Sean O'Sullivan delivered a quality start in Friday's loss to the Nationals, surrendering just two runs on five hits over his six innings of work.
Sean O'Sullivan got the win after tossing six shutout innings, helping the Phillies defeat the Diamondbacks by a 6-0 score on Sunday.
Sean O'Sullivan gave up three runs in five innings, taking his second loss of the season on Tuesday against the Pirates.
Sean O'Sullivan (knee) will begin a rehab assignment with Low-A Lakewood on Thursday.
Phillies placed RHP Sean O'Sullivan on the 15-day disabled list, retroactive to April 18, with left knee tendinitis.
Sean O'Sullivan took a loss Friday against the Nationals after giving up four runs over five innings.
Sean O'Sullivan pitched surprisingly well opposite Max Scherzer on Sunday, holding the Nationals to two runs over six innings in a no-decision.
Phillies purchased the contract of RHP Sean O'Sullivan from Triple-A Lehigh Valley.
Sean O'Sullivan will start Sunday against the Nationals.
MLB.com's Todd Zolecki reports that Sean O'Sullivan "is the in-house favorite" to be the Phillies' No. 5 starter.
Phillies reassigned RHP Sean O'Sullivan and C John Hester to minor league camp.
Phillies re-signed RHP Sean O'Sullivan to a minor league contract with an invitation to spring training.
Phillies released RHP Sean O'Sullivan.
Phillies sent RHP Sean O'Sullivan outright to Triple-A Lehigh Valley.