The A's will place Gelof on the 10-day injured list tomorrow, and needless to say, Gelof's 2025 season is now officially over. The dislocated shoulder is a rough ending to a season already marked by notable injuries for the 25-year-old infielder, as hamate bone surgery and then a stress reaction in his ribcage prevented Gelof from making his 2025 debut until July 4.