Mariners Sign Naylor to 5-Year, $92.5M Contract

The Seattle Mariners have secured first baseman Josh Naylor with a five-year, $92.5 million contract, marking the team's most significant free agency commitment to a hitter in over a decade. The deal, announced Sunday night, includes an average annual value of $18.5 million, no deferred payments, and a full no-trade clause, positioning Naylor as the third-highest paid player on the roster behind pitcher Luis Castillo and outfielder Julio Rodriguez.

Naylor, who joined the Mariners at the trade deadline in a deal with the Arizona Diamondbacks, quickly established himself as a key contributor. In 54 games with Seattle last season, he posted an .831 on-base-plus-slugging percentage, along with nine home runs, 33 runs batted in, and 19 stolen bases. Across his full 2025 campaign split between the Mariners and Diamondbacks, Naylor hit 20 home runs, drove in 92 runs, and swiped a career-high 30 bases. His performance built on a breakout 2024 with the Cleveland Guardians, where he earned his first All-Star selection with 31 home runs and 108 RBIs. The 28-year-old's blend of power, speed, and defensive skills at first base made him a fan favorite in Seattle, and the contract extends his...