Thats not a suspension, its just the stock doesnt have a position on the CNS for now. Many here believe itss beneficial for LKEN to be off that system for a while and it may even have been at their request. The price and volume havent really changed since this happened by the way.
If you need guidance on what the CNS is and how it works then you can google "Continuous Net Settlement System" or look here for a brief overview