← Pittsburgh Pirates
Kirby Yates
Pittsburgh Pirates
RP · #54 · Bats L · Throws R · 5'10" · 205 lb · Age 39 · 12 yrs in MLB
2026 grade
65.1
- Runs prevented
- +4.2
- IP · ERA
- 42.1 · 3.19
- K · BB
- 49 · 17
- Rank
- 72 of 205 relievers
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 allowed3 vs 5 avg+3.3
- Strikeouts49 vs 39 avg+2.6
- Hit batters4 vs 2 avg−0.7
- Contact allowed (how it turned out counts a quarter)104 vs 115 avg−0.6
- Walks17 vs 15 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 26@DET | L 3-4 | GS | 1.2 | 2 | 0 | 0 | 0 | 1 | 0 | 28 | 50.8 |
| Wed, Sep 23vsSTL | L 1-5 | 1.0 | 1 | 0 | 0 | 0 | 1 | 0 | 14 | 45.4 | |
| Sun, Aug 30@STL | W 5-4 | H | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 8 | 77.9 |
| Wed, Aug 26@SD | L 0-3 | 0.2 | 3 | 1 | 1 | 2 | 1 | 0 | 35 | 3.2 | |
| Mon, Aug 24@SD | W 3-2 | W | 1.0 | 0 | 0 | 0 | 2 | 1 | 0 | 19 | 47.2 |
| Sat, Aug 22@LAD | L 3-4 | 1.0 | 1 | 0 | 0 | 0 | 0 | 0 | 12 | 43.2 | |
| Fri, Aug 21@LAD | L 4-5 | 1.0 | 1 | 0 | 0 | 0 | 0 | 0 | 17 | 54.4 | |
| Mon, Aug 17vsDET | L 5-8 | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 8 | 84.3 | |
| Sun, Aug 16vsBOS | W 8-3 | W | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 | 14 | 83.7 |
| Fri, Aug 14vsBOS | W 8-4 | 0.2 | 3 | 1 | 1 | 0 | 1 | 0 | 18 | 16.0 | |
| Wed, Aug 12@MIA | L 2-8 | 1.0 | 1 | 0 | 0 | 0 | 2 | 0 | 18 | 59.0 | |
| Sun, Aug 9vsNYM | L 1-11 | 1.0 | 2 | 1 | 1 | 1 | 0 | 1 | 29 | 8.3 | |
| Sat, Aug 8vsNYM | W 9-0 | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 84.3 | |
| Thu, Aug 6@MIL | L 2-5 | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 | 10 | 77.3 | |
| Tue, Aug 4@MIL | L 2-4 | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 77.3 | |
| Sat, Aug 1vsMIL | L 1-3 | 1.0 | 1 | 1 | 1 | 1 | 1 | 0 | 22 | 39.9 | |
| Wed, Jul 29vsHOU | L 4-7 | 1.0 | 2 | 1 | 1 | 0 | 3 | 0 | 21 | 36.0 | |
| Tue, Jul 28vsHOU | L 2-3 | 0.2 | 1 | 0 | 0 | 0 | 2 | 0 | 17 | 45.4 | |
| Sat, Jul 25@SF | L 2-9 | 1.0 | 1 | 0 | 0 | 1 | 0 | 0 | 21 | 19.9 | |
| Fri, Jul 24@SF | L 6-7 | 1.0 | 0 | 1 | 1 | 1 | 0 | 0 | 17 | 61.9 | |
| Wed, Jul 22vsSTL | L 0-1 | 1.0 | 0 | 0 | 0 | 1 | 2 | 0 | 18 | 65.0 | |
| Fri, Jul 17vsDET | L 1-2 | L | 0.2 | 1 | 2 | 2 | 1 | 0 | 0 | 20 | 15.6 |
| Fri, Jul 10@MIN | W 4-3 | S | 1.0 | 1 | 0 | 0 | 0 | 0 | 0 | 13 | 45.1 |
| Thu, Jul 9@TEX | L 6-7 | L | 0.1 | 2 | 1 | 1 | 0 | 0 | 0 | 8 | 14.9 |
| Sun, Jul 5vsBOS | L 5-7 | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 13 | 83.7 | |
| Fri, Jul 3vsBOS | L 2-5 | 1.0 | 1 | 0 | 0 | 0 | 2 | 0 | 13 | 33.7 | |
| Sat, Jun 27vsATH | W 5-2 | S | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 9 | 83.7 |
| Fri, Jun 26vsATH | L 3-9 | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 | 13 | 83.7 | |
| Mon, Jun 22vsBAL | L 1-6 | 1.0 | 1 | 0 | 0 | 0 | 3 | 0 | 13 | 57.8 | |
| Sat, Jun 20@ATH | W 7-0 | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 | 15 | 88.5 | |
| Fri, Jun 19@ATH | L 11-12 | L | 0.1 | 0 | 1 | 0 | 1 | 0 | 0 | 10 | 28.0 |
| Tue, Jun 16@ARI | W 7-0 | 1.0 | 0 | 0 | 0 | 1 | 1 | 0 | 16 | 64.5 | |
| Sat, Jun 13vsTB | W 8-0 | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 9 | 81.8 | |
| Tue, Jun 9vsHOU | W 10-1 | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 | 12 | 78.5 | |
| Mon, Jun 8vsHOU | L 4-5 | B | 1.0 | 1 | 1 | 1 | 1 | 1 | 0 | 24 | 39.1 |
| Fri, Jun 5@LAD | L 0-1 | L | 0.0 | 1 | 1 | 1 | 0 | 0 | 1 | 6 | – |
| Wed, Jun 3vsCOL | W 11-4 | 1.0 | 1 | 0 | 0 | 0 | 2 | 0 | 17 | 41.8 | |
| Mon, Jun 1vsCOL | L 8-9 | L | 1.0 | 2 | 1 | 1 | 0 | 0 | 0 | 10 | 26.5 |
| Tue, May 26@DET | W 10-6 | 1.0 | 0 | 0 | 0 | 1 | 1 | 0 | 16 | 64.5 | |
| Sat, May 23vsTEX | W 5-2 | S | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 11 | 74.1 |
| Thu, May 21vsATH | L 2-3 | 1.0 | 0 | 0 | 0 | 1 | 1 | 0 | 21 | 69.8 | |
| Wed, May 20vsATH | L 5-6 | B | 0.2 | 1 | 1 | 1 | 1 | 1 | 1 | 20 | 6.6 |
| Sun, May 17vsLAD | L 1-10 | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 | 10 | 77.3 | |
| Fri, May 15vsLAD | L 0-6 | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 | 11 | 76.1 | |
| Mon, May 11@CLE | L 2-7 | 0.2 | 2 | 2 | 2 | 1 | 1 | 0 | 22 | 13.3 | |
| Fri, May 8@TOR | L 0-2 | 1.0 | 1 | 0 | 0 | 0 | 1 | 0 | 24 | 55.8 |
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.