While we still do not have a definite answer as to how long he has been upset with the company, we do know now that CM Punk was already contemplating a departure from WWE as early as Royal Rumble 2014. He vented to Mick Foley at the time about not being happy within the company and having trouble dealing with injuries.
While most wrestling fans know him as Captain Lou Albano, very few know about the origin of the nickname. As a youth, he excelled in sports, where he rose to the ranks of captain of his high school football team. It was there when people started calling him Captain.