Midfielder Stock has been sidelined with a back injury that has restricted him to just 18 appearances this season. But he has shown no reaction since returning to full training last week and is available.
James Coppinger is also expected to return after missing the defeat to West Brom with an ankle injury sustained last Friday.
But manager Sean O'Driscoll will be without another midfielder, Martin Woods, who will miss the rest of the season after being pencilled in for surgery on his groin next week.
James Hayter is fit despite hurting his arm during a collision with a goalpost against West Brom and is expected to continue his partnership with Paul Heffernan up front as Billy Sharp is ruled out with a torn thigh muscle.
Doncaster will be looking to halt their recent slide down the table after three straight defeats with their first win of the month.