The Boston Red Sox signed pitcher Ranger Suárez to a five-year, $130 million deal to strengthen their rotation for the 2026 season.

The St. Louis Cardinals traded Nolan Arenado to the Arizona Diamondbacks for Jack Martinez and a draft pick on January 13, 2026.

Tarik Skubal and the Detroit Tigers are headed to arbitration over a $32 million salary demand, with a decision expected in February.

The Kansas City Royals will move outfield fences in and lower walls at Kauffman Stadium in 2026 to boost offense.

The Red Sox seek to re-sign Alex Bregman amid a third-base shortage and offensive struggles ahead of a 2026 playoff push.

The Diamondbacks will keep Ketel Marte, rejecting trade offers ahead of the 2026 season.

MLB considers split seasons and in-season tournaments to boost engagement, but changes face major hurdles.

NBC returns to full MLB broadcasting in 2026 with Opening Day doubleheader and regular season games.

The Reds signed power hitter Michael Toglia to a minor league deal, seeking a high-reward offensive boost.

The Rockies acquired outfielder Jake McCarthy from the Diamondbacks on January 10, 2026, in a deal that undisclosed players or prospects.