TransactionFantasy impact
Chicago trades Seranthony Domínguez and prospects to Seattle for the veteran starter.
The White Sox acquired right-hander Luis Castillo from the Mariners, per ESPN. Chicago sent relief pitcher Seranthony Domínguez, outfielder Nolan Jones, and catching prospect Boston Smith to Seattle. Castillo, 33, is 2-4 with a 6.35 ERA and 1.73 WHIP over six starts this season.
Domínguez, 31, has pitched 14 games for Chicago in 2026 with a 4.15 ERA. The trade addresses a White Sox rotation that has struggled; Castillo brings 10 years of major-league experience to a team in the stretch run.
1 min read
Source: MLB Trade Rumors Verified news feed
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