Quoin Pharmaceuticals (QNRX) shares were 19% lower pre-bell Friday after a 6.1% increase in the previous session.
Polyrizon (PLRZ) stock was down 17%, paring Thursday's rally.
Domo (DOMO) shares were 14% lower after the company reported late Thursday lower fiscal Q3 revenue.
Parsons (PSN) stock was down 14% after a 1.9% gain in the previous session.
Argan (AGX) shares were 11% lower, a day after the company posted lower fiscal Q3 revenue.