Athletics sent 1B Daric Barton outright to Triple-A Sacramento.
Jose Altuve has dropped Scott Boras as his agent and has rejoined Scott Pucino and Wil Polidor of Octagon.
Ted Lilly will start Saturday against the Cardinals.
Marlins prospect left-hander Andrew Heaney allowed an unearned run on four hits and two walks while registering nine strikeouts over 4 1/3 innings for High-A Jupiter on Monday.
Giants placed RHP Santiago Casilla on the 15-day disabled list with a cyst on his right knee.
Giants placed RHP Ryan Vogelsong on the 15-day disabled list with a fractured right hand.
Giants recalled RHP Sandy Rosario from Triple-A Fresno.
Giants recalled 1B Brett Pill from Triple-A Fresno.