--- title: "Pirates Place Spencer Horwitz on 10-Day IL" description: "A left hamstring strain sidelines the infield depth piece, forcing a roster adjustment as Pittsburgh navigates the season." url: https://sportopod.com/en-US/cluster/pirates-place-spencer-horwitz-on-10-day-injured-list-e38274f0 published: 2026-06-25T20:35:48.042+00:00 updated: 2026-06-25T20:35:48.042+00:00 author: "Kostadin Stamboliev" publisher: "Pineido" site: "Sportopod" language: en topics: ["baseball"] --- # Pirates Place Spencer Horwitz on 10-Day IL > A left hamstring strain sidelines the infield depth piece, forcing a roster adjustment as Pittsburgh navigates the season. The Pittsburgh Pirates have placed first baseman Spencer Horwitz on the 10-day injured list with a left hamstring strain, a move that immediately thins their infield depth and forces a roster shuffle. The team announced the IL placement, which is retroactive to July 6, 2024. The injury sidelines Horwitz, a left-handed bat who has served as a key depth piece behind regular first baseman Rowdy Tellez and has also seen time at second base. The corresponding roster move to fill his vacated spot has not yet been disclosed by the club. This is a significant blow to the Pirates' bench flexibility. Manager Derek Shelton has frequently utilized Horwitz in a platoon or pinch-hit role, valuing his on-base skills against right-handed pitching. His absence removes a strategic option from the lineup card. Horwitz's injury history adds another layer of concern. While this is his first IL stint of the 2024 season, he has dealt with lower-body soft-tissue issues in the past, including a calf strain that hampered him during spring training. The Pirates' medical staff will be cautious with his recovery to prevent a recurring or more severe problem. The timing of the injury is particularly unfortunate as the Pirates face a stretch of games against division rivals. Horwitz's .345 on-base percentage against right-handed pitchers provided a reliable offensive floor. His defensive reliability at first base also allowed Shelton to give Tellez occasional rest without a significant drop-off, a luxury the team now lacks. What's next: The Pirates must now identify a replacement from within their system, likely promoting a player from Triple-A Indianapolis. The move puts additional pressure on Tellez to stay healthy and perform, while also testing the team's overall positional versatility as they navigate the heart of the season. ## Why this matters Injuries to versatile position players directly impact a team's tactical flexibility and offensive depth. For a Pirates club that has relied on platoons and matchups, losing Horwitz removes a specific left-handed bat and a reliable defensive option at first base, forcing the roster into a less adaptable configuration during a critical stretch of games. ## Frequently asked ### What is Spencer Horwitz's injury? Horwitz has been placed on the 10-day injured list with a left hamstring strain. The move was made retroactive to July 6, 2024. ### How long will Spencer Horwitz be out? He is on the 10-day injured list, making him eligible to return as early as July 16, though the severity of the hamstring strain will determine his actual timeline. ### Who will replace Spencer Horwitz on the roster? The Pirates have not yet announced the corresponding roster move to fill his spot. The team is expected to call up a player from Triple-A Indianapolis. ### What role did Horwitz play for the Pirates? Horwitz served as a left-handed hitting depth piece, backing up Rowdy Tellez at first base and occasionally playing second. He was used in platoon situations and as a pinch-hitter. ## Sources & Citations - [Pirates place Spencer Horwitz on 10-day injured list](https://www.espn.com/mlb/story/_/id/49177083/pirates-place-spencer-horwitz-10-day-injured-list) — ESPN (2026-06-25) --- Cite: Pirates Place Spencer Horwitz on 10-Day IL. Sportopod, 2026-06-25. https://sportopod.com/en-US/cluster/pirates-place-spencer-horwitz-on-10-day-injured-list-e38274f0