"Channing and Jessie have different priorities and focuses that don’t really align. They had a fun relationship, but it just didn’t work out. Channing needs to be in L.A. a lot so he can spend time with Everly. Jessie prefers England. They are still friendly though."
Apparently, the break up "came at a good time" and the couple "made the most of it."
"He [Channing Tatum] has a lot on his plate right now and wants to be the best dad possible which means he needs to be around when he isn't traveling for his own work."