Polyrank
SportsBaseballMLB

Seattle Mariners vs. Boston Red Sox

$44.6K volume, 24h176 fills · 121 traders · 19 questions

Reported by Polymarket: open interest $84.6K · liquidity $998.3K · 24h volume 84,524 shares

  1. Created
  2. First trade
  3. Event start

Resolves via mlb.com

Part of MLB · daily

Totals

QuestionYesNo24h volume
O/U 8.541.5¢58.5¢$28.8K
O/U 7.550.5¢49.5¢$5.1K
O/U 9.533.0¢67.0¢$396.20

Moneyline

QuestionYesNo24h volume
Seattle Mariners vs. Boston Red Sox39.5¢60.5¢$6.7K

Nrfi

QuestionYesNo24h volume
NRFI42.5¢57.5¢$1.8K

Team First Five Winner

QuestionYesNo24h volume
Boston Red Sox51.5¢48.5¢$1.1K
Seattle MarinersQuiet34.5¢65.5¢
DrawQuiet15.5¢85.0¢
(3 of 3 priced)101.5¢

Spreads

QuestionYesNo24h volume
Spread -1.541.5¢58.5¢$720.48
Spread -1.528.5¢71.5¢$109.49
Spread -2.519.5¢80.5¢$30.00
Spread -2.5Quiet30.5¢69.5¢

Team First Five Total

QuestionYesNo24h volume
1st 5 Innings O/U 2.5Quiet71.5¢28.5¢
1st 5 Innings O/U 3.5Quiet57.0¢43.0¢
1st 5 Innings O/U 4.5Quiet44.0¢56.5¢
1st 5 Innings O/U 5.5Quiet31.0¢69.0¢
1st 5 Innings O/U 6.5Quiet22.0¢78.0¢

Team First Five Spread

QuestionYesNo24h volume
1st 5 Innings Spread -1.5Quiet34.0¢66.0¢
1st 5 Innings Spread -1.5Quiet20.5¢79.5¢

Market details

Category
Sports
Subcategory
MLB
Discipline
Baseball
Series
MLB
Teams
Seattle Mariners vs. Boston Red Sox

Prices and volume as of Aug 31, 2026 17:20 UTC. Trading data is ours; event metadata comes from Polymarket. Not affiliated with Polymarket · Not investment advice.