League transaction log -- American League
Regular season

Transactions
DateTeamPlayerTypeOthTmEffDateWhen
4/7/1939WBSBildilliDemoted to reserve roster  Before
4/7/1939WBSKingPromoted to active roster  Before
6/21/2025NYMLanningAcquired via tradeWBS After
6/21/2025WBSLanningTraded awayNYM After
6/28/2025NYMHassettTraded awaySFS After
6/28/2025NYMRizzoAcquired via tradeSFS After
9/5/2025WBSDiMaggio,JTraded awayBBB After
9/5/2025WBSHarderTraded awayBBB After
9/5/2025WBSRadcliffAcquired via tradeBBB After
9/6/2025FRKBergTraded awayWBS After
9/6/2025FRKWhitneyAcquired via tradeWBS After
9/6/2025WBSBergAcquired via tradeFRK After
9/6/2025WBSWhitneyTraded awayFRK After
9/7/2025NYMHarrellAcquired via tradeGAS After
9/7/2025NYMPrichardTraded awayGAS After
10/31/2025BLUKressTraded awayDET After
10/31/2025BLUKressTraded awayDET After
10/31/2025BLUKressAcquired via tradeDET After