 On 4 November 2018, he scored a career-high 30 points and hit the game-winning three-pointer with under a second left on the clock as the Bullets defeated the Adelaide 36ers 93–90.He helped the Bullets finish the regular season in fourth place with a 14–14 record, going on to lose 2–0 to the Perth Wildcats in the semi-finals despite his 18 points in game one and 10 points in game two, which was his 200th game in the NBL.On 17 June 2020, Gliddon was released from the final year of his contract with the Bullets in mutual agreement.