Rich Sparkle (ANPA) shares were 15% lower pre-bell Monday, extending Friday's losses.
CCH (CCHH) stock was down 15%, reversing from gains from the previous session.
Quantum Computing (QUBT) shares were 13% lower after the company said over the weekend it secured deals for the sale of about 37.2 million shares through an oversubscribed private placement.
Corbus Pharmaceuticals (CRBP) stock was down 9% following a 14% increase in the previous session.