SmartKem is trading 8.2% up at $1.72 in pre-market on September 30 after a sharp overnight rebound; no clear company-specific announcement was identified. - Shares closed at $1.59 on September 29. - Recent filings and coverage include registration of shares for resale, but available evidence does not establish that this caused the move. - Major indices are modestly higher, though none is up more than 0.5%; the supplied context does not include trading volume.