Coincidence or he was pressured NickleCity. It wouldn't be the first time or last time something like that would happen. However, if he was moved the same day as Bulger to the cell, he would have walked right out of there when the doors opened and made distance from the cell on principle. Everything shows Wilson is trying to behave inside while also trying to survive, hence his association with the BGF through his association with the D.C. Blacks.