2020: Will compete in his first full-time NASCAR Gander RV & Outdoors Truck Series season with GMS Racing piloting the No. 26 Chevrolet Silverado. Ankrum was tagged as an up-and-coming talent in the Gander Trucks, being named to the 2020 class of the Drivers Edge Development program.
2019: Earned Gander Trucks Rookie of the Year honors. Earned his first Gander Trucks victory at Kentucky Speedway, qualifying him for the Gander Trucks Playoffs for the first time in his career. Ankrum finished the 2019 season with one win, three top-five and eight top-ten finishes after missing the first three races of the season due to an age restriction.
2018: Won four races en route to the NASCAR K&N Pro Series East championship in addition to being awarded K&N Pro Series East Rookie of the Year.