Arizona Diamondbacks: Breaking News, Rumors & Highlights

Luken Baker News / MLB on ClutchPoints / December 27

Diamondbacks sign ex-Cardinals slugger

The Arizona Diamondbacks strengthened their farm system Friday by signing former St. Louis Cardinals first baseman Luken Baker to a minor league contract.

Arizona Diamondbacks News / Burn City Sports / December 27

Diamondbacks face hard choice between Ketel Marte and Alex Bregman

PHOENIX — The Arizona Diamondbacks remain at a standstill this winter, caught in a stalemate over the future of All-Star second baseman Ketel Marte. For much of the offseason, Arizona has listened to trade proposals on Marte, one of the top all-around infielders in baseball.

Arizona Diamondbacks News / Arizona Diamondbacks on SI / December 26

D-backs Insider Gives Update on Ketel Marte, Alex Bregman

There still has yet to be any sort of concrete resolution to the Arizona Diamondbacks' Ketel Marte dilemma. No trade is close as of this writing, but the rumors continue to swirl.

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Luken Baker News / MLB Trade Rumors / December 26

Diamondbacks Sign Luken Baker To Minor League Contract

The Diamondbacks have signed first baseman Luken Baker to a minors deal, Just Baseball Media’s Aram Leighton reports. Baker qualified for minor league free agency at the end of the season, and he chose to test the open market rather than stick in the Dodgers’ organization.

Athletics News / Yardbarker

25 MLB players on the brink of stardom in 2026

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Arizona Diamondbacks News / Arizona Diamondbacks on SI / December 26

Outlet Predicts Breakout for Exciting D-backs Pitching Prospect

The Arizona Diamondbacks made a strong effort this past season to add pitching depth to their farm system. An organization that has struggled to develop pitchers at a successful clip was feeling the effects of that deficiency as injuries and underperformance marred 2025.

Arizona Diamondbacks News / Arizona Diamondbacks on SI / December 25

Putting Together a D-backs Christmas Wishlist

The Arizona Diamondbacks are in the thick of an intriguing offseason this year. While they haven't exactly been silent, it's difficult to consider their additions (or reunions) true high-impact moves, especially with such dire need at multiple positions.

Matt Mervis News / MLB Trade Rumors / December 24

Nationals To Sign Matt Mervis To Minor League Deal

The Nationals and first baseman Matt Mervis have agreed to a minor league deal with an invite to big league camp in spring training. Jon Heyman of The New York Post first reported that Mervis and the Nats had a deal in place.

Arizona Diamondbacks News / Arizona Diamondbacks on SI / December 24

D-backs Should Avoid This Proposed Free Agent Signing

The Arizona Diamondbacks do still have needs along their lineup, as difficult as that may be to believe given the pitching-focused messaging of GM Mike Hazen and co.

MLB News / Arizona Diamondbacks on SI / December 24

Former Diamondbacks Outfielder Signs with Pirates

A certain trade keeps looking like a better decision by the Arizona Diamondbacks as time continues to pass. On Monday, Pittsburgh Pirates insider Alex Stumpf confirmed that former Diamondbacks outfielder Dominic Fletcher had signed a minor league contract with the Pirates.

Ketel Marte News / Just Baseball / December 23

Starters the D-Backs Could Target in a Ketel Marte Trade

Much has been written over the past couple of months about Arizona Diamondbacks superstar second baseman Ketel Marte potentially being traded. He’s arguably the number one player truly available to trade for in baseball.

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.

Arizona Diamondbacks News / Arizona Diamondbacks on SI / December 23

Why a Lack of D-backs Bullpen Moves Shouldn't Surprise Fans

As the 2025-26 MLB offseason has progressed, many fans of the Arizona Diamondbacks have wondered why the team has not made any moves to upgrade their weakest area, namely the bullpen.

Ketel Marte News / MLB on ClutchPoints / December 23

Why Ketel Marte trade doesn’t make sense for Mariners, Braves

The Arizona Diamondbacks may trade second baseman Ketel Marte before spring training begins. Even after a spectacular season, Marte could be on the move because of reported locker room strife.

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Arizona Diamondbacks News / Arizona Diamondbacks on SI / December 23

D-backs Reliever Showed Potential in Lone Opportunity

The Arizona Diamondbacks endured a tough year in the 2025 season. Despite coming into the year with high hopes and a roster expected to make a massive impact, Arizona ended their year 80-82, missing out on the playoffs and looking to regroup for 2026 and beyond.

Jordan Lawlar News / Just Baseball / December 23

What Is the Diamondbacks’ Plan for Jordan Lawlar?

When the Arizona Diamondbacks selected Jordan Lawlar sixth overall in the 2021 draft, they envisioned their shortstop of the future. Lawlar quickly became the Diamondbacks’ top prospect, hitting his way through the minors and reaching Double-A at only 20 years old.

Merrill Kelly News / Arizona Diamondbacks on SI / December 23

Merrill Kelly Gave Honest Statement About Being Traded to Rangers

Reunion deals aren't an everyday occurrence in major league baseball. That reality is part of what makes Arizona Diamondbacks right-hander Merrill Kelly's journey so unique — and heartwarming.

Ildemaro Vargas News / Burn City Sports / December 22

Diamondbacks may need to note Ildemaro Vargas’ winter ball surge

BARQUISIMETO — After re-signing to a minor league deal with the Arizona Diamondbacks, Ildemaro Vargas has been on a tear in winter ball. The 34-year-old Venezuelan infielder is currently playing for Cardenales de Lara in the Venezuelan Professional Baseball League, where he has been a crucial part of the lineup.

Geraldo Perdomo News / Burn City Sports / December 21

D-Backs SS Geraldo Perdomo makes strong start for Águilas Cibaeñas

SANTIAGO — Arizona Diamondbacks shortstop Geraldo Perdomo made his Dominican Winter League debut over the weekend, joining Águilas Cibaeñas as the team’s postseason race intensifies.

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 / Yardbarker / December 14