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Club file

Seattle Mariners

Major League Baseball·Plays at T-Mobile Park — Seattle, WA
№ 01

Current prospects

2 on roster
RankProspectPositionOn roster since
№9Colt EmersonShortstop2026-05-18
№49Cole YoungSecond Base2025-10-21
№ 02

Historical prospects

One row per stint
FromToProspectYearRankPosition
2025-09-012026-02-15Harry Ford2026№71Catcher
2025-09-012026-02-15Harry Ford2025№65Catcher
2025-09-012026-02-15Harry Ford2024№38Catcher
2025-05-312025-10-03Cole Young2025№49Second Base
2025-05-312025-10-03Cole Young2024№37Second Base