2025 MLB Trade Deadline Grades and Analysis
The 2025 MLB trade deadline saw several impactful moves as contenders bolstered their rosters for playoff pushes. The Yankees, Mariners, and Giants made particularly notable acquisitions to address key weaknesses.
Yankees Land Long-Term 3B Solution
New York addressed its glaring need at third base by acquiring Ryan McMahon from Colorado. The deal sent pitching prospects Griffin Herring and Josh Grosz to the Rockies in exchange for the defensively gifted infielder.
| Key Trade Details | Yankees Receive | Rockies Receive |
|---|---|---|
| Players | 3B Ryan McMahon | LHP Griffin Herring, RHP Josh Grosz |
| Contract Status | 2 years/$32M remaining | Prospects |
| 2025 Stats | .218/.313/.398, 15 HR | Herring: 1.71 ERA in Single-A |
McMahon’s Value to Yankees
While McMahon’s offensive numbers are slightly below league average (92 OPS+), he represents a significant upgrade over New York’s previous options. His elite defense (top-6 in outs above average since 2021) and remaining contract control through 2027 make this a sensible long-term play.
Mariners Bolster First Base
Seattle acquired Josh Naylor from Arizona to address their first base production issues. The Mariners sent pitchers Brandyn Garcia and Ashton Izzi to the Diamondbacks in return.
- Naylor’s .287/.331/.473 slash line improves Seattle’s .700 OPS from first basemen
- Deal didn’t require Mariners to part with top prospects
- Diamondbacks continue selling after Astros sweep
Giants Make Biggest Splash
San Francisco acquired Rafael Devers from Boston in a blockbuster deal, sending Kyle Harrison, Jordan Hicks, and two prospects to the Red Sox. The three-time All-Star immediately becomes the Giants’ best hitter with a .905 OPS.
Red Sox Relationship Breakdown
The trade followed months of tension between Devers and Boston’s front office regarding position changes. Despite his excellent offensive production (149 OPS+), the Red Sox opted to move on just two years into his 10-year, $313.5 million extension.
These moves highlight how contenders addressed specific needs while balancing present competitiveness with future considerations as the playoff races heat up.





