We’ve gone over which pitchers had the highest Whiff% on sliders and curveballs during the second half of 2019 over the past few days. Today we move to the offspeed, as we go over which pitchers generated the most whiffs on changeups last season after the All-Star Break.
Most Whiffs on Changeups Post AS Break
Before we get into the Whiff% rates, let’s quickly go over which pitchers had the highest number of swings and misses off the changeup in the second half. Here’s the top five pitchers in that category:
| # | Team | Player | # of Whiffs |
| 1 | Reds | Luis Castillo | 115 |
| 2 | Red Sox | Eduardo Rodriguez | 92 |
| 3 | Mets/Phillies | Jason Vargas | 87 |
| 4 | White Sox | Lucas Giolito | 82 |
| 5 | Mariners | Tommy Milone | 81 |
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Highest Whiff% on Changeups
In order to qualify for these two lists, batters must have swung at least 50 times at a pitcher’s changeup during the second half of 2019. If you’ve missed any of our previous Analytics articles, scroll down to the bottom of this page to check out our previous entries.
Here are the top 10 pitchers who had the highest Whiff% rates on the changeup:
| # | Team | Player | Whiff% |
| 1 | White Sox | Jimmy Cordero | 50.0% |
| 2 | Angels | Patrick Sandoval | 49.6% |
| 3 | Cardinals | John Gant | 47.0% |
| 4 | Yankees | Tommy Kahnle | 45.4% |
| 5 | Reds | Luis Castillo | 45.1% |
| t-6 | Nationals | Max Scherzer | 43.9% |
| t-6 | Rockies | Chi Chi Gonzalez | 43.9% |
| 8 | Braves | Mike Soroka | 43.8% |
| 9 | Cubs | Alec Mills | 43.5% |
| 10 | Tigers | Nick Ramirez | 43.5% |
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Lowest Whiff% on Changeups
| # | Team | Player | Whiff% |
| 1 | Royals | Glenn Sparkman | 9.1% |
| 2 | Athletics | Mike Fiers | 10.8% |
| 3 | Mariners/D-Backs | Mike Leake | 12.9% |
| 4 | Indians | Adam Plutko | 13.9% |
| 5 | Mariners | Yusei Kikuchi | 15.8% |
| 6 | White Sox | Ross Detwiler | 16.9% |
| 7 | Phillies | Zach Eflin | 16.9% |
| 8 | Athletics | Brett Anderson | 17.6% |
| 9 | Pirates | Trevor Williams | 18.1% |
| 10 | Red Sox | Rick Porcello | 18.5% |
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MLB: HIGHEST AND LOWEST WHIFF% ON CURVEBALLS IN 2019 (POST ALL-STAR BREAK) – PITCHERS EDITION
MLB: HIGHEST AND LOWEST WHIFF% ON SLIDERS IN 2019 (POST ALL-STAR BREAK) – PITCHERS EDITION
MLB: WHO HAD THE HIGHEST AND LOWEST WHIFF% IN SEPTEMBER 2019?
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