Gainers

• Vallon Pharmaceuticals, Inc.(NASDAQ:VLON) shares rose 150.9% to $0.6313 in pre-market trading after the company entered into a definitive merger agreement with GRI Bio.
• Crown ElectroKinetics Corp.(NASDAQ:CRKN) shares rose 71.2% to $0.2243 in pre-market trading after gaining 14% on Tuesday. Crown ElectroKinetics, last month, posted a Q3 loss of $0.18 per share.
• Versus Systems Inc.(NASDAQ:VS) rose 28% to $1.00 in pre-market trading after gaining around 7% on Tuesday. Versus Systems recently announced pricing of a $2.1 million public offering.
• Senti Biosciences, Inc.(NASDAQ:SNTI) rose 17.4% to $1.69 in pre-market trading after dipping more than 21% on Tuesday.
• Scopus BioPharma Inc. (NASDAQ:SCPS) shares...