Boston Red Sox vs Seattle Mariners — result

The market's verdict

The betting market closed with Seattle Mariners at 1.90 — an implied 51% chance. Boston Red Sox upset it.

• Boston Red Sox: opened 2.00, closed 1.99 (49%)
• Seattle Mariners: opened 1.85, closed 1.90 (51%)

Boston Red Sox — recent form

• 2026-06-18Toronto Blue Jays 4-3 Boston Red Sox
• 2026-06-17Toronto Blue Jays 3-0 Boston Red Sox
• 2026-06-16Toronto Blue Jays 6-1 Boston Red Sox
• 2026-06-14Texas Rangers 6-4 Boston Red Sox

Seattle Mariners — recent form

• 2026-06-18Baltimore Orioles 5-3 Seattle Mariners
• 2026-06-17Baltimore Orioles 1-3 Seattle Mariners
• 2026-06-14Seattle Mariners 1-10 Washington Nationals