Philadelphia Phillies Officially Win Trade With Oakland A's The Philadelphia Phillies officially won this trade with the Oakland A's. Author: Tyler Maher Apr 19, 2024 In this story: Philadelphia Phillies MLB Oakland Athletics Philadelphia Phillies president of baseball operations Dave Dombrowski has a long history of winning trades, and that list just grew a little longer. The Oakland A's released pitching prospect Billy Sullivan this week, who they acquired from the Phillies in a trade for outfielder Cristian Pache in March 2023. Sullivan, 25, never appeared in a major league game for the A's. He struggled at Triple-A Las Vegas last year with a 5.34 ERA and a 1.76 WHIP in 57 1/3 innings. He