Oakland Athletics traded 3B Dustin Harris and CF Marcus Smith to Texas Rangers.

Oakland Athletics traded 3B Dustin Harris and CF Marcus Smith to Texas Rangers.

Oakland Athletics optioned Seth Brown to Athletics Alternate Training Site.

Oakland Athletics activated RHP Frankie Montas from the paternity list.

Oakland Athletics optioned RHP James Kaprielian to Athletics Alternate Training Site.

Oakland Athletics recalled RHP James Kaprielian from Athletics Alternate Training Site.

Oakland Athletics signed free agent 3B Jake Lamb.

Oakland Athletics placed RHP Frankie Montas on the paternity list.

Oakland Athletics transferred LHP A.J. Puk from the 10-day injured list to the 60-day injured list. Left shoulder strain.

Oakland Athletics selected the contract of 2B Nate Orf from Athletics Alternate Training Site.

Oakland Athletics placed LF Chad Pinder on the 10-day injured list. Strained right hamstring.

Oakland Athletics optioned RHP Daulton Jefferies to Athletics Alternate Training Site.

Oakland Athletics recalled OF Seth Brown from Athletics Alternate Training Site.

Oakland Athletics recalled RHP Daulton Jefferies from Athletics Alternate Training Site.

Oakland Athletics placed 3B Matt Chapman on the 10-day injured list. Strained right hip.

Oakland Athletics optioned RHP James Kaprielian to Athletics Alternate Training Site.

Oakland Athletics recalled James Kaprielian from Athletics Alternate Training Site.

Oakland Athletics placed RHP Daniel Mengden on the 10-day injured list.