Luis Castillo was traded to the Milwaukee Brewers (trade) — official Aug 2, 2026.

What we know

Timeline

• ○
  Jul 24, 2026reported

  Report: Mariners listening on offers for Luis Castillo, Emerson Hancock

  → our coverage
• ○
  Jul 28, 2026reported

  Feinsand: Mariners weigh Luis Castillo move

  → our coverage
• ○
  Aug 2, 2026reported

  Passan: White Sox acquiring Luis Castillo from Mariners

  → our coverage
• ●
  Aug 2, 2026official

  Acquired RHP Luis Castillo from Seattle Mariners for RHP Seranthony Domínguez, C Boston Smith, RF Nolan Jones and cash.

  MLB official transactions
• ●
  Aug 2, 2026official

  Acquired RHP Luis Castillo from Seattle in exchange for RHP Seranthony Domínguez, C Boston Smith, RF Nolan Jones and cash. Reinstated RHP Luis Castillo from the IL. Recalled RHP Duncan Davitt from Charlotte (IL).

  MLB official transactions
• ●
  Sep 24, 2026official

  Placed RHP Luis Castillo on the 15-day IL. Recalled RHP Tyler Davis from Charlotte (IL).

  MLB official transactions
• ★
  Aug 2, 2026settled

  team_membership recorded: Milwaukee Brewers (trade)

  official_transactions:264616

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Machine-tracked from verified claims and official feeds. Nothing on this page is generated by a language model.

Reflects verified claims and official transactions through Oct 23, 2026.

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