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| Name | Team | Age |
| Jim Biemiller | Retired (2026, Age 33) | 39 |
| Drafted | Position | Bats/Throws |
| Undrafted (2017) |
RP | R/R |
| League | Option Years
|
Majors Service Time |
| Speaker Wilson League | 0 | 1 years (8 games) |
| Total Rating
|
Arm | Range |
| Contact vs R | Contact vs L | Speed |
| Power vs R | Power vs L | Bunting |
| Endurance | Velocity | Control |
| Leadership
|
Mentor Value
|
|
| Health
|
Injured Days
|
Birthday |
| 0 | 11/9/1992 | |
| WS Rings | WS Appearances | LCS Appearances |
| 0 | 0 | 0 |
| Alt Pos (---) | Alt Pos (---) | Alt Pos (---) |
| (0.0 %) | (0.0 %) | (0.0 %) |
Stats | Splits | Playoffs | Energy | Improvements | Past Skills | Awards | Batting | Fielding | Game Log
| Year | Vs | G | IP | SO | BB | H | WHIP |
| 2023 | AHB | 2 | 1.1 | 2 | 1 | 3 | 3.00 |
| 2023 | LHB | 2 | 1.0 | 1 | 1 | 1 | 2.00 |
| 2023 | RHB | 2 | 0.1 | 1 | 0 | 2 | 6.00 |
| 2025 | AHB | 26 | 36.1 | 25 | 20 | 27 | 1.29 |
| 2025 | HHB | 23 | 30.1 | 26 | 22 | 54 | 2.51 |
| 2025 | LHB | 44 | 30.2 | 24 | 20 | 37 | 1.86 |
| 2025 | RHB | 47 | 36.0 | 27 | 22 | 44 | 1.83 |
| 2032 | AHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| 2032 | AHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| 2032 | HHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| 2032 | HHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| 2032 | LHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| 2032 | LHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| 2032 | RHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| 2032 | RHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| Total | AHB | 28 | 37.2 | 27 | 21 | 30 | 1.35 |
| Total | HHB | 23 | 30.1 | 26 | 22 | 54 | 2.51 |
| Total | LHB | 46 | 31.2 | 25 | 21 | 38 | 1.86 |
| Total | RHB | 49 | 36.1 | 28 | 22 | 46 | 1.87 |
| Total | 51 | 68.0 | 53 | 43 | 84 | 1.87 |
| Date | Transaction |
| 2026-11-01 | Jim Biemiller has retired from the Free Agency Pool |
| 2026-04-11 | The Seattle Supersonics have waived Jim Biemiller. |
| 2026-04-05 | The Seattle Supersonics have designated Jim Biemiller for assignment. |
| 2025-03-01 | The Seattle Supersonics have promoted Jim Biemiller to the major league team. The Seattle Supersonics have promoted Bill Samuels to the major league team. |
| 2025-03-01 | The Seattle Supersonics have acquired Jim Biemiller from the waiver wire. |
| 2023-04-11 | The Kansas City Kangaroos have waived Jim Biemiller. |
| 2023-04-05 | The Kansas City Kangaroos have designated Jim Biemiller for assignment. |
| 2023-03-01 | The Kansas City Kangaroos have promoted Jim Biemiller to the major league team. The Kansas City Kangaroos have promoted Don Williams to the major league team. |
| 2023-03-01 | The Kansas City Kangaroos have acquired Jim Biemiller from the waiver wire. |