Christian Montes De Oca - MLB News, Rumors, & Updates

Cut by Arizona The Diamondbacks released Montes De Oca (back) on Tuesday, Aaron Hughes of SI.com reports.

Impact Montes De Oca made his MLB debut last season but underwent back surgery in June that kept him out for the remainder of the year and will also sideline him for most of the 2026 campaign. The 26-year-old righty posted a 4.07 ERA and 1.33 WHIP over 24.1 innings at Triple-A Reno and shouldn't have much trouble landing a minor-league deal despite his injury.

4 DAYS AGO • ROTOWIRE

Outrighted off 40-man roster The Diamondbacks outrighted Montes De Oca (back) to Triple-A Reno on Monday.

Impact The transaction frees up a spot on the Diamondbacks' 40-man roster. Montes De Oca is recovering from surgery to repair a stress fracture in his back and it's not clear when he will be ready to pitch again. The reliever tossed 2.2 scoreless frames in his lone appearance for Arizona in 2025 and held a 4.07 ERA and 26:6 K:BB over 24.1 innings at Triple-A Reno.

NOVEMBER 17, 2025 • ROTOWIRE

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