The Blue Exorcist manga has indeed come to an end. It concluded with a resolution that satisfied most of the fans, although everyone has their own opinions on how perfect the ending was.
The status of the Blue Exorcist manga's ending is unclear. Sometimes story arcs can give the impression of an ending, but then new developments keep the story going. We'll just have to keep an eye out for the latest updates.
Overall, the end of the Blue Exorcist manga ties up most loose ends. It shows the growth and development of the main characters and leaves a sense of satisfaction for readers. Some plotlines might have unexpected twists, but they all contribute to a fulfilling conclusion.