Pirates place Isaac Mattson on injured list and recall Brandon Eisert
2 sources • 1 min read • Latest: Sep 8, 2026, 11:39 PM
Last updated Sep 8, 2026
The Pittsburgh Pirates placed right-handed reliever Isaac Mattson on the 15-day injured list on September 8 due to right hip inflammation. The move is retroactive to September 6. Mattson, who holds a 5.35 ERA over 38 appearances this season, last pitched on September 5 during a 6-1 loss to the Los Angeles Angels. To replace him on the active roster, the organization recalled left-handed pitcher Brandon Eisert from Triple-A Indianapolis. Eisert has appeared in nine games for Pittsburgh this year, posting a 6.23 ERA across 8 2/3 innings. Manager Don Kelly stated that Mattson requires rest and rehabilitation to address the hip condition. The team made these transactions prior to their Tuesday contest against the Chicago White Sox.
- •Isaac Mattson was placed on the 15-day injured list with right hip inflammation.
- •The transaction for Mattson is retroactive to September 6.
- •Brandon Eisert was recalled from Triple-A Indianapolis to join the major league roster.
- •Mattson has a 5.35 ERA in 38 2/3 innings pitched this season.
- •Eisert has a combined record of 2-2 with a 6.00 ERA over 34 appearances.
- 12:20 AMESPN MLB — Pirates reliever Mattson lands on IL due to hip
- 11:08 PMYahoo Sports — Pirates place right-hander Isaac Mattson on injured list, recall lefty Brandon Eisert
"The Pittsburgh Pirates placed right-handed reliever Isaac Mattson on the 15-day injured list before Tuesday's game against the White Sox with right hip inflammation. In a corresponding move, the Pirates recalled left-hander Brandon Eisert from Triple-A Indianapolis. Mattson has no record with a 5.35 ERA in 38 2/3 innings over 38 games this season, his fourth in the majors and third with the Pirates.
"The Pirates placed right-handed reliever Isaac Mattson on the 15-day injured list before Tuesday's game against the White Sox with right hip inflammation.
Sources
External links- ESPN MLBSep 9, 2026, 12:20 AMPirates reliever Mattson lands on IL due to hip
The Pirates placed right-handed reliever Isaac Mattson on the 15-day injured list before Tuesday's game against the White Sox with right hip inflammation.
- Yahoo SportsSep 8, 2026, 11:08 PMPirates place right-hander Isaac Mattson on injured list, recall lefty Brandon Eisert
The Pittsburgh Pirates placed right-handed reliever Isaac Mattson on the 15-day injured list before Tuesday's game against the White Sox with right hip inflammation. In a corresponding move, the Pirates recalled left-hander Brandon Eisert from Triple-A Indianapolis. Mattson has no record with a 5.35 ERA in 38 2/3 innings over 38 games this season, his fourth in the majors and third with the Pirates.
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