Donato, 23, was acquired from the Boston Bruins, along with a fourth-round selection in the 2019 NHL Draft, in exchange for Charlie Coyle on Feb. 20, 2019.
As a member of the Wild, Donato recorded four goals and 16 points in 22 contests, including six multi-point games. As a Bruin, he tallied six goals and nine points in 34 games.
In the AHL, Donato posted two goals and five points in three games with the Iowa Wild, along with seven goals and 12 points in 18 games with the Providence Bruins.
Donato has represented the United States twice in international competition, leading the U.S. in goals and scoring at the 2018 Winter Olympics and winning bronze at the 2016 World Juniors.