J.D. Martinez says he's 'probably not' opting out of his contract

Red Sox on J.D. Martinez and Mookie Betts

Martinez opts in with Sox

Red Sox Rumors: J.D. Martinez Hasn't Discussed New Contract; Can Opt Out After '19, News, Scores, Highlights, Stats, and Rumors

J.D. Martinez, Boston Red Sox DH, will not opt out of his contract as expected (report)

Red Sox DH J.D. Martinez wants to finish his career in Boston

J.D. Martinez declines to exercise opt-out clause, returns to Boston Red Sox for 2022 MLB season - ESPN

Boston Red Sox Roster: Concern level with J.D. Martinez - Over the Monster

Back at the All-Star Game, Red Sox slugger J.D. Martinez says he's fulfilling his contract to the end - The Boston Globe

Red Sox DH J.D. Martinez opts in for 2021 season

Key deadlines approach for J.D. Martinez and Eduardo Rodriguez's futures in Boston

MLB notebook: Martinez reportedly declines opt out, will remain with Red Sox

J.D. Martinez leaning toward staying with Boston Red Sox, not opting out of contract: 'I need to talk to Scott (Boras)'

Red Sox: J.D. Martinez leaning toward opting-in for next season

Mastrodonato: Red Sox, J.D. Martinez could both win if he opts out of his final year

J.D. Martinez Passes On Opt-Out, Remains With Red Sox