| W | L | ERA | G | GS | SV | IP | SO | WHIP | |
|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | 1 | 4.08 | 5 | 5 | 0 | 17.2 | 20 | 1.36 |
| Career Minors | 23 | 14 | 3.73 | 74 | 61 | 0 | 304 | 376 | 1.26 |
| G | W-L | ERA | IP | SO | WHIP | |
|---|---|---|---|---|---|---|
| 2026 | 5 | 0-1 | 4.08 | 17.2 | 20 | 1.36 |
| Career Minors | 74 | 23-14 | 3.73 | 304 | 376 | 1.26 |
| Season | Tm | LG | L | W | L | ERA | G | GS | SV | IP | H | R | ER | HR | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | FCL Red Sox | FCL | ROK | 0 | 0 | 10.80 | 2 | 0 | 0 | 1.2 | 2 | 2 | 2 | 0 | 2 | 0 | 2.40 |
| 2023 | 2 Teams | Minors | 11 | 6 | 3.37 | 23 | 22 | 0 | 117.2 | 97 | 50 | 44 | 22 | 33 | 155 | 1.10 | |
| 2023 | Greenville Drive | SAL | A+ | 4 | 2 | 2.83 | 11 | 11 | 0 | 60.1 | 51 | 23 | 19 | 11 | 10 | 83 | 1.01 |
| 2023 | Portland Sea Dogs | EAS | AA | 7 | 4 | 3.92 | 12 | 11 | 0 | 57.1 | 46 | 27 | 25 | 11 | 23 | 72 | 1.20 |
| 2024 | Portland Sea Dogs | EAS | AA | 11 | 4 | 3.17 | 24 | 21 | 0 | 113.2 | 89 | 47 | 40 | 9 | 51 | 148 | 1.23 |
| 2025 | 2 Teams | Minors | 1 | 3 | 5.51 | 17 | 12 | 0 | 47.1 | 43 | 29 | 29 | 10 | 31 | 48 | 1.56 | |
| 2025 | Portland Sea Dogs | EAS | AA | 0 | 1 | 3.00 | 4 | 3 | 0 | 9.0 | 5 | 3 | 3 | 0 | 4 | 12 | 1.00 |
| 2025 | Worcester Red Sox | INT | AAA | 1 | 2 | 6.10 | 13 | 9 | 0 | 38.1 | 38 | 26 | 26 | 10 | 27 | 36 | 1.70 |
| 2026 | 2 Teams | Minors | 0 | 1 | 4.18 | 8 | 6 | 0 | 23.2 | 25 | 11 | 11 | 3 | 9 | 25 | 1.44 | |
| 2026 | Portland Sea Dogs | EAS | AA | 0 | 0 | 4.50 | 3 | 1 | 0 | 6.0 | 8 | 3 | 3 | 1 | 2 | 5 | 1.67 |
| 2026 | Worcester Red Sox | INT | AAA | 0 | 1 | 4.08 | 5 | 5 | 0 | 17.2 | 17 | 8 | 8 | 2 | 7 | 20 | 1.36 |
| FCL Red Sox | FCL | ROK | 0 | 0 | 10.80 | 2 | 0 | 0 | 1.2 | 2 | 2 | 2 | 0 | 2 | 0 | 2.40 | |
| Worcester Red Sox | INT | AAA | 1 | 3 | 5.46 | 18 | 14 | 0 | 56.0 | 55 | 34 | 34 | 12 | 34 | 56 | 1.59 | |
| Portland Sea Dogs | EAS | AA | 18 | 9 | 3.44 | 43 | 36 | 0 | 186.0 | 148 | 80 | 71 | 21 | 80 | 237 | 1.23 | |
| Greenville Drive | SAL | A+ | 4 | 2 | 2.83 | 11 | 11 | 0 | 60.1 | 51 | 23 | 19 | 11 | 10 | 83 | 1.01 | |
| Career Minors | 4 Teams | 23 | 14 | 3.73 | 74 | 61 | 0 | 304.0 | 256 | 139 | 126 | 44 | 126 | 376 | 1.26 |
| Year | Team |
|---|---|
| 2023 |
|
| Team | Date | Transaction |
|---|---|---|
|
|
06/16/2026 | Worcester Red Sox transferred RHP Isaac Coffey from the 7-day injured list to the 60-day injured list. |
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05/13/2026 | Worcester Red Sox placed RHP Isaac Coffey on the 7-day injured list. |
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04/15/2026 | RHP Isaac Coffey assigned to Worcester Red Sox from Portland Sea Dogs. |
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03/23/2026 | RHP Isaac Coffey assigned to Portland Sea Dogs from Worcester Red Sox. |
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08/24/2025 | RHP Isaac Coffey assigned to Worcester Red Sox from Portland Sea Dogs. |
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08/15/2025 | RHP Isaac Coffey assigned to Portland Sea Dogs from Worcester Red Sox. |
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07/29/2025 | Worcester Red Sox placed RHP Isaac Coffey on the 7-day injured list. Left hip strain. |
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06/04/2025 | RHP Isaac Coffey assigned to Worcester Red Sox from Portland Sea Dogs. |
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05/20/2025 | RHP Isaac Coffey assigned to Portland Sea Dogs from Worcester Red Sox. |
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03/28/2025 | Worcester Red Sox transferred RHP Isaac Coffey to the Development List. |
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03/23/2025 | RHP Isaac Coffey assigned to Worcester Red Sox from Portland Sea Dogs. |
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03/23/2025 | Worcester Red Sox activated RHP Isaac Coffey. |
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06/25/2024 | Portland Sea Dogs activated RHP Isaac Coffey. |
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06/18/2024 | Portland Sea Dogs transferred RHP Isaac Coffey to the Development List. |
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06/13/2024 | Portland Sea Dogs activated RHP Isaac Coffey. |
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06/12/2024 | Portland Sea Dogs transferred RHP Isaac Coffey to the Development List. |
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03/07/2024 | Boston Red Sox Prospects activated RHP Isaac Coffey. |
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09/07/2023 | Portland Sea Dogs activated RHP Isaac Coffey. |
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08/31/2023 | Portland Sea Dogs transferred RHP Isaac Coffey to the Development List. |
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08/01/2023 | Portland Sea Dogs activated RHP Isaac Coffey. |
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07/21/2023 | Portland Sea Dogs transferred RHP Isaac Coffey to the Development List. |
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06/20/2023 | RHP Isaac Coffey assigned to Portland Sea Dogs from Greenville Drive. |
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04/05/2023 | RHP Isaac Coffey assigned to Greenville Drive from FCL Red Sox. |
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08/03/2022 | RHP Isaac Coffey assigned to FCL Red Sox. |
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07/26/2022 | Boston Red Sox signed RHP Isaac Coffey. |