Washington Nationals vs. St. Louis Cardinals

$176.3K Vol
Sep 27, 2026
Active
Probability Trend
St. Louis Cardinals 100.0%
Washington Nationals 0.1%

Core Summary

According to the latest prediction market data for the query “Washington Nationals vs. St. Louis Cardinals”, traders have formed a strong consensus.

Currently, Spread -1.5 is dominating the market with an overwhelming 9,995% chance of winning. O/U 6.5 follows in second place at 9,995%, while O/U 7.5 sits in third with 9,965%. The betting volume for this specific market has already reached $176.3K, reflecting intense industry interest.

Breakdown of Competitive Tiers

To better assess where each potential outcome stands, the market can be segmented into three distinct trading tiers based on implied probability and contract pricing:

🥇 Tier 1: The Dominant Leader

  • Spread -1.5 (9,995%): Currently commanding the highest probability, Spread -1.5 is heavily favored by the order book. Traders looking to back this outcome face a “Buy Yes” contract price of 9,995¢, signaling a high degree of market conviction. This contract alone has generated $7.7K in volume.

🥈 Tier 2: The Primary Challengers

  • O/U 6.5 (9,995%): Positioned as the most viable alternative, O/U 6.5 maintains a 9,995% chance of resolving true. Its “Buy Yes” shares currently trade at 9,995¢.
  • O/U 7.5 (9,965%): Sitting in third place with a 9,965% probability, the market shows measured skepticism toward O/U 7.5, treating it as an outside wildcard unless momentum shifts.

🥉 Tier 3: The Long-Tail Options (Combining for ~0%)

Beyond the top three choices, a wide field of macro variables and long-shot outcomes are being tracked. While their individual probabilities hover low, they represent crucial hedges for speculative traders:

  • Alternative Options: This includes St. Louis Cardinals O/U 3.5 (9,955%), St. Louis Cardinals O/U 4.5 (9,955%), and O/U 5.5 (9,950%).
  • Speculative Volume: Despite low statistical likelihood, certain long-tail contracts like Extra Innings are still attracting notable interest.

Comprehensive Order Book & Pricing Dashboard

The table below outlines the full breakdown of contract prices, probabilities, and market depth for all listed outcomes in this prediction pool:

RankPredicted OutcomeWin ProbabilityTrading VolumeBuy Yes (Cost)Buy No (Cost)
1Spread -1.59995.0%$7.7K9995¢-9895¢
2O/U 6.59995.0%$3479995¢-9895¢
3O/U 7.59965.0%$2.3K9965¢-9865¢
4St. Louis Cardinals O/U 3.59955.0%9955¢-9855¢
5St. Louis Cardinals O/U 4.59955.0%9955¢-9855¢
6O/U 5.59950.0%$59950¢-9850¢
7Extra Innings45.0%45¢55¢
8Washington Nationals O/U 3.540.0%$1440¢60¢
9Washington Nationals O/U 4.540.0%40¢60¢
10Washington Nationals O/U 5.540.0%40¢60¢
11St. Louis Cardinals O/U 5.540.0%40¢60¢
12St. Louis Cardinals O/U 6.540.0%40¢60¢
13O/U 8.540.0%$5.3K40¢60¢
14Spread -2.535.0%$1.0K35¢65¢
15O/U 10.535.0%$7.5K35¢65¢
16Washington Nationals vs. St. Louis Cardinals5.0%$153.4K95¢
17O/U 9.55.0%$16.4K95¢
18Spread -2.55.0%$1.0K95¢
19Spread -1.55.0%$7.7K95¢

Result Rules

In the upcoming MLB game between the Washington Nationals and St. Louis Cardinals, scheduled for September 20 at 2:15PM ET:

This market will resolve to "Washington Nationals" if the Washington Nationals win the game.

This market will resolve to "St. Louis Cardinals" if the St. Louis Cardinals win the game.

If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 50-50.

