Luis Castillo joins White Sox from Mariners ahead of trade deadline
8 sources • 1 min read • Latest: Aug 2, 2026, 3:38 AM
Last updated Aug 2, 2026
The Chicago White Sox have acquired Luis Castillo from the Seattle Mariners in exchange for reliever Seranthony Dominguez, outfielder Nolan Jones, and catcher prospect Boston Smith. This move aims to strengthen the White Sox rotation as they hold onto the lead in the American League Central. The Mariners, remaining competitive in the AL West, have been expected to trade from their rotation depth to address other team needs. Further updates are anticipated as the trade deadline approaches.
- •Luis Castillo traded from Mariners to White Sox.
- •White Sox acquire Castillo for Dominguez, Jones, and Smith.
- •Trade aims to bolster White Sox rotation.
- •Mariners remain in contention in the AL West.
- •Further updates expected as trade deadline nears.
- 3:45 AMESPN — Sources: White Sox land Castillo in deal with M's
- 3:19 AMYahoo Sports — Mariners shake up roster, trading Luis Castillo to the White Sox ahead of deadline
- 3:13 AMYahoo Sports — Mariners trade Luis Castillo to White Sox in four-player deal
- 2:32 AMYahoo Sports — Luis Castillo trade grades: Who won White Sox and Mariners deal?
- 2:04 AMCBS MLB — Luis Castillo traded to White Sox: Mariners starter to bolster Chicago rotation hanging on to division lead
"The White Sox are acquiring right-handed pitcher Luis Castillo from the Mariners for Seranthony Dominguez, Nolan Jones and prospect Boston Smith.
"Chicago is sending right-hander Seranthony Domínguez, outfielder Nolan Jones, catching prospect Boston Smith and cash considerations in exchange.
"Luis Castillo is off to the White Sox in exchange for Nolan Jones, Boston Smith and Seranthony Dominguez. Let's hand out grades.
Sources
External links- ESPNAug 2, 2026, 3:45 AMSources: White Sox land Castillo in deal with M's
The White Sox are acquiring right-handed pitcher Luis Castillo from the Mariners for Seranthony Dominguez, Nolan Jones and prospect Boston Smith.
- Yahoo SportsAug 2, 2026, 3:19 AMMariners shake up roster, trading Luis Castillo to the White Sox ahead of deadline
Chicago is sending right-hander Seranthony Domínguez, outfielder Nolan Jones, catching prospect Boston Smith and cash considerations in exchange.
- Yahoo SportsAug 2, 2026, 3:13 AMMariners trade Luis Castillo to White Sox in four-player deal
Seattle acquired three players in exchange for Castillo, including right-handed reliever Seranthony Dominguez.
- Yahoo SportsAug 2, 2026, 2:32 AMLuis Castillo trade grades: Who won White Sox and Mariners deal?
Luis Castillo is off to the White Sox in exchange for Nolan Jones, Boston Smith and Seranthony Dominguez. Let's hand out grades.
- CBS MLBAug 2, 2026, 2:04 AMLuis Castillo traded to White Sox: Mariners starter to bolster Chicago rotation hanging on to division lead
Reliever Seranthony Dominguez, outfielder Nolan Jones and catcher prospect Boston Smith are headed back to Seattle
Original reporting and copyright belong to the linked sources. SportsNewsReport.com aggregates and links — it does not republish full articles.
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