ADC play Ambrx files for IPO
Ambrx Inc. (La Jolla, Calif.) filed to raise up to $86.3 million in an IPO on NASDAQ underwritten by Stifel; Wells Fargo Securities; Canaccord; Needham; and Roth Capital Partners. Ambrx is developing a pipeline of antibody-drug conjugates by engineering non-native amino acids into mAbs via site-specific conjugation. The company is also developing bispecific and multi-specific drug conjugates and long-acting proteins. ...