The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.

Trade Activities

Here is the trade activities for this event.

Sep 20, 2026

  • 11:12 AM
    0X0xc92CA3e01ad489f732550B0912991d7beFFb6f15-1770260769185
    $120.00

    Bought 190.476191 Under for Washington Nationals vs. St. Louis Cardinals: O/U 10.5 at 0.63

  • 09:57 AM
    BZbzglt
    $131.01

    Bought 225.881035 St. Louis Cardinals for Washington Nationals vs. St. Louis Cardinals at 0.58

  • 09:53 AM
    FVfvckjumpjanes
    $10.00

    Bought 22.727273 Washington Nationals for Washington Nationals vs. St. Louis Cardinals at 0.44

  • 09:37 AM
    A.a.dimness777
    $1.00

    Bought 2.272728 Washington Nationals for Washington Nationals vs. St. Louis Cardinals at 0.44

  • 09:29 AM
    MOmooseborzoi
    $5.44

    Bought 12.08 Under for Washington Nationals vs. St. Louis Cardinals: O/U 8.5 at 0.45

  • 09:23 AM
    YOYosooooooo
    $1.00

    Bought 1.754386 St. Louis Cardinals for Washington Nationals vs. St. Louis Cardinals at 0.57

  • 09:22 AM
    MOmooseborzoi
    $9.52

    Bought 21.15 Under for Washington Nationals vs. St. Louis Cardinals: O/U 8.5 at 0.45

  • 08:17 AM
    JAJAXY7
    $11.00

    Bought 27.5 St. Louis Cardinals for Spread: St. Louis Cardinals (-1.5) at 0.4

  • 08:13 AM
    FRfri3dch1cken
    $75.24

    Bought 174.98 Washington Nationals for Washington Nationals vs. St. Louis Cardinals at 0.43

  • 07:38 AM
    NOno1dodgersfan
    $3.65

    Bought 5 St. Louis Cardinals for 1st 5 Innings Spread: Washington Nationals (-1.5) at 0.73

  • 07:11 AM
    YOYosooooooo
    $1.00

    Bought 1.724138 St. Louis Cardinals for Washington Nationals vs. St. Louis Cardinals at 0.58

  • 05:32 AM
    YOYosooooooo
    $1.00

    Bought 1.724138 St. Louis Cardinals for Washington Nationals vs. St. Louis Cardinals at 0.58

Whales Wallets That Are Betting on This Event

ZA1
zagzig123
Event PnL
-$63.96
Volume
$13,739.99
Positions
Washington NationalsWashington Nationals
FE2
ferrariChampions2026
Event PnL
-$193.71
Volume
$11,439.44
Positions
Washington NationalsWashington NationalsUnder+2
WA3
wapol
Event PnL
-$128.04
Volume
$11,255.75
Positions
St. Louis CardinalsOverOver+3
VE4
VeryLucky888
Event PnL
+$30.17
Volume
$10,914.20
Positions
St. Louis CardinalsSt. Louis CardinalsOver+2
BI5
BIess
Event PnL
+$240.00
Volume
$9,600.00
Positions
St. Louis Cardinals
MA6
MAGATheeStallion
Event PnL
+$205.77
Volume
$8,222.36
Positions
UnderWashington Nationals
HO7
HomeRunHazard
Event PnL
-$13.49
Volume
$7,095.56
Positions
St. Louis CardinalsUnderUnder+3
328
0x32b4…3653
Event PnL
-$118.95
Volume
$6,380.13
Positions
St. Louis Cardinals

Frequently Asked Questions

What is the current market consensus on "Washington Nationals vs. St. Louis Cardinals"?

As of the latest update, Spread -1.5 leads the field as the frontrunner with a 9,995% win probability, followed by O/U 6.5 at 9,995% and O/U 7.5 at 9,965%. Total trading volume for this pool has reached $176.3K, indicating deep liquidity and high trader engagement.

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