AlphaVest Acquisition (ATMV) shares were 26% lower pre-bell Monday, shaving Friday's rally.
CEA Industries (BNC) stock was down 16% after the company said over the weekend it filed a registration statement for a $500 million financing transaction.
Compass (COMP) shares were 14% lower after the company agreed to merge with Anywhere Real Estate (HOUS).
Simpple (SPPL) stock was down 13%, reversing from Friday's increase.