On June 29, 2026, Avalyn Pharma Inc. entered into a First Amendment to its Sublease Agreement with CRISPR Therapeutics, Inc. The amendment expands the company's leased premises in Boston, Massachusetts from approximately 8,774 to 13,708 rentable square feet. This expansion increases the company's future minimum lease payments by approximately $924,000 over the remaining lease term. Avalyn Pharma Inc. is a pharmaceutical company.