SM Entertainment has released an official statement regarding the future of the f(x) members.

On September 5, a source from SM Entertainment stated to OSEN, “We are discussing new ways to collaborate with Victoria. There is still time remaining in our contract with Krystal, and our contracts with Amber and Luna have expired.”

Amber previously announced her departure from the agency with a handwritten letter, and Victoria also revealed her departure from SM through a post on her Weibo account.

Source (1)