| W | L | ERA | G | GS | SV | IP | SO | WHIP | |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 4 | 1 | 2.12 | 16 | 0 | 2 | 29.2 | 31 | 1.38 |
| Career Minors | 4 | 1 | 2.12 | 16 | 0 | 2 | 29.2 | 31 | 1.38 |
| G | W-L | ERA | IP | SO | WHIP | |
|---|---|---|---|---|---|---|
| 2025 | 16 | 4-1 | 2.12 | 29.2 | 31 | 1.38 |
| Career Minors | 16 | 4-1 | 2.12 | 29.2 | 31 | 1.38 |
| Season | Tm | LG | L | W | L | ERA | G | GS | SV | IP | H | R | ER | HR | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | DSL Rays | DSL | ROK | 4 | 1 | 2.12 | 16 | 0 | 2 | 29.2 | 24 | 12 | 7 | 1 | 17 | 31 | 1.38 |
| DSL Rays | DSL | ROK | 4 | 1 | 2.12 | 16 | 0 | 2 | 29.2 | 24 | 12 | 7 | 1 | 17 | 31 | 1.38 | |
| Career Minors | DSL Rays | DSL | 4 | 1 | 2.12 | 16 | 0 | 2 | 29.2 | 24 | 12 | 7 | 1 | 17 | 31 | 1.38 |
| Team | Date | Transaction |
|---|---|---|
|
|
08/21/2025 | RHP Ralph Sierra assigned to DSL Tampa Bay from DSL Rays. |
|
|
08/21/2025 | DSL Tampa Bay activated RHP Ralph Sierra. |
|
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05/31/2025 | RHP Ralph Sierra assigned to DSL Rays. |
|
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02/21/2025 | Tampa Bay Rays signed free agent RHP Ralph Sierra to a minor league contract. |