D-backs part ways with pitching coach Brian Kaplan
Arizona is moving on from pitching coach Brian Kaplan after two seasons, signaling a potential shift in the team's pitching development approach.

The Arizona Diamondbacks have announced that pitching coach Brian Kaplan will not return for the 2027 season. Kaplan spent two seasons in the role with the organization. The move suggests the D-backs are looking to make changes to their pitching staff leadership heading into the offseason. A search for his replacement is expected to follow.
More on the Diamondbacks wire.

Diamondbacks to part ways with pitching coach Brian Kaplan
Arizona will not retain Brian Kaplan after his two-year contract expires, per MLB.com's Steve Gilbert; whether further staff changes follow remains to be determined.

MLB Tests Outfield Positioning Limits in Arizona Fall League
For the first time, MLB is trialing rules that restrict where outfielders can stand when a pitch is thrown, alongside new infield positioning limits.

D-backs to target left-handed bats at 1B and DH this offseason
GM Mike Hazen publicly identified adding left-handed hitters as Arizona's top offseason priority after the team ranked fourth-worst vs. right-handed pitching.

Marte's D-Backs Future in Doubt After Conduct Issues, Execs Signal Possible Change
Arizona's GM and manager both addressed Marte's status publicly, stopping short of committing to his return amid a third straight missed playoff.

Lovullo locks in 2-year extension as D-backs manager
Arizona commits to Torey Lovullo for at least two more seasons, providing managerial stability heading into the next stretch of competition.

Lovullo locks in 2-year extension as D-backs manager
Arizona commits to Torey Lovullo for at least two more seasons, providing managerial stability heading into the next stretch.
