One of the best quarterback in the 2016 class committed to Stanford on Thursday. Costello, a California product, picked Stanford over USC and Michigan.
— Lindsey Thiry (@LindseyThiry) March 26, 2015
— LilKev (@kj_costello) March 26, 2015
It was believed that Michigan would get a final visit from Costello before his decision, but that never ended up happening.
Michigan likely now turns to four-star QB Brandon Peters, who’s visiting for Michigan’s Spring Game on April 4th.