SmartKem is trading 7.91% up in pre-market at $0.49, but its immediate catalyst remains unclear. - The October 23 price compares with the October 22 close of $0.45. - No company-specific announcement explaining the move surfaced in available search results. - Semiconductor shares face pressure after Lam Research’s outlook and supply-chain comments, while concerns about AI spending weigh on the sector; this context does not explain SmartKem’s rise.