← Detroit Tigers
Jacob Waguespack
Detroit Tigers
RP · #58 · Bats R · Throws R · 6'6" · 228 lb · Age 32 · 4 yrs in MLB
2026 grade
36.8
- Runs prevented
- +0.8
- IP · ERA
- 47.0 · 2.49
- K · BB
- 35 · 18
- Rank
- 130 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.
- Contact allowed (how it turned out counts a quarter)119 vs 117 avg+3.3
- Strikeouts35 vs 40 avg−1.4
- Walks18 vs 16 avg−0.8
- Home runs allowed6 vs 5 avg−0.7
- Parks pitched in+0.3
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 26vsPIT | W 4-3 | W | 1.1 | 2 | 0 | 0 | 0 | 2 | 0 | 24 | 18.6 |
| Wed, Sep 23vsWSH | L 2-4 | 2.0 | 1 | 1 | 1 | 1 | 2 | 0 | 28 | 67.1 | |
| Sat, Sep 19@CHW | L 1-3 | 2.0 | 0 | 0 | 0 | 1 | 3 | 0 | 31 | 68.9 | |
| Thu, Sep 17@CHW | L 1-3 | 1.0 | 1 | 0 | 0 | 0 | 2 | 0 | 12 | 55.7 | |
| Tue, Sep 15@TOR | W 10-1 | 2.0 | 1 | 0 | 0 | 0 | 1 | 0 | 22 | 94.7 | |
| Fri, Sep 11vsCOL | W 6-2 | 2.0 | 1 | 0 | 0 | 0 | 2 | 0 | 20 | 95.0 | |
| Mon, Sep 7vsMIN | W 5-4 | H | 1.0 | 0 | 0 | 0 | 1 | 1 | 0 | 12 | 51.4 |
| Fri, Sep 4@CLE | L 3-4 | B | 1.0 | 1 | 2 | 2 | 1 | 1 | 1 | 21 | 15.1 |
| Wed, Sep 2@MIN | W 11-6 | 1.1 | 0 | 0 | 0 | 1 | 1 | 0 | 15 | 70.6 | |
| Tue, Sep 1@MIN | L 2-15 | 1.0 | 1 | 1 | 1 | 2 | 1 | 0 | 21 | 30.0 | |
| Sun, Aug 30vsLAD | L 1-6 | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 12 | 87.3 | |
| Fri, Aug 28vsLAD | L 1-2 | L | 1.1 | 2 | 1 | 1 | 0 | 0 | 0 | 20 | 36.6 |
| Tue, Aug 25vsTB | W 4-1 | H | 1.0 | 0 | 0 | 0 | 1 | 1 | 0 | 18 | 65.9 |
| Sun, Aug 23@KC | L 7-11 | GS | 1.1 | 1 | 2 | 2 | 1 | 1 | 0 | 30 | 53.5 |
| Wed, Aug 19@PIT | L 3-4 | H | 0.2 | 1 | 1 | 1 | 0 | 0 | 1 | 15 | 16.5 |
| Sun, Aug 16vsCHW | L 5-7 | 2.0 | 1 | 1 | 1 | 0 | 1 | 1 | 28 | 50.9 | |
| Fri, Aug 14vsCHW | L 5-9 | 1.1 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 94.0 | |
| Tue, Aug 11vsCLE | W 6-4 | W | 2.0 | 2 | 0 | 0 | 1 | 0 | 0 | 25 | 57.8 |
| Tue, Aug 4@SEA | W 8-0 | 1.0 | 0 | 0 | 0 | 1 | 1 | 0 | 11 | 61.2 | |
| Sat, Aug 1@ATH | W 8-6 | H | 0.2 | 1 | 0 | 0 | 0 | 1 | 0 | 9 | 46.1 |
| Wed, Jul 29vsBAL | L 9-10 | 1.2 | 0 | 2 | 1 | 1 | 0 | 0 | 15 | 66.2 | |
| Mon, Jul 27vsBAL | L 5-8 | 2.0 | 0 | 0 | 0 | 2 | 2 | 0 | 35 | 69.5 | |
| Sat, Jul 25vsKC | L 2-3 | L | 1.2 | 1 | 1 | 1 | 0 | 1 | 1 | 24 | 51.3 |
| Thu, Jul 23vsKC | W 4-3 | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | – | |
| Mon, Jul 20@CHC | W 8-6 | H | 1.1 | 1 | 0 | 0 | 0 | 1 | 0 | 15 | 67.5 |
| Sat, Jul 18@LAA | W 7-0 | 0.2 | 1 | 0 | 0 | 2 | 1 | 0 | 23 | 22.5 | |
| Fri, Jul 10vsPHI | W 10-2 | 0.2 | 1 | 0 | 0 | 0 | 0 | 0 | 16 | 60.0 | |
| Tue, Jul 7vsATH | W 6-2 | 2.0 | 0 | 0 | 0 | 0 | 1 | 0 | 23 | 98.8 | |
| Tue, Jun 30@NYY | W 9-3 | 2.0 | 1 | 0 | 0 | 0 | 2 | 0 | 35 | 94.5 | |
| Sun, Jun 28vsHOU | L 5-7 | 0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | – | |
| Sat, Jun 27vsHOU | L 6-8 | 1.0 | 1 | 0 | 0 | 1 | 0 | 0 | 14 | 32.8 | |
| Wed, Jun 24vsNYY | L 2-4 | 1.2 | 0 | 0 | 0 | 0 | 2 | 0 | 20 | 91.3 | |
| Wed, Jun 17@HOU | L 2-4 | 2.0 | 0 | 0 | 0 | 0 | 1 | 0 | 20 | 98.1 | |
| Mon, Jun 15@HOU | W 9-3 | 1.1 | 2 | 2 | 2 | 0 | 1 | 2 | 13 | 5.3 | |
| Fri, Jun 12@CLE | L 2-3 | 1.0 | 1 | 0 | 0 | 1 | 1 | 0 | 20 | 39.1 |
2026 game log: hitting
Game grades need 3 plate appearances.
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.