07:37 AM EDT, 07/24/2024 (MT Newswires) -- Dermata Therapeutics ( DRMA ) shares more than doubled, reversing Tuesday's slump.

Pieris Pharmaceuticals ( PIRS ) shares surged 78% after the company agreed to merge with Palvella Therapeutics in an all-stock deal.

Regencell Bioscience ( RGC ) shares advanced 40%, extending Tuesday's rally.

Perfect Moment ( PMNT ) shares were up 7%, adding to gains from the previous session.

Price: 3.2700, Change: +1.97, Percent Change: +151.54