The Boston Red Sox are currently struggling, prompting a review of their former players’ performances in 2025. Nick Pivetta, now with the San Diego Padres, has a 3.48 ERA over 13 starts, while Nathan Eovaldi leads the league with a 1.56 ERA for the Texas Rangers despite recent injury concerns. Other notable ex-Red Sox include Michael Wacha (3.01 ERA with the Royals), Brad Keller (1.99 ERA with the Cubs), and Tyler O’Neill, who is struggling with a .188 average for the Orioles, highlighting the mixed outcomes for players who have moved on.