The Red Sox on Saturday obtained righthander Andrew Cashner from Baltimore for two minor leaguers. The Orioles included cash in the deal.
Cashner, 32, is 9-3 with a 3.83 earned run average in 17 starts for the Orioles. He is 3-1 with a 1.41 ERA in his last five starts.
Cashner is expected to slide into the rotation on Monday or Tuesday. He last pitched on July 6.