07:50 AM EDT, 09/25/2025 (MT Newswires) -- PepGen ( PEPG ) shares were 141% higher pre-bell Thursday after the company said late Wednesday it achieved the highest mean splicing correction to date in a phase 1 trial in patients with myotonic dystrophy type 1.

Evaxion ( EVAX ) stock was up 55% after the company said it has out-licensed its vaccine candidate EVX-B3 to Merck (MRK).

SciSparc ( SPRC ) shares were 26% higher after the company said it plans to advance 3D protein modeling using quantum computing technology for drug discovery application.

Immuneering ( IMRX ) stock was up 28%, a day after the company reported its phase 2a trial of atebimetinib combination drug in first-line pancreatic cancer showed a superior overall survival rate versus standard of care.