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Seattle Mariners trade Luis Castillo to Chicago White Sox

Yahoo Sports • 1 min read • Latest: Aug 6, 2026, 1:01 AM

Last updated Aug 6, 2026

Seattle Mariners trade Luis Castillo to Chicago White Sox

Summary

The Seattle Mariners traded pitcher Luis Castillo to the Chicago White Sox on August 5, 2026. Analysts, including Jim Bowden of The Athletic, praised the Mariners for offloading Castillo's remaining $30 million contract. Bowden characterized the deal as the 'Best Job of Dumping a Contract', citing Castillo's decline in status among the Mariners' rotation. In return, the Mariners received players Seranthony Domínguez, Nolan Jones, and Boston Smith, though their immediate impact remains uncertain. This trade coincides with the Mariners' preparations for their 50th anniversary.

Source Links

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Status Watch

•Mariners traded Luis Castillo to White Sox on August 5, 2026.
•Jim Bowden praised the trade as excellent contract management.
•Mariners received Seranthony Domínguez, Nolan Jones, and Boston Smith in return.
•Castillo was no longer among the top five starters for the Mariners.
•Trade occurs as Mariners approach their 50th anniversary celebrations.

Latest Updates

1:01 AMYahoo Sports — Seattle Mariners Praised for Luis Castillo Trade After Deadline

What they're saying

"
After the Seattle Mariners traded Luis Castillo to the Chicago White Sox, MLB analysts praised the organization for getting out of Castillo’s contract. Jim Bowden of The Athletic gave the Mariners a superlative award for the transaction. He noted it as the “Best Job of Dumping a Contract.”In Bowden’s write up, he said, “Seattle got […] The post Seattle Mariners Praised for Luis Castillo Trade After Deadline appeared first on HEAVY.
— Yahoo Sports

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