Arizona Diamondbacks: Breaking News, Rumors & Highlights

Ketel Marte News / MLB on ClutchPoints / December 20

Rays now a ‘team to watch’ in Ketel Marte trade talks

With the Tampa Bay trading Shane Baz and Brandon Lowe recently, the team has been stockpiling prospect capital in a potential effort to acquire a big-name talent, with one player being linked is Arizona Diamondbacks star Ketel Marte.

Arizona Diamondbacks News / Arizona Diamondbacks on SI / December 20

D-backs GM Isn't Worried About Concerning Offseason Trend

The Arizona Diamondbacks have not made any significant additions to their major league bullpen yet this offseason, despite a heavy need in that area. But relievers have already begun to fly off the board.

Philadelphia Phillies News / Yardbarker Quizzes

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Merrill Kelly News / Burn City Sports / December 19

Merrill Kelly’s return to the Diamondbacks wasn’t an accident

PHOENIX — Arizona Diamondbacks right-hander Merrill Kelly admits there was some doubt he would ever wear Sedona Red again after last summer’s trade deadline.

Athletics News / Yardbarker

25 MLB players on the brink of stardom in 2026

The stars were out in full force during the 2025 World Series. From Max Scherzer in Toronto to Freddie Freeman, Mookie Betts, and of course, Shohei Ohtani, in Los Angeles, there was no shortage of the game's best under the brightest lights.

Ildemaro Vargas News / MLB Trade Rumors / December 19

D-Backs, Ildemaro Vargas Agree To Minor League Deal

The Diamondbacks are in agreement on a new minor league contract with infielder Ildemaro Vargas, reports Jon Heyman of The New York Post. The MAS+ Agency client returns to the organization after being outrighted off the roster at the end of the season.

Merrill Kelly News / Arizona Diamondbacks on SI / December 19

Diamondbacks Make Reunion Signing Official

The deal has been made official. The Arizona Diamondbacks have agreed to a two-year deal with right-handed Merrill Kelly, according to a release from the team.

Arizona Diamondbacks News / Burn City Sports / December 19

Another familiar face re-signs with Diamondbacks on minor league deal

PHOENIX — It looks like the Arizona Diamondbacks are leaning toward bringing back some talent to the desert ahead of the 2026 season. According to Sports Illustrated’s Alex D’Agostino, right-handed reliever John Curtiss has signed a minor league deal with the team.

MLB News / Fastball on SI / December 19

Rays Blockbuster Trade Could Open Door For Diamondbacks 3-Time All-Star

The Tampa Bay Rays have been one of the teams that have shown interest in Arizona Diamondbacks second baseman Ketel Marte. They even discussed a deal with Arizona involving the three-time All-Star.

MLB News / Yardbarker

The 25 greatest pitching seasons from the modern MLB era

America's favorite pastime has more memorable performances than any sport. As such, figuring out which pitchers had the best seasons ever is no easy task.

MLB News / Arizona Diamondbacks on SI / December 19

Diamondbacks Trade Lefty Reliever for Phillies Outfield Prospect

The Arizona Diamondbacks have made a trade with the Phillies, sending left-hand reliever Kyle Backhus to Philadelphia in exchange for minor league outfield prospect Avery Owusu-Asiedu.

Avery Owusu-Asiedu News / Burn City Sports / December 19

Diamondbacks make stunning trade, send LHP Backhus to Phillies for OF Owusu-Asiedu

PHOENIX — The Arizona Diamondbacks continue to make moves this offseason, with making one surprise trade on Friday morning. According to the team, the Diamondbacks have traded left-handed pitcher Kyler Backhus to the Philadelphia Phillies for outfielder Avery Owusu-Asiedu.

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Alex Bregman News / Arizona Diamondbacks on SI / December 19

The Risks and Rewards of Alex Bregman for the Diamondbacks

The Arizona Diamondbacks exploded on the scene as a strong potential suitor for free agent third baseman Alex Bregman this week. Questions abound about how the Diamondbacks could make this work, from a financial and roster standpoint.

Arizona Diamondbacks News / Arizona Diamondbacks on SI / December 18

Diamondbacks Missed Opportunity to Sign Underrated Reliever

Editors Note: This article was written and scheduled prior to the announcement that Shawn Armstrong had signed with the Cleveland Guardians. The article stands as another missed reliever opportunity for the Diamondbacks.

John Curtiss News / Arizona Diamondbacks on SI / December 18

D-backs Reunite with Reliever to Bolster Bullpen Depth

According to their transaction log page, the Arizona Diamondbacks have reunited with one of their 2025 relief arms, signing right-hander John Curtiss to a minor league deal, assumedly with an invite to big league Spring Training.

Arizona Diamondbacks News / Burn City Sports / December 18

Diamondbacks could pull off the unthinkable by pairing Alex Bregman and Ketel Marte

The question for the Diamondbacks isn’t whether Alex Bregman fits or has a chance to sign with Arizona; the real question is whether the D-backs can afford two pillars with Alex Bregman, without cracking the foundation of trading Ketel Marte.

Ketel Marte News / Sport Relay / December 18

Why the Diamondbacks Should Trade Ketel Marte

The Arizona Diamondbacks have a big decision to make, and it’s not an easy one. Ketel Marte has been one of the team’s best and most popular players for years.

MLB News / Yardbarker / December 17

Diamondbacks face Ketel Marte problem in pursuit of Alex Bregman

The Diamondbacks have reportedly emerged as a potential suitor for Bregman, but something may stand in their way.

Front-runner emerging to trade for Ketel Marte

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MLB News / Larry Brown Sports / December 16

Front-runner emerging to trade for Ketel Marte

Ketel Marte might potentially be headed back to the American League.

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Mike Soroka News / MLB on ClutchPoints / December 16

What Diamondbacks pitcher Mike Soroka wants to ‘prove’ in 2026

The Arizona Diamondbacks entered the offseason searching for pitching stability, and expectations surrounding Mike Soroka now sit near the center of that plan.

Alex Bregman News / Larry Brown Sports / December 16

Surprise MLB team joins Alex Bregman sweepstakes

With Pete Alonso and Kyle Schwarber signing new deals during the MLB Winter Meetings, a lot of attention has shifted toward Alex Bregman and Kyle Tucker.

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Isaiah Campbell News / MLB Trade Rumors / December 15

Diamondbacks Sign Isaiah Campbell To Minor League Deal

The Diamondbacks have signed right-hander Isaiah Campbell to a minor league deal, according to his transactions tracker at MLB.com. The ACES client has been assigned to the Triple-A Reno Aces but will presumably receive an invite to big league camp in spring training.