Aroldis Chapman Shines as Red Sox Closer Ahead of Trade Deadline

BOSTON, Massachusetts — Aroldis Chapman has become a standout closer for the Boston Red Sox in the 2025 MLB season, raising speculation about his future with the team as the trade deadline approaches.

Since joining the Red Sox, the 37-year-old reliever has not only maintained impressive stats but has also become one of the most effective closers in major league baseball. Entering July, Chapman’s ERA stands at 1.22, with a remarkable strikeout rate of close to 40%.

Chapman’s journey with Boston has marked a significant turnaround from his past seasons, characterized by an erratic control previously. With adjustments made in the pitching lab, especially to his sinker, Chapman now wields two effective fastballs—his four-seamer and a revamped sinker that keeps hitters guessing.

“The pitching lab did phenomenal work on fixing my fastballs. It’s made a huge difference,” Chapman’s said, reflecting on his improved performance.

His transformation has led to fewer walks, dropping his walk rate from 9th percentile last season to 63rd this year. His sinker has become a key component of his arsenal, boasting a 27.7% put-away rate and an impressive whiff rate of 41.7%.

Chapman has faced challenges but has risen to every occasion, earning over 350 career saves and becoming the third reliever in history to strike out 1,300 hitters.

As the trade deadline nears, speculation arises that the Red Sox could consider trading Chapman, especially if they find themselves outside of playoff contention. Rumors suggest the Detroit Tigers could be interested in acquiring him as they gear up for a potential World Series run.

“Chapman would make sense as a trade chip if the Red Sox had fallen out of the playoff race,” sports analysts have noted. However, moving him could signal a lack of commitment to the current season, which seems unlikely as Boston has shown signs of competitiveness.

With the Red Sox currently riding a six-game winning streak and reflecting a positive trajectory, Chapman’s presence is vital. As he heads to Atlanta for the All-Star game, his performances have certainly given Boston fans something to cheer about.

“Aroldis Chapman is the genuine deal for the Boston Red Sox this season,” an analyst stated. “It’s time to give him his flowers.”