WEST SACRAMENTO, Calif. (Interstat) — Lawrence Butler hit a two-run home run in the bottom of the ninth inning to give the Athletics an 8-7 victory over the Seattle Mariners on Sunday, Sept. 13, 2026, at Sutter Health Park. Butler’s second homer of the game scored Zack Gelof and completed a back-and-forth finish after Seattle had taken the lead in the top of the eighth. The Athletics improved to 61-89. Seattle fell to 70-80.

The Athletics opened the scoring in the first inning against Seattle right-hander Bryce Miller. Henry Bolte struck out, Jeff McNeil grounded out, and then Zack Gelof hit a solo homer to left field. Butler followed with a solo homer to right-center. Max Muncy struck out to end the inning. Seattle had a chance in the top of the first when J.P. Crawford walked, but Randy Arozarena grounded into a double play and Dominic Canzone popped out. Miller then settled in and did not allow another run over his five-inning start. He finished with five strikeouts while giving up two hits and two earned runs.

Seattle answered in the third. Jhonny Pereda doubled to left, Crawford popped out, and Arozarena hit a two-run homer to left field to tie the game. Canzone struck out and Cal Raleigh grounded out. The Mariners moved ahead in the fourth. Julio Rodríguez struck out before Josh Naylor singled. Michael Arroyo walked, and Weston Wilson singled to load the bases. Pereda drove in Naylor with a sacrifice fly. Crawford followed with an RBI single that scored Arroyo, and Arozarena singled to center to bring home Wilson. Canzone lined out to end the inning.

Seattle added another run in the fifth. Cal Raleigh singled, Julio Rodríguez grounded out, and Naylor and Arroyo drew walks. After Lazaro Montes struck out, Pereda walked with the bases loaded to force home Raleigh. Crawford grounded into a force out to end the rally. That gave the Mariners a four-run cushion and chased Athletics starter Jacob Lopez from the game. Geoff Hartlieb relieved and worked two scoreless innings, allowing one hit and striking out two. Luis Medina added two-thirds of an inning without allowing a hit and struck out one.

The Athletics began their comeback in the seventh. Alika Williams hit a ground-rule double, Henry Bolte was hit by a pitch, and Jeff McNeil singled to load the bases after a replay review overturned the call at first. Zack Gelof walked to force home Williams. Butler grounded out to score Bolte, and Shea Langeliers singled to right field to drive in McNeil and Gelof. The two-run single tied the game and erased Seattle’s lead. Donovan Walton flew out and Carlos Cortes grounded out to end the inning.

Seattle regained the advantage in the eighth. Pereda singled, but Crawford grounded into a double play. Arozarena then hit his second homer of the game, a solo shot to left field. Canzone flew out to center. The Mariners carried a one-run lead into the bottom of the eighth. Seranthony Domínguez pitched a scoreless inning for Seattle, working around two hits. Brian Serven lined out, Alika Williams doubled and advanced to third on a throwing error by right fielder Dominic Canzone, Henry Bolte struck out, and Jeff McNeil flew out.

In the ninth, Gelof singled to left against Andrés Muñoz. Butler then launched a two-run homer to right-center, giving the Athletics the walk-off win. Elvis Alvarado earned the victory with a scoreless inning of relief, allowing one hit. Muñoz took the loss after giving up the deciding homer. Alvarado is now 5-3. Muñoz dropped to 5-6.

Seattle finished with 12 hits, while the Athletics had nine. Arozarena went 3-for-5 with two homers and four RBIs. Butler went 2-for-4 with two homers and four RBIs. Gelof went 2-for-3 with a homer and two RBIs. Pereda went 2-for-2 with two RBIs. Williams went 2-for-3. For Seattle, Miller allowed two earned runs on two hits over five innings with five strikeouts. Domínguez allowed two hits in a scoreless inning. For the Athletics, Hartlieb allowed one hit in two scoreless innings with two strikeouts. Medina recorded one strikeout in two-thirds of an inning without allowing a hit. Alvarado allowed one hit in a scoreless inning.

Seattle’s second-inning threat did not produce a run. Raleigh struck out, Rodríguez singled, Naylor flew out, Arroyo walked, and Wilson popped out. In the bottom of the second, Donovan Walton struck out, Carlos Cortes lined out, Brian Serven walked, Alika Williams walked, and Bolte flew out. The Athletics also put two runners on in the fifth when Bolte walked and Gelof walked, but Butler struck out later in the inning. In the sixth, Canzone doubled for Seattle, but Raleigh struck out and Rodríguez grounded out. The Athletics got a double from Walton in the sixth but could not score. In the top of the seventh, Naylor lined out, Arroyo grounded out, and Brock Rodden struck out. In the bottom of the third, McNeil grounded out, Gelof lined out, Butler was hit by a pitch, and Muncy flew out. In the bottom of the fourth, Walton grounded out, Cortes walked, Serven struck out, and Williams grounded out. In the top of the ninth, Raleigh flew out, Rodríguez lined out, Naylor singled, and Cole Young grounded into a force out.

The game took 3 hours, 24 minutes and was played before an announced attendance of 9,171 at Sutter Health Park. The evening contest featured several late swings. The Athletics’ late rally capped a game that included five home runs combined. Seattle had entered the series having won recent games against Texas and had beaten the Athletics 19-1 on Saturday. The Athletics had lost that game but rebounded in the finale of the series.

Interstat’s game simulator had projected a final score of Athletics 6, Seattle Mariners 4. Interstat’s ELO system had projected Seattle with a 56.6 percent probability to win. Seattle had been installed as a pregame favorite with a spread of -1.5. The total of 15 was listed against an over/under line of 9.5.