A's DFA Geoff Hartlieb After Acquiring Scott Blewett
Oakland clears a 40-man roster spot by designating reliever Geoff Hartlieb, who posted a 6.08 ERA in 13.1 innings this season.
The Athletics are designating right-hander Geoff Hartlieb for assignment, per the MLB.com transaction log. The move creates a 40-man roster spot needed following Oakland's cash acquisition of righty Scott Blewett from the Cardinals. Hartlieb, 32, struggled in 2025, allowing nine runs in 13.1 innings with more walks than strikeouts. He carries a 7.69 ERA across 96 career major league innings over parts of seven seasons.
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