Reborn Coffee (REBN) shares soared 103% pre-bell Monday, extending Friday's rally.
GH Research (GHRS) shares advanced 88% after the company said its phase 2b trial of a treatment candidate for treatment-resistant depression met its primary endpoint.
Triumph Group (TGI) shares surged 35% after the company agreed to be acquired by affiliates of Warburg Pincus and Berkshire Partners for about $3 billion.