SportsBaseballMLB

Seattle Mariners vs. Athletics - First 5 Innings Winner

$306.0K volume, 24h1,094 fills · 371 traders · 67 questions (7 open)

Reported by Polymarket: open interest $90.23 · 24h volume 111 shares

Sep 6, 2026 13:00 UTC
First tradeSep 9, 2026 07:50 UTC
CreatedSep 11, 2026 18:30 UTC
Event startSep 13, 2026 01:40 UTC
Sep 13, 2026 01:40 UTC
Sep 13, 2026 03:38 UTC

Part of MLB · daily

Totals

Question	Yes	No	24h volume
O/U 19.5	99.9¢	0.4¢	$243.63
O/U 20.5	0.5¢	99.9¢	$227.56
O/U 17.5	99.0¢	0.4¢	$65.28
O/U 18.5	99.6¢	0.4¢	$11.88
O/U 16.5	99.0¢	0.4¢	$11.88
O/U 21.5	0.4¢	99.0¢	$11.88
O/U 23.5	0.4¢	99.0¢	$11.88
O/U 9.5YES	100.0¢	0.0¢	$192.8K
O/U 10.5YES	100.0¢	0.0¢	$11.5K
O/U 15.5YES	100.0¢	0.0¢	$8.6K
O/U 8.5YES	100.0¢	0.0¢	$5.7K
O/U 13.5YES	100.0¢	0.0¢	$4.4K
O/U 14.5YES	100.0¢	0.0¢	$4.1K
O/U 11.5YES	100.0¢	0.0¢	$4.1K
O/U 12.5YES	100.0¢	0.0¢	$2.5K
O/U 22.5NO	0.0¢	100.0¢	$11.88

Moneyline

Question	Yes	No	24h volume
Seattle Mariners vs. AthleticsYES	100.0¢	0.0¢	$56.5K

Spreads

Question	Yes	No	24h volume
Spread -1.5NO	0.0¢	100.0¢	$5.3K
Spread -1.5YES	100.0¢	0.0¢	$5.3K
Spread -2.5YES	100.0¢	0.0¢	$1.9K
Spread -6.5YES	100.0¢	0.0¢	$141.83
Spread -3.5YES	100.0¢	0.0¢	$87.49
Spread -9.5YES	100.0¢	0.0¢	$11.88
Spread -4.5YES	100.0¢	0.0¢	$11.87
Spread -8.5YES	100.0¢	0.0¢	$11.87
Spread -2.5NO	0.0¢	100.0¢	$6.80
Spread -5.5YES	100.0¢	0.0¢	—
Spread -7.5YES	100.0¢	0.0¢	—

Nrfi

Question	Yes	No	24h volume
NRFIYES	100.0¢	0.0¢	$1.7K

Team First Five Total

Question	Yes	No	24h volume
1st 5 Innings O/U 5.5YES	100.0¢	0.0¢	$386.47
1st 5 Innings O/U 2.5YES	100.0¢	0.0¢	$25.62
1st 5 Innings O/U 3.5YES	100.0¢	0.0¢	—
1st 5 Innings O/U 4.5YES	100.0¢	0.0¢	—
1st 5 Innings O/U 6.5YES	100.0¢	0.0¢	—

Game Extra Innings

Question	Yes	No	24h volume
Extra InningsNO	0.0¢	100.0¢	$178.26

Team First Five Winner

Question	Yes	No	24h volume
AthleticsNO	0.0¢	100.0¢	$39.22
Seattle MarinersYES	100.0¢	0.0¢	$10.00
DrawNO	0.0¢	100.0¢	—

Team First Five Spread

Question	Yes	No	24h volume
1st 5 Innings Spread -1.5YES	100.0¢	0.0¢	$2.80
1st 5 Innings Spread -1.5NO	0.0¢	100.0¢	—

Team Inning1 Winner

Question	Yes	No	24h volume
AthleticsNO	0.0¢	100.0¢	—
Seattle MarinersYES	100.0¢	0.0¢	—
DrawNO	0.0¢	100.0¢	—

Team Inning2 Winner

Question	Yes	No	24h volume
AthleticsNO	0.0¢	100.0¢	—
Seattle MarinersYES	100.0¢	0.0¢	—
DrawNO	0.0¢	100.0¢	—

Team Inning3 Winner

Question	Yes	No	24h volume
AthleticsYES	100.0¢	0.0¢	—
Seattle MarinersNO	0.0¢	100.0¢	—
DrawNO	0.0¢	100.0¢	—

Team Inning4 Winner

Question	Yes	No	24h volume
AthleticsNO	0.0¢	100.0¢	—
Seattle MarinersYES	100.0¢	0.0¢	—
DrawNO	0.0¢	100.0¢	—

Team Inning5 Winner

Question	Yes	No	24h volume
AthleticsNO	0.0¢	100.0¢	—
Seattle MarinersYES	100.0¢	0.0¢	—
DrawNO	0.0¢	100.0¢	—

Team Inning6 Winner

Question	Yes	No	24h volume
AthleticsNO	0.0¢	100.0¢	—
Seattle MarinersNO	0.0¢	100.0¢	—
DrawYES	100.0¢	0.0¢	—

Team Inning7 Winner

Question	Yes	No	24h volume
AthleticsNO	0.0¢	100.0¢	—
Seattle MarinersYES	100.0¢	0.0¢	—
DrawNO	0.0¢	100.0¢	—

Team Inning8 Winner

Question	Yes	No	24h volume
AthleticsNO	0.0¢	100.0¢	—
Seattle MarinersYES	100.0¢	0.0¢	—
DrawNO	0.0¢	100.0¢	—

Team Inning9 Winner

Question	Yes	No	24h volume
AthleticsNO	0.0¢	100.0¢	—
Seattle MarinersYES	100.0¢	0.0¢	—
DrawNO	0.0¢	100.0¢	—

Market details

Category: Sports
Subcategory: MLB
Discipline: Baseball
Series: MLB
Teams: Seattle Mariners vs. Athletics

Prices and volume as of Sep 13, 2026 07:52 UTC. Trading data is ours; event metadata comes from Polymarket. Not affiliated with Polymarket · Not investment advice.

Questions in this fixture