New York Yankees at Arizona Diamondbacks: Final Score & Recap

The Arizona Diamondbacks defeated the New York Yankees 8-4 at Chase Field on September 20, 2026, in a game that shifted decisively in Arizona's favor after a tense early exchange. The DiamondIQ model opened with a near-even 49 percent home win probability, but that figure climbed to 100 percent by the final out as the Diamondbacks pulled away behind a pair of pivotal innings.

The Yankees struck first and hardest in the top of the third, with George Lombard Jr. connecting on a home run off Corbin Burnes that swung win probability 20.0 percent in New York's favor, followed shortly by a Heliot Ramos home run off the same pitcher for an additional 10.6 percent shift, giving the Yankees a 4-0 lead and momentary control of the game. Arizona answered emphatically in the bottom of the fifth against Brent Headrick, beginning with a Corbin Carroll walk that added 10.7 percent to Arizona's win probability before Nolan Arenado delivered the decisive blow of the contest, a home run that carried a staggering plus-41.7 percent win-probability swing and erased the deficit in one swing. Geraldo Perdomo added a triple off John Schreiber in the seventh for another 9.8 percent shift, extending the Arizona cushion.

Arenado finished as the game's most impactful offensive player by the DiamondIQ model's estimate, posting plus-38.6 percent WPA and plus-3.4 RE24, while Lombard led all Yankees hitters with plus-23.3 percent WPA and plus-1.8 RE24 despite being on the losing side. Carroll contributed a plus-10.2 percent WPA performance, and on the mound, Brandyn Garcia led Arizona's relievers at plus-7.2 percent WPA, followed by Taylor Clarke at plus-6.4 percent and Ryne Nelson at plus-3.8 percent as the bullpen locked down the final innings.