Henry has officially announced that he will be leaving SM Entertainment. His contract has expired and he has decided not to renew.
Henry’s exclusive contract [with us] has expired. We have ended the contract on good terms. Henry is planning on establishing a one-man agency to continue working as an artist. – SM Entertainment
Henry has been with SM Entertainment for 10 years. He is part of Super Junior-M, but may be leaving the group as well, after leaving SM Entertainment. No official announcement on that yet.