Mariners acquired RHP Edwin Quezada from the Diamondbacks for international bonus slot money.
Khris Davis went 2-for-4 with four RBI, including a go-ahead, three-run home run in the eighth inning, to lead the Athletics past the Red Sox 4-1 on Sunday.
Brock Holt hit an RBI double in Sunday's loss to the Athletics.
Marcus Semien went 2-for-4 with two runs scored in a win over the Red Sox on Sunday.
Stephen Piscotty went 2-for-4 with a run scored in Sunday's win over the Red Sox.
David Price pitched well for seven innings but stumbled in the eighth, allowing nine hits and four runs over 7 2/3 innings in a loss to the A's on Sunday.
Daniel Mengden allowed one run on six hits over 6 1/3 innings but settle for a no-decision Sunday against the Red Sox.
Andrelton Simmons was forced to leave Sunday's game against the Giants with a right forearm contusion.