| Date | Team | Opp | Result | Dec | GS | IP | AB | BF | H | R | ER | HR | BB | IBB | SO | HBP | SH | SF | WP | BK | ERA | WHIP | K/9 | BB/9 | FIP | ERA+ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2009 | ||||||||||||||||||||||||||
| Season Total 1-2 | 4 | 26.1 | 95 | 110 | 23 | 14 | 13 | 2 | 10 | — | 33 | 0 | — | — | 0 | — | 4.45 | 1.25 | 11.29 | 3.42 | — | 72 | ||||
| 2010 | ||||||||||||||||||||||||||
| Season Total 1-2 | 3 | 20.2 | 12 | 7 | 5 | 0 | 7 | 20 | 2.18 | 0.92 | 8.71 | 3.05 | — | 138 |
| Date | Team | Opp | Result | Pos | PA | AB | R | H | TB | 2B | 3B | HR | RBI | SH | SF | HBP | BB | IBB | SO | SB | CS | GIDP | PO | A | E | DP | AVG | OBP | SLG | OPS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2009 Playoffs | ||||||||||||||||||||||||||||||
| Season Total | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — | — | — | — |
| Date | Team | Opp | Result | Dec | GS | IP | AB | BF | H | R | ER | HR | BB | IBB | SO | HBP | SH | SF | WP | BK | ERA | WHIP | K/9 | BB/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2009 Playoffs | ||||||||||||||||||||||||
| Season Total 0-0 | 0 | 2.0 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0.00 | — | 13.50 | — |
| Year | Level | Team | Org | G | PA | AB | R | H | TB | 2B | 3B | HR | RBI | BB | SO | SB | CS | HBP | SF | SAC | GIDP | AVG | OBP | SLG | OPS | BABIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | MLB | Boston Red Sox | Boston Red Sox | 70 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 0.000 | — |
| 2019 | MLB | Career (1 yr) | 70 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 0.000 | — |
| Year | Level | Team | Org | G | GS | IP | H | R | ER | BB | SO | HR | W | L | SV | ERA | WHIP | K/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2013 | AA | Portland | Boston Red Sox | 24 | 24 | 108.0 | 112 | 62 | 52 | 46 | 135 | 11 | 5 | 10 | 0 | 4.33 | 1.46 | 11.25 |
| 2013 | AAA | Pawtucket | Boston Red Sox | 1 | 1 | 5.1 | 3 | 0 | 0 | 2 | 7 | 0 | 1 | 0 | 0 | 0.00 | 0.94 | 11.81 |
| 2014 | AAA | Pawtucket | Boston Red Sox | 23 | 22 | 127.2 | 119 | 60 | 56 | 46 | 103 | 8 | 8 | 9 | 0 | 3.95 | 1.29 | 7.26 |
| 2014 | MLB | Boston Red Sox | Boston Red Sox | 5 | 0 | 9.0 | 11 | 4 | 4 | 2 | 8 | 1 | 0 | 0 | 0 | 4.00 | 1.44 | 8.00 |
| 2015 | AAA | Pawtucket | Boston Red Sox | 17 | 5 | 37.2 | 36 | 17 | 17 | 22 | 41 | 3 | 1 | 1 | 0 | 4.06 | 1.54 | 9.80 |
| 2015 | MLB | Boston Red Sox | Boston Red Sox | 32 | 2 | 43.0 | 56 | 28 | 26 | 15 | 39 | 9 | 3 | 4 | 0 | 5.44 | 1.65 | 8.16 |
| 2016 | MLB | Boston Red Sox | Boston Red Sox | 62 | 0 | 66.2 | 62 | 32 | 30 | 31 | 71 | 6 | 4 | 3 | 1 | 4.05 | 1.40 | 9.59 |
| 2017 | AA | Portland | Boston Red Sox | 1 | 1 | 1.0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0.00 | 2.00 | 9.00 |
| 2017 | MLB | Boston Red Sox | Boston Red Sox | 70 | 0 | 69.2 | 57 | 31 | 30 | 28 | 83 | 7 | 7 | 3 | 1 | 3.88 | 1.22 | 10.72 |
| 2018 | MLB | Boston Red Sox | Boston Red Sox | 62 | 0 | 61.2 | 47 | 25 | 25 | 31 | 96 | 5 | 6 | 4 | 0 | 3.65 | 1.26 | 14.01 |
| 2019 | MLB | Boston Red Sox | Boston Red Sox | 70 | 0 | 64.1 | 51 | 29 | 27 | 38 | 110 | 8 | 5 | 4 | 4 | 3.78 | 1.38 | 15.39 |
| 2021 | AA | Portland | Boston Red Sox | 1 | 1 | 1.0 | 3 | 2 | 2 | 0 | 2 | 0 | 0 | 1 | 0 | 18.00 | 3.00 | 18.00 |
| 2021 | AAA | Worcester | Boston Red Sox | 1 | 0 | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0.00 | — | 9.00 |
| 2021 | MLB | Boston Red Sox | Boston Red Sox | 60 | 0 | 54.2 | 41 | 25 | 23 | 20 | 84 | 8 | 6 | 5 | 24 | 3.79 | 1.12 | 13.83 |
| 2022 | AA | Portland | Boston Red Sox | 3 | 0 | 3.0 | 2 | 1 | 1 | 1 | 4 | 0 | 2 | 0 | 0 | 3.00 | 1.00 | 12.00 |
| 2022 | AAA | Worcester | Boston Red Sox | 2 | 0 | 1.2 | 4 | 2 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 10.80 | 3.60 | 10.80 |
| 2022 | MLB | Boston Red Sox | Boston Red Sox | 44 | 0 | 39.2 | 36 | 22 | 19 | 21 | 34 | 2 | 0 | 4 | 8 | 4.31 | 1.44 | 7.71 |
| 2023 | A | Jupiter | Miami Marlins | 2 | 1 | 3.0 | 2 | 0 | 0 | 1 | 2 | 0 | 1 | 0 | 0 | 0.00 | 1.00 | 6.00 |
| 2023 | MLB | Miami Marlins | Miami Marlins | 24 | 1 | 21.1 | 25 | 13 | 13 | 10 | 20 | 2 | 1 | 0 | 0 | 5.48 | 1.64 | 8.44 |
| 2024 | MLB | Washington Nationals | Washington Nationals | 14 | 0 | 13.1 | 16 | 11 | 10 | 4 | 10 | 1 | 0 | 0 | 0 | 6.75 | 1.50 | 6.75 |
| 2014–2024 | MLB | Career (10 yrs) | 443 | 3 | 443.1 | 402 | 220 | 207 | 200 | 555 | 49 | 32 | 27 | 38 | 4.20 | 1.36 | 11.27 | |
| 2013–2022 | AAA | Career (5 yrs) | 44 | 28 | 173.1 | 162 | 79 | 75 | 72 | 154 | 11 | 10 | 10 | 0 | 3.89 | 1.35 | 8.00 | |
| 2013–2022 | AA | Career (4 yrs) | 29 | 26 | 113.0 | 118 | 65 | 55 | 48 | 142 | 11 | 7 | 11 | 0 | 4.38 | 1.47 | 11.31 | |
| 2023 | A | Career (1 yr) | 2 | 1 | 3.0 | 2 | 0 | 0 | 1 | 2 | 0 | 1 | 0 | 0 | 0.00 | 1.00 | 6.00 |