04:22 PM EDT, 10/08/2025 (MT Newswires) -- Apogee Therapeutics ( APGE ) said late Wednesday that it has started an underwritten public offering of its shares.

The company said it expects to grant its underwriters a 30-day option to buy additional shares. Investors can also buy pre-funded warrants to purchase shares in lieu.

Jefferies, BofA Securities, Guggenheim Securities, TD Cowen, and BTIG are joint book-runners for the offering.

Shares were down about 9% in extended trading.