Player
Jerry Koosman
1 appearance in the daily brief since August 26, 2026. Newest first.
The accumulated signal history for this entity, maintained by Fan Signal Desk.
August 26, 2026 . From the Feed . via Best Cards Ever (X)
Best Cards Ever posts a $26,840 sale for a Nolan Ryan rookie signed by both Ryan and Jerry Koosman (No. 41)