SmartKem is trading 8.54% down at $1.50, with no clear company-specific announcement identified for September 25, 2026. - Filings cover resale of up to 15,127,662 shares by selling stockholders; coverage does not explicitly link them to the decline, though they may weigh on sentiment. - Broader markets are higher. The latest reported development was a retention-bonus plan tied to advancing the Ferrox transaction and S-4 filing, not a new September 25 catalyst. - Volume and activity data were not provided.