As a senior, he was named first-team All-Big Ten Conference by the media and to the third-team by the league's coaches after recording 51 tackles, 13 pass breakups, two interceptions and a fumble recovery.

[1] He finished his collegiate career with 172 total tackles, ten interceptions, and 39 passes defended.

[2] Hartage was signed by the Miami Dolphins as an undrafted free agent on April 27, 2019.

[3] He was waived on August 31, 2019 as part of final roster cuts, but was re-signed to the team's practice squad.

[4] Hartage was promoted to the Dolphins' active roster on December 1 and made his NFL debut the same day against the Philadelphia Eagles.