In a move that highlights their aggressive strategy before the MLB Trade Deadline, the Seattle Mariners made headlines by acquiring first baseman Josh Naylor from the Arizona Diamondbacks on Thursday.

The New York Yankees pulled themselves out of the running for Eugenio Suárez, and now Jon Heyman believes the Chicago Cubs and Seattle Mariners are the leaders.

The Seattle Mariners have acquired lefty-batting first baseman Josh Naylor from the Diamondbacks. Arizona gets left-hander Brandyn Garcia and right-hander Ashton Izzi back in the deal. The Diamondbacks announced the trade on Thursday evening.

Who won the Josh Naylor trade between the Arizona Diamondbacks and Seattle Mariners? Check out early grades to Josh Naylor trade on July 24, 2025.

The Arizona Diamondbacks are trading first baseman Josh Naylor to the Seattle Mariners, according to ESPN's Jeff Passan. Left-hander Brandyn Garcia and right-hander Ashton Izzi will come to Arizona in return. The Diamondbacks land pitching for one of their more valuable trade pieces.

MLB trade deadline action officially kicked off when the Seattle Mariners acquired first baseman Josh Naylor from the Arizona Diamondbacks on Thursday.

The Mariners acquired first baseman Josh Naylor from the Diamondbacks on Thursday, one week before the MLB trade deadline.