture Partners, Cure Ventures | Announced |
Gossamer Bio is a clinical-stage biopharmaceutical company developing seralutinib, an inhaled inhibitor targeting PDGFRα/β, CSF1R, and c-KIT, delivered via dry powder inhaler for treating pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease (PH-ILD).[1][2][3] Headquartered in San Diego, California, it serves patients with these rare diseases by aiming to enhance their lives through innovative therapies, while operating as a publicly traded entity with a global workforce and a cloud-first tech strategy that includes robust cybersecurity measures.[1][4] The company focuses on late-stage clinical development and potential commercialization of seralutinib, addressing unmet needs in rare pulmonary conditions.[3][4]
Gossamer Bio emerged as a biopharmaceutical innovator centered on rare disease treatments, with its name symbolizing the fragile yet vital connections in relationships—reflecting commitments to patients, employees, shareholders, providers, and partners.[1] While specific founders are not detailed in available sources, the company established itself as a clinical-stage player headquartered in San Diego, advancing seralutinib through development phases for PAH and PH-ILD.[1][4] Key early traction includes positioning as a late-stage clinical biopharmaceutical firm, with a focus on inhaled therapies, and implementing advanced security operations to support its cloud-first infrastructure amid global operations.[3][4]
Gossamer Bio rides the wave of precision medicine and inhaled drug delivery innovations in biopharma, targeting rare pulmonary diseases amid growing demand for therapies in PAH and PH-ILD where current treatments fall short.[1][2] Timing aligns with advances in kinase inhibitors and dry powder inhalers, fueled by market forces like rising rare disease awareness, regulatory incentives for orphan drugs, and biopharma's shift to cloud-native operations for faster R&D.[4] It influences the ecosystem by exemplifying how cybersecurity integration secures IP in a cloud-first model, potentially setting benchmarks for lean security in clinical-stage biotechs handling sensitive data.[4]
Gossamer Bio's trajectory hinges on seralutinib's clinical milestones, with potential FDA pathways for PAH and PH-ILD approvals driving commercialization and revenue.[1][3] Trends like AI-enhanced drug discovery, expanded rare disease funding, and zero-trust cybersecurity will shape its path, enabling efficient scaling amid global trials and partnerships.[2][4] Its influence may grow by pioneering inhaled therapies that improve patient outcomes, reinforcing biopharma's tech-biotech convergence—ultimately strengthening those vital "gossamer threads" with patients and stakeholders.[1]
Gossamer Bio has raised $430.0M in total across 3 funding rounds.
Gossamer Bio's investors include Hillhouse Capital, ARCH Venture Partners, Cure Ventures, Abu Dhabi Investment Authority, Baupost Group, Invus, Omega Funds, Polaris Partners, Otello Stampacchia.