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The Diego Castillo trade: Seattle Mariners win, +$8.5M
MLB · July 29, 2021
Seattle Mariners win, +$8.5M · July 29, 2021
| Tampa Bay Rays gets | $3.5M |
| Austin Shenton | $1.6M |
| JT Chargois | $2.7M |
| Seattle Mariners gets | $12.5M |
| Diego Castillo | $12.5M |
Each piece is valued as the model saw it on the day of the trade, in today's cap dollars.
Updated November 6, 2026.