Mulholland (124-142 win-loss record in his career) has earned a 4.41 earned run average while allowing 9.9 hits per nine innings. He has a strikeout to walk ratio of 1.95 and he has gone up against 11,060 opposing batters in his career. Thus far in his career, Mulholland has conceded 2,833 hits while earning 1,325 strikeouts in 2,575 innings pitched. He has conceded 1,262 earned runs while holding a WHIP of 1.365 and a FIP of 4.3.
