The Boston Red Sox traded Marcelo Mayer to the San Francisco Giants, but chief baseball officer Craig Breslow still took the time to dismiss any rumors that there were off-field issues with the infielder or outfielder Roman Anthony.

The Boston Red Sox traded infielder Marcelo Mayer to the San Francisco Giants for left-handed relief pitcher Erik Miller.

The Boston Red Sox are sending young infielder Marcelo Mayer to the San Francisco Giants in exchange for left-handed reliever Erik Miller, the Athletic reports.

The Boston Red Sox boosted their bullpen on Monday with the acquisition of left-handed reliever Erik Miller and minor-league outfield prospect Carlos Gutierrez from the San Francisco Giants. The Giants received infielder Marcelo Mayer,

Boston Red Sox CBO Craig Breslow cleared the air on the ongoing Marcelo Mayer rumors.

Mayer (forearm) could be cleared to begin a rehab assignment next week, Alex Pavlovic of NBC Sports Bay Area reports.

The San Francisco Giants acquired infielder Marcelo Mayer from the Boston Red Sox just before the 2026 MLB trade deadline on Monday, according to Joel Sherman of the New York Post.

The Boston Red Sox made a surprising move on Monday with Marcelo Mayer.

Former Boston Red Sox star Jonathan Papelbon calls out Marcelo Mayer after the ex-top prospect was traded to the San Francisco Giants.

The Red Sox are “close” to finalizing a trade that would send infielder Marcelo Mayer to the San Francisco Giants for left-handed reliever Erik Miller, reports MLB insider Ken Rosenthal of The Athletic and FOX Sports.

San Francisco manager Tony Vitello speaks with the media before the Giants' game against the Detroit Tigers on Friday at Oracle Park.Giants' Tony Vitello discusses Marcelo Mayer addition, Trent Harris