Looking to add a baserunning threat as they push toward the postseason, the Red Sox acquired outfielder Quintin Berry from the Royals Monday in exchange for righthanded reliever Clayton Mortensen.
Berry has spent the entire season with Triple A Toledo, where he’s hitting .193 with a .309 on-base percentage, but those numbers belie his speed. A year ago with the Tigers, Berry went 21 for 21 on steal attempts.
The Sox made the move in time to ensure that Berry is eligible for the postseason roster, five days before the Sept. 1 cutoff.
“We felt like we needed to have more of a pinch runner at our disposal at some point in September and potentially beyond,” said manager John Farrell. Full story for BostonGlobe.com subscribers.
Peter Abraham of the Globe staff contributed to this report. Julian Benbow can be reached at firstname.lastname@example.org.