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Washington Nationals vs. St. Louis Cardinals

$25.2K volume, 24h146 fills · 90 traders · 57 questions

Reported by Polymarket: open interest $47.2K · liquidity $1.61M · 24h volume 48,932 shares

CreatedSep 14, 2026 13:00 UTC
Sep 14, 2026 13:00 UTC
First tradeSep 18, 2026 21:59 UTC
Event startSep 20, 2026 18:15 UTC
Sep 27, 2026 18:15 UTC

Resolves via mlb.com

Part of MLB · daily

Moneyline

Question	Yes	No	24h volume
Washington Nationals vs. St. Louis Cardinals	45.5¢	54.5¢	$8.7K

Totals

Question	Yes	No	24h volume
O/U 9.5	41.5¢	58.5¢	$6.3K
O/U 10.5	35.5¢	64.5¢	$3.9K
O/U 8.5	52.5¢	47.5¢	$1.8K

Spreads

Question	Yes	No	24h volume
Spread -1.5	33.5¢	66.5¢	$2.6K
Spread -1.5	37.5¢	62.5¢	$1.7K
Spread -2.5Quiet	28.5¢	71.5¢	—
Spread -2.5Quiet	25.5¢	74.5¢	—

Nrfi

Question	Yes	No	24h volume
NRFI	51.5¢	48.5¢	$86.99

Team First Five Total

Question	Yes	No	24h volume
1st 5 Innings O/U 4.5	54.5¢	45.5¢	$38.95
1st 5 Innings O/U 5.5	44.5¢	55.5¢	$2.80
1st 5 Innings O/U 2.5Quiet	79.0¢	21.0¢	—
1st 5 Innings O/U 3.5Quiet	67.0¢	33.0¢	—
1st 5 Innings O/U 6.5Quiet	32.0¢	68.0¢	—

Team First Five Winner

Question	Yes	No	24h volume
St. Louis Cardinals	48.0¢	52.0¢	$10.00
Washington NationalsQuiet	38.0¢	62.0¢	—
DrawQuiet	14.5¢	85.5¢	—
(3 of 3 priced)	100.5¢

Team Totals

Question	Yes	No	24h volume
Washington Nationals O/U 3.5	57.0¢	43.0¢	$8.40
St. Louis Cardinals O/U 2.5Quiet	62.5¢	37.5¢	—
St. Louis Cardinals O/U 3.5Quiet	61.5¢	38.5¢	—
Washington Nationals O/U 2.5Quiet	69.5¢	30.5¢	—
Washington Nationals O/U 1.5Quiet	50.0¢	50.0¢	—
St. Louis Cardinals O/U 4.5Quiet	47.5¢	52.5¢	—
Washington Nationals O/U 4.5Quiet	45.0¢	55.0¢	—
St. Louis Cardinals O/U 5.5Quiet	35.5¢	64.5¢	—
Washington Nationals O/U 5.5Quiet	33.5¢	66.5¢	—
St. Louis Cardinals O/U 6.5Quiet	19.5¢	80.5¢	—

Team First Five Spread

Question	Yes	No	24h volume
1st 5 Innings Spread -1.5	27.5¢	72.5¢	$3.65
1st 5 Innings Spread -1.5Quiet	34.5¢	65.5¢	—

Team Inning2 Winner

Question	Yes	No	24h volume
DrawQuiet	50.0¢	50.0¢	—
St. Louis CardinalsQuiet	40.0¢	60.0¢	—
Washington NationalsQuiet	16.0¢	84.0¢	—
(3 of 3 priced)	89.0¢

Team Inning4 Winner

Question	Yes	No	24h volume
DrawQuiet	50.0¢	50.0¢	—
St. Louis CardinalsQuiet	31.5¢	68.5¢	—
Washington NationalsQuiet	30.5¢	69.5¢	—
(3 of 3 priced)	98.0¢

Team Inning7 Winner

Question	Yes	No	24h volume
DrawQuiet	50.0¢	50.0¢	—
St. Louis CardinalsQuiet	20.0¢	80.0¢	—
Washington NationalsQuiet	30.0¢	70.0¢	—
(3 of 3 priced)	101.5¢

Team Inning8 Winner

Question	Yes	No	24h volume
DrawQuiet	50.0¢	50.0¢	—
St. Louis CardinalsQuiet	17.0¢	83.0¢	—
Washington NationalsQuiet	30.0¢	70.0¢	—
(3 of 3 priced)	110.0¢

Team Inning9 Winner

Question	Yes	No	24h volume
DrawQuiet	50.0¢	50.0¢	—
St. Louis CardinalsQuiet	28.0¢	72.0¢	—
Washington NationalsQuiet	17.0¢	83.0¢	—
(3 of 3 priced)	95.0¢

Team Inning6 Winner

Question	Yes	No	24h volume
DrawQuiet	49.5¢	50.5¢	—
St. Louis CardinalsQuiet	21.5¢	78.5¢	—
Washington NationalsQuiet	30.0¢	70.0¢	—
(3 of 3 priced)	96.5¢

Team Inning5 Winner

Question	Yes	No	24h volume
DrawQuiet	49.0¢	51.0¢	—
Washington NationalsQuiet	16.5¢	83.5¢	—
St. Louis CardinalsQuiet	18.5¢	81.5¢	—
(3 of 3 priced)	104.0¢

Team Inning3 Winner

Question	Yes	No	24h volume
DrawQuiet	52.5¢	47.5¢	—
St. Louis CardinalsQuiet	31.5¢	68.5¢	—
Washington NationalsQuiet	30.5¢	69.5¢	—
(3 of 3 priced)	108.0¢

Team Inning1 Winner

Question	Yes	No	24h volume
DrawQuiet	35.5¢	64.5¢	—
St. Louis CardinalsQuiet	26.0¢	74.0¢	—
Washington NationalsQuiet	19.5¢	80.5¢	—
(3 of 3 priced)	80.5¢

Game Extra Innings

Question	Yes	No	24h volume
Extra InningsQuiet	8.5¢	91.5¢	—

Market details

Category: Sports
Subcategory: MLB
Discipline: Baseball
Series: MLB
Teams: Washington Nationals vs. St. Louis Cardinals

Prices as of Sep 20, 2026 17:36 UTC; volume from on-chain fills over the last 24h. Trading data is ours; event metadata comes from Polymarket. Not affiliated with Polymarket · Not investment advice.

Questions in this fixture