← Kansas City Royals
Michael Wacha
Kansas City Royals
SP · #52 · Bats R · Throws R · 6'6" · 215 lb · Age 35 · 14 yrs in MLB
2026 grade
22.8
- Runs prevented
- −0.8
- IP · ERA
- 200.2 · 3.32
- K · BB
- 158 · 54
- Rank
- 36 of 46 starters
What the grade is made of
Runs each part saves or costs against an average pitcher facing the same batters. Contact counts a quarter for how it turned out, because over a season that's mostly the fielders and luck.
- Home runs allowed30 vs 25 avg−7.4
- Strikeouts157 vs 180 avg−6.4
- Walks53 vs 70 avg+5.5
- Contact allowed (how it turned out counts a quarter)561 vs 525 avg+5.1
- Parks pitched in+1.8
- Hit batters8 vs 9 avg+0.5
2026 game log: pitching
Game grades need 3 batters faced; starts are ranked against starts, relief outings against relief outings.
| Game | Result | Dec | IP | H | R | ER | BB | K | HR | PC | Grade |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sat, Sep 26vsCLE | L 5-11 | L | 6.1 | 6 | 6 | 2 | 1 | 4 | 2 | 90 | 20.5 |
| Sun, Sep 20@PIT | L 3-4 | GS | 5.2 | 4 | 2 | 2 | 4 | 5 | 1 | 113 | 54.6 |
| Tue, Sep 15@HOU | L 2-4 | L | 6.0 | 4 | 4 | 4 | 1 | 2 | 3 | 99 | 35.8 |
| Tue, Sep 8vsARI | L 3-5 | GS | 6.0 | 3 | 0 | 0 | 4 | 4 | 0 | 93 | 81.3 |
| Thu, Sep 3vsMIA | W 7-3 | W | 6.0 | 6 | 3 | 3 | 2 | 7 | 2 | 96 | 28.4 |
| Fri, Aug 28@CLE | W 3-0 | W | 8.0 | 4 | 0 | 0 | 0 | 10 | 0 | 103 | 99.0 |
| Sat, Aug 22vsDET | W 3-1 | W | 7.0 | 3 | 1 | 1 | 1 | 6 | 1 | 96 | 87.4 |
| Mon, Aug 17vsATH | W 9-5 | W | 5.0 | 6 | 4 | 4 | 0 | 3 | 3 | 79 | 15.1 |
| Tue, Aug 11@LAD | L 4-5 | GS | 6.2 | 7 | 3 | 3 | 0 | 5 | 1 | 96 | 49.8 |
| Thu, Aug 6vsMIN | L 3-4 | GS | 5.2 | 3 | 1 | 1 | 3 | 1 | 1 | 94 | 61.2 |
| Fri, Jul 31@COL | L 1-3 | L | 6.0 | 5 | 3 | 1 | 0 | 7 | 0 | 99 | 92.1 |
| Sat, Jul 25@DET | W 3-2 | GS | 7.0 | 6 | 2 | 2 | 2 | 3 | 1 | 96 | 49.5 |
| Mon, Jul 20vsSF | W 4-3 | GS | 6.0 | 3 | 1 | 1 | 2 | 5 | 1 | 96 | 81.9 |
| Thu, Jul 9@NYM | L 3-7 | L | 4.2 | 6 | 6 | 6 | 3 | 5 | 1 | 104 | 16.0 |
| Sat, Jul 4vsPHI | L 1-6 | L | 6.0 | 8 | 4 | 4 | 1 | 7 | 3 | 105 | 13.7 |
| Sat, Jun 27@CHW | L 1-2 | GS | 7.2 | 6 | 1 | 1 | 1 | 7 | 0 | 105 | 90.1 |
| Mon, Jun 22@TB | W 2-1 | W | 7.0 | 6 | 1 | 1 | 1 | 5 | 0 | 99 | 72.4 |
| Tue, Jun 16@WSH | L 4-6 | GS | 6.0 | 7 | 3 | 3 | 1 | 3 | 0 | 90 | 34.9 |
| Thu, Jun 11vsTEX | L 2-4 | L | 7.0 | 9 | 4 | 4 | 1 | 2 | 1 | 102 | 29.7 |
| Fri, Jun 5@MIN | L 3-5 | L | 5.2 | 8 | 5 | 4 | 0 | 2 | 1 | 77 | 29.5 |
| Sun, May 31@TEX | L 3-6 | L | 5.0 | 8 | 6 | 6 | 4 | 5 | 0 | 82 | 4.9 |
| Mon, May 25vsNYY | L 3-4 | GS | 7.0 | 5 | 2 | 2 | 2 | 5 | 1 | 93 | 68.4 |
| Wed, May 20vsBOS | L 3-4 | GS | 6.0 | 6 | 2 | 1 | 2 | 8 | 0 | 105 | 50.2 |
| Fri, May 15@STL | L 4-5 | GS | 6.0 | 5 | 3 | 3 | 1 | 5 | 2 | 87 | 33.4 |
| Sat, May 9vsDET | W 5-1 | W | 7.0 | 2 | 0 | 0 | 2 | 6 | 0 | 89 | 96.9 |
| Mon, May 4vsCLE | W 6-2 | W | 7.0 | 4 | 2 | 2 | 1 | 3 | 1 | 79 | 86.2 |
| Wed, Apr 29@ATH | L 2-5 | L | 5.0 | 8 | 4 | 4 | 4 | 5 | 1 | 105 | 5.5 |
| Wed, Apr 22vsBAL | L 6-8 | L | 5.1 | 7 | 6 | 6 | 2 | 5 | 1 | 89 | 26.2 |
| Fri, Apr 17@NYY | L 2-4 | GS | 6.0 | 3 | 2 | 2 | 3 | 6 | 1 | 97 | 69.5 |
| Sat, Apr 11vsCHW | W 2-0 | W | 8.0 | 4 | 0 | 0 | 1 | 7 | 0 | 88 | 95.8 |
| Mon, Apr 6@CLE | W 4-2 | W | 7.0 | 3 | 1 | 1 | 3 | 3 | 1 | 102 | 68.3 |
| Sat, Mar 28@ATL | L 2-6 | GS | 6.0 | 3 | 0 | 0 | 1 | 7 | 0 | 80 | 89.1 |
Scores, box scores and play-by-play from ESPN. The run values and park factors behind the grades were worked out from Retrosheet's play-by-play: the information used here was obtained free of charge from and is copyrighted by Retrosheet. Interested parties may contact Retrosheet at www.retrosheet.org.