Chicago Cubs vs. St. Louis Cardinals

$395K Vol
Aug 6, 2026
Active
Probability Trend
Chicago Cubs 51.5%
St. Louis Cardinals 48.5%

Core Summary

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

Currently, O/U 3.5 is dominating the market with an overwhelming 5,350% chance of winning. Extra Innings follows in second place at 5,000%, while O/U 6.5 sits in third with 4,950%. The betting volume for this specific market has already reached $395K, 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

  • O/U 3.5 (5,350%): Currently commanding the highest probability, O/U 3.5 is heavily favored by the order book. Traders looking to back this outcome face a “Buy Yes” contract price of 5,350¢, signaling a high degree of market conviction. This contract alone has generated $8.5K in volume.

🥈 Tier 2: The Primary Challengers

  • Extra Innings (5,000%): Positioned as the most viable alternative, Extra Innings maintains a 5,000% chance of resolving true. Its “Buy Yes” shares currently trade at 5,000¢.
  • O/U 6.5 (4,950%): Sitting in third place with a 4,950% probability, the market shows measured skepticism toward O/U 6.5, 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 O/U 5.5 (4,950%), O/U 4.5 (4,350%), and Chicago Cubs vs. St. Louis Cardinals (3,950%).
  • Speculative Volume: Despite low statistical likelihood, certain long-tail contracts like O/U 2.5 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)
1O/U 3.55350.0%$8.5K5350¢-5250¢
2Extra Innings5000.0%5000¢-4900¢
3O/U 6.54950.0%$244950¢-4850¢
4O/U 5.54950.0%4950¢-4850¢
5O/U 4.54350.0%$2384350¢-4250¢
6Chicago Cubs vs. St. Louis Cardinals3950.0%$919.3K3950¢-3850¢
7O/U 2.53850.0%3850¢-3750¢
8Spread -1.51900.0%$6.2K1900¢-1800¢
9Spread -2.5900.0%$185900¢-800¢
10Spread -1.5850.0%$6.2K850¢-750¢
11O/U 8.5315.0%$13.9K315¢-215¢
12O/U 7.5310.0%$8.2K310¢-210¢
13Spread -2.5300.0%$185300¢-200¢
14O/U 9.5190.0%$3.2K190¢-90¢

Result Rules

In the upcoming MLB game between the Chicago Cubs and St. Louis Cardinals, scheduled for July 29 at 7:45PM ET:

This market will resolve to "Chicago Cubs" if the Chicago Cubs 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.

Jul 29, 2026

  • 07:41 PM
    2D2Dro
    $100.00

    Bought 200 Chicago Cubs for Chicago Cubs vs. St. Louis Cardinals at 0.5

  • 07:40 PM
    $1.17

    Bought 2.294116 St. Louis Cardinals for Chicago Cubs vs. St. Louis Cardinals at 0.51

  • 07:37 PM
    DAdamnedspot
    $5.00

    Bought 10 Chicago Cubs for Chicago Cubs vs. St. Louis Cardinals at 0.5

  • 07:27 PM
    0X0x0f8735F0a24c66D828Fe0dA406Fc123788F1E046-1772325643855
    $3.06

    Bought 6.12 Chicago Cubs for Chicago Cubs vs. St. Louis Cardinals at 0.5

  • 07:27 PM
    0X0x546a5166295433dddA571cdE5d077Fc46abD1988-1770842732162
    $4.24

    Bought 8.313724 St. Louis Cardinals for Chicago Cubs vs. St. Louis Cardinals at 0.51

  • 07:25 PM
    $9.81

    Bought 19.235293 St. Louis Cardinals for Chicago Cubs vs. St. Louis Cardinals at 0.51

  • 07:15 PM
    CACandidoIvan
    $2.50

    Bought 5 Chicago Cubs for Chicago Cubs vs. St. Louis Cardinals at 0.5

  • 07:12 PM
    0X0xBe95Bb57F2FDa2663D4d2D5fC8B79be65d9A1A93-1783087620575
    $289.98

    Bought 579.96 Chicago Cubs for Chicago Cubs vs. St. Louis Cardinals at 0.5

  • 07:12 PM
    $274.38

    Bought 538 St. Louis Cardinals for Chicago Cubs vs. St. Louis Cardinals at 0.51

  • 07:11 PM
    QWqwertyyyss
    $50.00

    Bought 100 Chicago Cubs for Chicago Cubs vs. St. Louis Cardinals at 0.5

  • 06:58 PM
    0X0xBe95Bb57F2FDa2663D4d2D5fC8B79be65d9A1A93-1783087620575
    $9.49

    Bought 18.98 Chicago Cubs for Chicago Cubs vs. St. Louis Cardinals at 0.5

  • 06:58 PM
    DADammiao
    $8.62

    Sold 17.6 Chicago Cubs for Chicago Cubs vs. St. Louis Cardinals at 0.49

Whales Wallets That Are Betting on This Event

TE1
texaskid
Event PnL
+$400.00
Volume
$80,000.00
Positions
St. Louis Cardinals
HI2
highpal
Event PnL
-$255.00
Volume
$51,000.00
Positions
Chicago Cubs
PH3
phonesculptor
Event PnL
+$328.66
Volume
$28,942.31
Positions
St. Louis Cardinals
FE4
ferrariChampions2026
Event PnL
+$220.06
Volume
$16,007.86
Positions
St. Louis CardinalsUnderSt. Louis Cardinals
CO5
coltsmildx
Event PnL
-$65.00
Volume
$13,000.00
Positions
Chicago Cubs
CO6
ComingBack
Event PnL
-$58.81
Volume
$11,764.71
Positions
St. Louis Cardinals
HO7
HomeRunHazard
Event PnL
+$48.09
Volume
$9,326.55
Positions
Chicago CubsChicago CubsSt. Louis Cardinals+3
JA8
JAMJAMJAM4
Event PnL
-$37.00
Volume
$7,799.98
Positions
OverChicago Cubs

Frequently Asked Questions

What is the current market consensus on "Chicago Cubs vs. St. Louis Cardinals"?

As of the latest update, O/U 3.5 leads the field as the frontrunner with a 5,350% win probability, followed by Extra Innings at 5,000% and O/U 6.5 at 4,950%. Total trading volume for this pool has reached $395K, indicating deep liquidity and high trader engagement.

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