Age: 31, 248 lbs, 6'5" Born: 1/24/1994, Aptos, CA, USA Sal: N/A PLAYER NEWS REPORT 2 monthsSecures second save. Allowed a hit and struck out one over a scoreless inning to earn the save in Thursday's 5-2 win over the Angels.
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| 2025 | MIL | 72 | 0 | 66.0 | 2.86 | 6 | 1 | 0 | 2 | 57 | 11 | 1 | 6 | 68 | 4 | 20 | 1 | 0 | 21 | 21 | 0 | 1.17 | 9.27 | 36.0 | 0.5 |
| 2024 | MIL | 55 | 0 | 62.0 | 2.47 | 9 | 4 | 0 | 1 | 54 | 5 | 1 | 4 | 63 | 4 | 23 | 0 | 0 | 22 | 17 | 0 | 1.24 | 9.15 | 48.0 | 0.9 |
| 2022 | ATH | 10 | 0 | 39.3 | 5.72 | 1 | 3 | 0 | 0 | 40 | 10 | 1 | 4 | 22 | 5 | 15 | 4 | 1 | 25 | 25 | 0 | 1.40 | 5.03 | 5.0 | 0.5 |
| | | 137 | 0 | 167.3 | 3.68 | 16 | 8 | 0 | 3 | 151 | 26 | 3 | 14 | 153 | 13 | 58 | 5 | 1 | 68 | 63 | 0 | 1.27 | 7.82 | 89.0 | 0.6 |
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| 10/17/2025 | LAD@ | L1 - 5 | 0 | 1.0 | 0.00 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2.00 | 18.00 | 0.0 |
| 10/16/2025 | LAD@ | L1 - 3 | 0 | 1.3 | 0.00 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0.75 | 20.25 | 0.0 |
| 10/13/2025 | LAD | L1 - 2 | 0 | 1.7 | 0.00 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 5.40 | 0.0 |
| 10/8/2025 | CHC@ | L3 - 4 | 0 | 0.3 | 0.00 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.00 | 0.00 | 0.0 |
| 10/6/2025 | CHC | W7 - 3 | 0 | 1.3 | 0.00 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 6.75 | 0.0 |
| 10/4/2025 | CHC | W9 - 3 | 0 | 1.0 | 9.00 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1.00 | 0.00 | 0.0 |
| 9/28/2025 | CIN | W4 - 2 | 0 | 1.0 | 0.00 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 9.00 | 0.0 |
| 9/24/2025 | SD@ | W3 - 1 | 0 | 1.0 | 0.00 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.00 | 9.00 | 0.0 |
| 9/22/2025 | SD@ | L4 - 5 | 0 | 1.0 | 0.00 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.00 | 9.00 | 0.0 |
| 9/20/2025 | STL@ | W3 - 2 | 0 | 2.0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 4.50 | 5.0 |
| | | | 0 | 11.7 | 0.90 | 1 | 0 | 0 | 0 | 6 | 0 | 0 | 1 | 11 | 1 | 2 | 0 | 0 | 1 | 1 | 0 | 1.18 | 8.19 | 5.0 |
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| J. Koenig | P | MIL | 7/21/2024 | Comes off IL. |
| J. Koenig | P | MIL | 6/29/2024 | Lands on injured list. |
| J. Koenig | P | MIL | 5/4/2024 | Recalled from Triple-A. |
| J. Koenig | P | MIL | 4/27/2024 | Optioned to Nashville. |
| J. Koenig | P | MIL | 4/21/2024 | Recalled from Triple-A. |
| J. Koenig | P | MIL | 4/17/2024 | Sent back to Nashville. |
| J. Koenig | P | MIL | 4/14/2024 | Contract selected by Milwaukee. |
| J. Koenig | P | MIL | 11/17/2023 | Minors pact with Brewers. |
| J. Koenig | P | MIL | 2/23/2023 | Inks MiLB deal with San Diego. |
| J. Koenig | P | MIL | 11/18/2022 | Non-tendered by Oakland. |
Stars of the month
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| March 27, 2025 | J. Koenig | MIL | P | NA |
| March 30, 2025 | J. Koenig | MIL | P | Rookie star |
| April 01, 2025 | J. Koenig | MIL | P | NA |
| April 02, 2025 | J. Koenig | MIL | P | NA |
| April 06, 2025 | J. Koenig | MIL | P | Rookie star |
| April 09, 2025 | J. Koenig | MIL | P | NA |
| April 11, 2025 | J. Koenig | MIL | P | NA |
| April 12, 2025 | J. Koenig | MIL | P | NA |
| April 15, 2025 | J. Koenig | MIL | P | NA |
| April 16, 2025 | J. Koenig | MIL | P | NA |
| April 19, 2025 | J. Koenig | MIL | P | NA |
| April 21, 2025 | J. Koenig | MIL | P | NA |
| April 24, 2025 | J. Koenig | MIL | P | NA |
| April 27, 2025 | J. Koenig | MIL | P | NA |
| April 30, 2025 | J. Koenig | MIL | P | NA |
| May 04, 2025 | J. Koenig | MIL | P | NA |
| May 05, 2025 | J. Koenig | MIL | P | NA |
| May 09, 2025 | J. Koenig | MIL | P | NA |
| May 10, 2025 | J. Koenig | MIL | P | NA |
| May 13, 2025 | J. Koenig | MIL | P | 2nd star |
| May 14, 2025 | J. Koenig | MIL | P | NA |
| May 18, 2025 | J. Koenig | MIL | P | NA |
| May 19, 2025 | J. Koenig | MIL | P | 2nd star |
| May 20, 2025 | J. Koenig | MIL | P | NA |
| May 23, 2025 | J. Koenig | MIL | P | NA |
| May 25, 2025 | J. Koenig | MIL | P | NA |
| May 27, 2025 | J. Koenig | MIL | P | NA |
| May 28, 2025 | J. Koenig | MIL | P | NA |
| June 01, 2025 | J. Koenig | MIL | P | NA |
| June 02, 2025 | J. Koenig | MIL | P | NA |
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Stars of the week
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| March 27, 2025 | J. Koenig | MIL | P | 2nd star |
| April 02, 2025 | J. Koenig | MIL | P | 3rd star |
| April 21, 2025 | J. Koenig | MIL | P | 1st star |
| April 30, 2025 | J. Koenig | MIL | P | 1st star |
| May 09, 2025 | J. Koenig | MIL | P | 1st star |
| May 14, 2025 | J. Koenig | MIL | P | 2nd star |
| May 18, 2025 | J. Koenig | MIL | P | 1st star |
| May 23, 2025 | J. Koenig | MIL | P | 1st star |
| May 25, 2025 | J. Koenig | MIL | P | NA |
| June 02, 2025 | J. Koenig | MIL | P | 3rd star |
| June 15, 2025 | J. Koenig | MIL | P | 1st star |
| June 22, 2025 | J. Koenig | MIL | P | 2nd star |
| June 27, 2025 | J. Koenig | MIL | P | 2nd star |
| July 05, 2025 | J. Koenig | MIL | P | 3rd star |
| July 12, 2025 | J. Koenig | MIL | P | 3rd star |
| July 19, 2025 | J. Koenig | MIL | P | 2nd star |
| August 20, 2025 | J. Koenig | MIL | P | 1st star |
| August 26, 2025 | J. Koenig | MIL | P | 2nd star |
| September 20, 2025 | J. Koenig | MIL | P | 3rd star |
| October 04, 2025 | J. Koenig | MIL | P | Rookie star |
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