SmartKem, Inc. - Common Stock (SMTK)

href=https://www.benzinga.com/quote/RMSG target=_blank>(NASDAQ: RMSG) lost 67.6% to $0.69 in pre-market trading. The company recently announced a 1-for-20 reverse stock split.The shares of Marvell Technology Inc (NASDAQ: MRVL) surged in pre-market trading after securing a spot in the S&P 500 index, while Real Messenger Corp (NASDAQ: RMSG) experienced a significant decline. Other gainers in pre-market trading include Dreamland Ltd (NASDAQ: TDIC), Gamehaus Holdings Inc (NASDAQ: GMHS), Nurix Therapeutics Inc (NASDAQ: NRIX), SmartKem Inc (NASDAQ: SMTK), Mountain Lake Acquisition Corp (NASDAQ: MLAC), Battalion Oil Corp (NASDAQ: BATL), Qtrex Quantum Ltd (NASDAQ: QTEX), Bone Biologics Corp (NASDAQ: BBLG), and Cullinan Therapeutics Inc (NASDAQ: CGEM).

Before the US market kicks off on Monday, let's examine the pre-market session and unveil the notable performers among the top gainers and losers.

San Jose, CA – November 20, 2025 – In a strategic move poised to reshape the landscape of artificial intelligence infrastructure, Smartkem (NASDAQ: SMTK) and Jericho Energy Ventures (TSX-V: JEV, OTC: JROOF) have announced a proposed all-stock merger. The ambitious goal: to create a U.S.-owned and controlled AI-focused infrastructure company, leveraging cutting-edge semiconductor innovations for [...]

The regular session of the US market on Thursday is now over, but let's get a preview of the after-hours session and explore the top gainers and losers driving the post-market movements.