SmartKem is trading 20.09% down at $1.75 after closing at $2.19 on September 18, 2026; no clear catalyst was identified for the after-hours decline.
- The September 14 Nasdaq compliance update is stale context; it confirmed resolution of the minimum-bid deficiency.
- Broad indices were mixed to modestly positive, so market-wide weakness does not clearly explain the move.
- After-hours activity and volume details were unavailable, leaving the cause uncertain.