← Texas Rangers
Kumar Rocker
Texas Rangers
SP · #80 · Bats R · Throws R · 6'5" · 245 lb · Age 26 · 3 yrs in MLB
2026 grade
15.2
- Runs prevented
- −3.9
- IP · ERA
- 148.0 · 4.38
- K · BB
- 138 · 61
- Rank
- Not qualified
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.
- Strikeouts138 vs 144 avg−1.5
- Walks60 vs 56 avg−1.4
- Hit batters4 vs 7 avg+1.2
- Contact allowed (how it turned out counts a quarter)422 vs 418 avg−1.2
- Parks pitched in−0.6
- Home runs allowed20 vs 20 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Thu, Sep 24vsNYM | W 3-1 | W | 5.0 | 3 | 1 | 1 | 2 | 4 | 0 | 74 | 69.3 |
| Fri, Sep 18vsTOR | W 7-1 | GS | 4.1 | 3 | 1 | 1 | 2 | 2 | 0 | 76 | 68.5 |
| Sat, Sep 12@ARI | W 6-2 | GS | 4.0 | 2 | 1 | 1 | 2 | 5 | 0 | 65 | 67.9 |
| Fri, Sep 4vsTB | L 6-7 | L | 5.0 | 9 | 6 | 5 | 0 | 3 | 2 | 73 | 0.6 |
| Sun, Aug 30@MIL | W 7-4 | GS | 3.0 | 4 | 2 | 2 | 4 | 7 | 0 | 86 | 31.8 |
| Mon, Aug 24@CHW | W 11-2 | W | 5.2 | 5 | 2 | 2 | 3 | 8 | 1 | 93 | 50.3 |
| Wed, Aug 19vsWSH | L 0-6 | L | 5.0 | 6 | 2 | 2 | 1 | 3 | 1 | 92 | 33.2 |
| Fri, Aug 14@ATH | L 3-8 | GS | 5.0 | 4 | 3 | 3 | 5 | 3 | 0 | 94 | 39.1 |
| Sun, Aug 9vsBAL | L 5-10 | L | 3.0 | 7 | 6 | 6 | 2 | 5 | 2 | 69 | 1.8 |
| Sun, Aug 2@HOU | L 3-7 | GS | 5.1 | 10 | 3 | 3 | 2 | 5 | 1 | 88 | 6.5 |
| Mon, Jul 27vsSEA | W 7-3 | W | 6.2 | 4 | 2 | 2 | 2 | 7 | 1 | 88 | 75.6 |
| Tue, Jul 21vsCHW | W 10-0 | W | 6.0 | 1 | 0 | 0 | 2 | 6 | 0 | 75 | 96.7 |
| Sat, Jul 11vsHOU | L 3-9 | L | 5.2 | 8 | 7 | 7 | 2 | 6 | 3 | 91 | 3.3 |
| Sun, Jul 5vsDET | L 3-6 | L | 4.1 | 5 | 3 | 3 | 1 | 4 | 1 | 85 | 38.0 |
| Sun, Jun 28@TOR | W 3-2 | GS | 6.0 | 4 | 0 | 0 | 1 | 5 | 0 | 92 | 89.5 |
| Mon, Jun 22@MIA | W 4-3 | 5.0 | 5 | 2 | 2 | 0 | 9 | 0 | 76 | 66.5 | |
| Tue, Jun 16vsMIN | L 2-12 | L | 3.1 | 7 | 7 | 6 | 2 | 4 | 2 | 70 | 4.8 |
| Thu, Jun 11@KC | W 4-2 | GS | 4.2 | 5 | 2 | 2 | 2 | 3 | 0 | 83 | 51.0 |
| Fri, Jun 5vsCLE | W 3-2 | GS | 5.0 | 6 | 2 | 2 | 1 | 5 | 1 | 94 | 27.8 |
| Sat, May 30vsKC | W 7-6 | GS | 6.0 | 3 | 0 | 0 | 3 | 2 | 0 | 85 | 86.3 |
| Mon, May 25vsHOU | L 0-9 | L | 5.0 | 4 | 4 | 4 | 2 | 5 | 1 | 85 | 46.9 |
| Tue, May 19@COL | W 10-0 | W | 7.2 | 3 | 0 | 0 | 3 | 7 | 0 | 103 | 99.9 |
| Wed, May 13vsARI | W 6-5 | GS | 5.0 | 3 | 0 | 0 | 4 | 3 | 0 | 97 | 64.1 |
| Fri, May 8vsCHC | L 1-7 | L | 3.2 | 4 | 3 | 3 | 3 | 3 | 1 | 87 | 25.6 |
| Sat, May 2@DET | L 1-5 | L | 2.0 | 7 | 5 | 5 | 0 | 2 | 1 | 43 | 9.0 |
| Sun, Apr 26vsATH | L 1-2 | L | 6.0 | 6 | 2 | 2 | 2 | 3 | 0 | 84 | 42.3 |
| Tue, Apr 21vsPIT | W 5-1 | W | 6.0 | 4 | 1 | 1 | 1 | 5 | 0 | 88 | 88.3 |
| Wed, Apr 15@ATH | L 5-6 | GS | 4.2 | 4 | 2 | 2 | 4 | 6 | 0 | 97 | 40.3 |
| Fri, Apr 10@LAD | L 7-8 | GS | 5.0 | 5 | 3 | 3 | 2 | 5 | 2 | 83 | 25.9 |
| Sat, Apr 4vsCIN | L 0-2 | L | 5.0 | 6 | 2 | 2 | 1 | 3 | 0 | 80 | 67.5 |
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.