Seranthony Dominguez activated by Mariners

by Ari Koslow | Mariners Correspondent | Tue, Aug 4th 2026, 5:44pm EDT

The Mariners activated Seranthony Dominguez . (Mariners PR on Twitter)

Fantasy Impact:

Dominguez will pitch in a middle-relief role for Seattle.

Roster moves:

🔹 Brendan Donovan, INF/OF, reinstated from 10-day Injured List (left groin muscle strain).
🔹 Taylor Ward (#27), OF, reports to club.
🔹 Seranthony Domínguez (#58), RHP, reports to club.
🔹 Jhonny Pereda, C, recalled from Triple-A Tacoma.
🔹 Mitch Garver, C,… pic.twitter.com/SyEUegt79t
— Mariners PR (@MarinersPR) August 4, 2026

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