While the A's avoided arbitration with five players on Friday, starting pitcher Jarrod Parker was one of four players to fail to reach a deal with the team.
The two sides exchanged arbitration numbers on Friday evening, according to CBS Sports.
Parker, who is rehabbing from Tommy John surgery, submitted a salary request of $1.7 million, while to A's filed at $850,000.
jarrod parker files at $1.7M, a's at 850K— Jon Heyman (@JonHeymanCBS) January 16, 2015
The 26-year-old right-hander missed the entire 2014 season after having surgery on his throwing elbow for the second time in his career.
Parker earned the league minimum, $500,000, in 2014.
[RELATED: A's avoid arbitration with five players]
Relievers Fernando Abad, Tyler Clippard and infielder Eric Sogard are the other players that will exchange arbitration figures with the A's.