How Zack ranks vs qualified MLB pitchers in 2026. Higher percentile = better. The chip on each bar is the percentile (e.g. 11%ile means better than 11% of qualified players).
| Split | IP | ERA | WHIP | K | BB | HR |
|---|---|---|---|---|---|---|
| As starter | 67 | 6.18 | 1.48 | 41 | 26 | 20 |
| In relief | 12 | 7.50 | 2.08 | 3 | 4 | 5 |
| In relief | 45 | 3.18 | 1.13 | 29 | 9 | 5 |
| In relief | 57 |
Last appearance · Aug 22 · 63 pitches
| Pitch | Count | Usage | Avg Velo | Max |
|---|---|---|---|---|
SplitterFS | 21 | 33% | 84.8 mph | 85.8 |
SliderSL | 19 | 30% | 88.9 mph | 90.1 |
SinkerSI | 15 | 24% | 91.6 mph | 93.1 |
SweeperST | 4 | 6% | 79.5 mph | 81.2 |
Four-Seam FastballFF | 4 | 6% | 91.3 mph | 92.4 |
| Date | Opp | IP | H | R | ER | BB | K | HR | ERA |
|---|---|---|---|---|---|---|---|---|---|
| 2026-08-22 | vs Cincinnati Reds | 3 | 8 | 4 | 4 | 2 | 1 | 3 | 5.21 |
| 2026-08-17 | @ Boston Red Sox | 3 | 11 |
| Year | Team | W | L | G | IP | ERA | WHIP | K | BB | HR | K/9 | BB/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | Minnesota Twins | 0 | 2 | 8 | 20.1 | 6.20 | 1.77 | 14 | 11 | 3 | 6.20 | 4.87 |
| 4.08 |
| 1.33 |
| 32 |
| 13 |
| 10 |
| Home | 8 | 4.32 | 1.68 | 3 | 4 | 3 |
| Home | 65 | 4.71 | 1.34 | 45 | 19 | 14 |
| Home | 73 | 4.66 | 1.38 | 48 | 23 | 17 |
| Away | 3 | 14.73 | 3.00 | 0 | 0 | 2 |
| Away | 47 | 5.32 | 1.33 | 25 | 16 | 11 |
| Away | 51 | 6.00 | 1.45 | 25 | 16 | 13 |
| 8 |
| 6 |
| 0 |
| 0 |
| 2 |
| 5.07 |
| 2026-08-10 | vs Colorado Rockies | 4 | 2 | 0 | 0 | 2 | 2 | 0 | 4.77 |
| 2026-08-04 | @ Philadelphia Phillies | 6 | 7 | 4 | 4 | 1 | 2 | 0 | 4.97 |
| 2026-07-29 | vs Toronto Blue Jays | 4 | 4 | 0 | 0 | 3 | 2 | 0 | 4.94 |
| 2026-07-24 | — | 5 | 4 | 1 | 1 | 1 | 5 | 0 | 5.17 |
| 2026-07-18 | @ Athletics | 6 | 8 | 8 | 8 | 4 | 4 | 2 | 5.34 |
| 2026-07-10 | vs New York Yankees | 4 | 5 | 1 | 1 | 0 | 5 | 1 | 4.90 |
| 2026-07-04 | vs Pittsburgh Pirates | 6 | 4 | 1 | 1 | 1 | 3 | 0 | 5.02 |
| 2026-06-28 | @ Baltimore Orioles | 5 | 3 | 2 | 2 | 2 | 3 | 1 | 5.29 |
| 2019 |
| Minnesota Twins |
| 6 |
| 0 |
| 29 |
| 37.0 |
| 2.68 |
| 1.16 |
| 32 |
| 9 |
| 4 |
| 7.78 |
| 2.19 |
| 2020 | Minnesota Twins | 0 | 0 | 6 | 6.1 | 9.95 | 2.37 | 3 | 3 | 5 | 4.26 | 4.26 |
| 2021 | San Francisco Giants | 4 | 0 | 63 | 61.2 | 2.92 | 1.14 | 63 | 24 | 7 | 9.19 | 3.50 |
| 2022 | San Francisco Giants | 3 | 3 | 39 | 44.1 | 5.08 | 1.38 | 39 | 13 | 8 | 7.92 | 2.64 |
| 2023 | Boston Red Sox | 0 | 0 | 2 | 3.0 | 9.00 | 2.00 | 2 | 3 | 0 | 6.00 | 9.00 |
| 2023 | Tampa Bay Rays | 3 | 6 | 26 | 87.0 | 3.93 | 1.15 | 72 | 9 | 13 | 7.45 | 0.93 |
| 2023 | 3 | 6 | 28 | 90.0 | 4.10 | 1.18 | 74 | 12 | 13 | 7.40 | 1.20 |
| 2024 | Tampa Bay Rays | 8 | 10 | 29 | 156.1 | 3.63 | 1.25 | 141 | 31 | 22 | 8.12 | 1.78 |
| 2025 | Tampa Bay Rays | 8 | 8 | 22 | 133.1 | 3.58 | 1.12 | 89 | 21 | 26 | 6.01 | 1.42 |
| 2025 | Cincinnati Reds | 2 | 0 | 10 | 53.1 | 4.39 | 1.07 | 41 | 11 | 10 | 6.92 | 1.86 |
| 2025 | 10 | 8 | 32 | 186.2 | 3.81 | 1.10 | 130 | 32 | 36 | 6.27 | 1.54 |
| 2026 | Washington Nationals | 7 | 8 | 23 | 112.1 | 4.97 | 1.34 | 70 | 35 | 25 | 5.61 | 2.80 |
| 2026 | Arizona Diamondbacks | 1 | 0 | 3 | 12.0 | 7.50 | 2.08 | 3 | 4 | 5 | 2.25 | 3.00 |
| 2026 | 8 | 8 | 26 | 124.1 | 5.21 | 1.41 | 73 | 39 | 30 | 5.28 | 2.82 |
| Career | — | 42 | 37 | 260 | 727.0 | 4.11 | 1.25 | 569 | 174 | 128 | 7.04 | 2.15 |
