PicoCELA (PCLA) shares were up 172% in Friday premarket activity, extending Thursday's 60% rally.
Leifras (LFS) stock was 113% higher after the company agreed to acquire Tokai Sports.
Akari Therapeutics (AKTX) shares were up 64% after the company reported positive preclinical data for its AKTX-101 investigational drug candidate.
MetaVia (MTVA) stock was 40% higher following a muted session.
HCW Biologics (HCWB) shares were up 25% after the company priced a private securities offering.