The cutter was Kontos’ most thrown pitch in 2018, and it graded out as below-average. Even though he was able to amass above-average 14% K and 11% swinging-strike rates, he was unable to avoid hard contact. Batters generated high .216 ISO and 18% HR/FB rates on the 86 mph pitch.
Kontos’ 84 mph slider graded out as a below-average pitch in 2018. He generated a 20% K rate, held batters to a .071 ISO, and did not allow a home run on the pitch. He also kept the slider out of the strike zone, throwing it for a strike only 38% of the time. Kontos was also able to generate an 11% swinging-strike rate. His biggest issue was allowing line drives, allowing an above-average 30% line-drive rate.
Kontos’ 90 mph sinker graded out as below average on the season. He did generate a 57% ground-ball rate with it, but he also allowed an extremely high .429 ISO while giving up a 38% HR/FB rate. He did not generate a strikeout with the sinker and only amassed a 3% swinging-strike rate.
On his nine 90 mph four-seamers in 2018, Kontos did not allow a hit, but he did walk one batter. He got good movement with the pitch, which allowed him to amass an 11% swinging-strike rate.
Kontos only threw eight changeups and did not allow a hit on the season. He was able to generate good horizontal movement and depth with the pitch.