So far in his MLB career, Koslo has allowed 1,597 base knocks and he has 606 punch outs in 1,591 innings. He has allowed a total of 651 earned runs while holding a WHIP of 1.342 and being the owner of a FIP of 3.6. He has a K/BB ratio of 1.13 and he has gone up against 6,803 opposing hitters so far in his pro baseball career. Koslo (92-107 career win-loss mark) has a 3.68 earned run average and has given up 9.0 hits per nine innings.
