Windward Bio

Raised $165M in a Venture round, announced 4 May 2026.

Total raised
$165M

Latest round VentureCountry SwitzerlandSector Health

Round

$165MVenture, 4 May 2026

Upsized crossover round funds its long-acting TSLP antibody WIN378 through a Phase 2/3 asthma trial and its TSLP/IL-13 bispecific WIN027.

Amount
$165M
Stage
Venture
Announced
4 May 2026
Lead
OrbiMed
Other investors
RA Capital Management, Janus Henderson Investors, Sanofi Ventures, Novo Holdings, Harbour BioMed
Use of funds
Upsized crossover round funds its long-acting TSLP antibody WIN378 through a Phase 2/3 asthma trial and its TSLP/IL-13 bispecific WIN027.
Checked
Announced by the company
Sources
Windward Bio announces $165M crossover financing rtwfunds.com
Windward Bio announces $165M crossover financing pulse2.com
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Company

Develops long-acting antibody therapies for asthma, COPD and other immunology diseases

Based in
Basel, Switzerland
Sector
Health
Website
windwardbio.com ↗

Links

Website
windwardbio.com ↗

Questions

How much has Windward Bio raised?

Windward Bio raised $165M in a Venture round, announced on 4 May 2026.

Who invested in Windward Bio?

OrbiMed led. Investors include OrbiMed, RA Capital Management, Janus Henderson Investors, Sanofi Ventures, Novo Holdings and Harbour BioMed.