Arizona Diamondbacks: Breaking News, Rumors & Highlights

Diamondbacks prospect Tommy Troy impresses early in 2026 Spring Training

SCOTTSDALE – The Arizona Diamondbacks’ No. 4 prospect Tommy Troy isn’t just having a strong spring training; he’s leading conversations and turning heads.

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Arizona Diamondbacks’ minority stake sale to Rob Walton reflects rising MLB franchise valuations

In a deal that was never publicly announced, the Arizona Diamondbacks sold a minority stake to Denver Broncos Owner Rob Walton two years ago, which raises questions about the future of the team and where the MLB is headed.

Arizona Diamondbacks News / Arizona Diamondbacks on SI / March 4

The Diamondbacks Are Already Making an Impact in the WBC

The World Baseball Classic began with a bang on Tuesday, and the Arizona Diamondbacks were at the center of the action. National teams faced off against numerous MLB clubs in exhibition matchups.

Arizona Diamondbacks News / NTT IndyCar Series / March 4

Watch: INDYCAR x MLB! Nolan Siegel Hits the Field with Arizona Diamondbacks

MLB News / Yardbarker Quizzes

The 'A.L. wins leaders since 2000' quiz

How many of the starting pitchers to lead the American League in wins since the 2000 season can you name in five minutes?

The 'Live-Ball Era strikeout leaders' quiz

The 'American League Cy Young winners' quiz

The 'MLB All-Star Game starting pitchers' quiz

Brandon Pfaadt News / Arizona Diamondbacks on SI / March 4

D-backs' Young Starter Will Finally Make Spring Training Debut

Arizona Diamondbacks right-hander Brandon Pfaadt was never truly injured, but the D-backs opted to slow-play him heading into camp after a "side issue" popped up in the offseason.

Athletics News / Yardbarker

One storyline to follow for every MLB team in 2026

As Spring Training opens for 2026, all 30 teams have high hopes and big questions. These are the storylines to follow for each team heading into Opening Day.

Alek Thomas News / Arizona Diamondbacks on SI / March 4

Alek Thomas' Team Mexico Performance vs D-backs Proves Value of WBC

Arizona Diamondbacks outfielder Alek Thomas had been scorching hot for the D-backs this spring training. And he continued that success while facing his MLB club as a member of Team Mexico's World Baseball Classic squad in an exhibition game at Salt River Fields on Tuesday.

Alek Thomas News / MLB on ClutchPoints / March 3

Diamondbacks’ Alek Thomas vows to build on 2023 loss to Team Japan in WBC

Arizona Diamondbacks outfielder Alek Thomas continues to draw motivation from one of the most dramatic moments in recent World Baseball Classic history.

Joe Mantiply News / MLB Trade Rumors / March 3

Blue Jays Re-Sign Joe Mantiply To Minor League Deal

The Blue Jays announced they’ve re-signed lefty reliever Joe Mantiply to a minor league contract. The ISE Baseball client receives a non-roster invite to MLB camp.

Kyle Nelson News / Arizona Diamondbacks on SI / March 3

Former Diamondbacks Pitcher Signs with Braves

One of the Arizona Diamondbacks' former bullpen contributors has found a new home. According to his MLB player page's transaction log, left-handed reliever Kyle Nelson has signed a deal with the Atlanta Braves, backdated to Februrary 25.

Arizona Diamondbacks News / Arizona Diamondbacks on SI / March 3

Diamondbacks Fall to Team Mexico in Tight WBC Exhibition

The Arizona Diamondbacks fell to Team Mexico in a World Baseball Classic exhibition game by a score of 6-3 on Tuesday. It was a relatively mistake-riddled game for Arizona.

Arizona Diamondbacks News / Arizona Diamondbacks on SI / March 3

D-backs Quietly Got 9-Figure Investment From Richest U.S. Sports Owner

Rob Walton, the richest owner in U.S. sports, reportedly purchased a 10% share of the Arizona Diamondbacks two years ago, according to a new article from Sportico's Justin Birnbaum, Eben Novy-Williams and Scott Soshnick.

Athletics News / Yardbarker

25 MLB players that could be traded during the 2026 season

The 2026 MLB season is right around the corner, and it is never too early to start thinking about how it might unfold. Seemingly, every year, we have a decent handle on who should contend and who is likely to struggle, which makes looking ahead to the trade deadline inevitable.

Merrill Kelly News / Arizona Diamondbacks on SI / March 3

D-backs Give Encouraging Merrill Kelly Update

Arizona Diamondbacks right-hander Merrill Kelly is throwing out to 60 feet, manager Torey Lovullo said on Tuesday. Kelly was seen throwing earlier in the day at Salt River Fields.

Arizona Diamondbacks News / Athlon Sports / March 3

Diamondbacks’ Quiet Move Becomes Public Amid Spring Training

During Spring Training this week, the Arizona Diamondbacks are making headlines. But it’s not because of a roster change or a standout player. Rather, a previously unreported ownership development has surfaced, showing that two years ago, Billionaire Rob Walton quietly bought a share in the club.

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The 'Active NFL carries leaders' quiz

The 'Most passing + rushing TD games' quiz

The 'NBA 30-point game leaders' quiz

The 'College basketball mythical mascots' quiz

Arizona Diamondbacks News / Burn City Sports / March 3

A little pride, a little prep as Diamondbacks meet Team Mexico in WBC exhibition

SCOTTSDALE — As the Arizona Diamondbacks face Team Mexico in Tuesday’s World Baseball Classic exhibition, it will be a mix of sharpening their regular-season edge and a national team leaning on pride to build chemistry before the tournament begins.

Nolan Arenado News / Arizona Diamondbacks on SI / March 3

D-backs' Nolan Arenado is Already Embracing Team Puerto Rico

Arizona Diamondbacks third baseman Nolan Arenado only played in five spring training games with his new major league club before heading off to Puerto Rico to join his World Baseball Classic squad.

Ryan Waldschmidt News / Arizona Diamondbacks on SI / March 3

D-backs' Top Prospect Making Major Push for Opening Day Roster Spot

Arizona Diamondbacks top prospect Ryan Waldschmidt is in the midst of a rather improbable roster battle. The D-backs' top prospect, despite never playing an inning at Triple-A Reno, is in contention for an opening day roster spot, especially given the undermanned outlook of Arizona's outfield.

Arizona Diamondbacks News / Racing America on SI / March 3

Arizona Diamondbacks Legend Named Honorary Pace Car Driver At Phoenix

Luis Gonzalez, who hit a game-winning single in Game 7 of the 2001 World Series to secure the first Major League Baseball World Series Title for the Arizona Diamondbacks, has been named the honorary pace car driver for Sunday's NASCAR Cup Series Straight Talk Wireless 500 at Phoenix Raceway.

Zac Gallen News / Burn City Sports / March 2