Players acquired
- RP Henry Rodriguez, by Rookies (May #1)
- 3B Pedro Alvarez, by Halladay Road (May #1)
- 2B Aaron Hill, by Fresh Fish (May #1)
- RP Santiago Casilla, by Misfits (May #1)
- 1B Allen Craig, by BAWG (May #1)
- 1B Ty Wigginton, by Pitch You Blockhead (May #1)
- SP Chris Capuano, by Arbitration Losers (May #1)
Players released
- 2B Danny Espinosa
- RP Heath Bell
- C Jonathan Lucroy
Mid-week replacements
- HALLADAY ROAD: On Friday, placed 3B Pablo Sandoval on disabled list; activated 3B Pedro Alvarez.
- PICKLE BUGS: Activated emergency pitcher Ryan Dempster from DL in place of SP Cory Luebke, placed on DL.
- ROOKIES: On Saturday, placed RP Huston Street on disabled list; activated RP Henry Rodriguez
Active roster changes
- ROOKIES: Benched 1B Adam LaRoche; activated 1B Gaby Sanchez
- PICKLE BUGS: No changes
- PITCH YOU BLOCKHEAD: Placed OF Jayson Werth on disabled list; benched SP Brandon Beachy; activated SP Yovani Gallardo
- HAMMERIN HANK: No changes
- FRESH FISH: Released 2B Danny Espinosa; activated 2B Aaron Hill
- BILLY ASHLEY WIND GENERATOR: Benched SP Jordan Zimmermann; activated SP Erik Bedard
- MISFITS: Released RP Heath Bell; benched SP Mark Buerhle; activated RP Santiago Casilla and SP Tim Hudson
- HALLDAY ROAD: Benched OF Jordan Schaefer and SP Josh Johnson; activated OF Drew Stubbs and SP Zach Greinke
- TRIPLE-A'S: Benched OF Logan Morrison and SP Ricky Nolasco; activated OF David DeJesus and SP Ted Lilly
- ARBITRATION LOSERS: Placed SP Jhoulys Chacin on disabled list; activated SP Chris Capuano
