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404,028

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PLATFORM COVERAGE:

5

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St. Louis Cardinals vs. Chicago Cubs
polymarket
kalshi
predict

Who will win St. Louis Cardinals vs Chicago Cubs?

Volume:
$612,988

St. Louis Cardinals vs. Chicago Cubs

all

2 markets

Polymarket

Predict

consensus

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jul 5, 2026

Closed: Jul 11, 8:08 PM EST

polymarket

Polymarket

View
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
polymarket

St. Louis Cardinals vs. Chicago Cubs

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$475,999
N/A
N/A
N/A
Settled
Yes
predict

St. Louis Cardinals vs. Chicago Cubs

View
N/A
N/A
—
$2,278
$11,961
N/A
N/A
N/A
Settled
No
polymarket

Spread -2.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$22,991
N/A
N/A
N/A
Settled
Yes
polymarket

NRFI

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$813
N/A
N/A
N/A
Settled
Yes
polymarket

Spread -1.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$372
N/A
N/A
N/A
Settled
Yes
polymarket

1st 5 Innings Spread -1.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$45
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 8.5

View
0%
Yes 0¢No 100¢
—
N/A
$43,624
N/A
N/A
N/A
Settled
Yes
polymarket

Spread -1.5

View
0%
Yes 0¢No 100¢
—
N/A
$22,258
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 4.5

View
0%
Yes 0¢No 100¢
—
N/A
$11,402
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 6.5

View
0%
Yes 0¢No 100¢
—
N/A
$9,774
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 5.5

View
0%
Yes 0¢No 100¢
—
N/A
$8,141
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 3.5

View
0%
Yes 0¢No 100¢
—
N/A
$4,016
N/A
N/A
N/A
Settled
Yes
kalshi

Game goes to extra innings

View
0%
Yes 0¢No 100¢
100¢
N/A
$506
N/A
N/A
$506
Settled
No
polymarket

Extra Innings

View
0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
No
polymarket

1st 5 Innings O/U 4.5

View
0%
Yes 0¢No 100¢
—
N/A
$486
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 9.5

View
0%
Yes 0¢No 100¢
—
N/A
$231
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 7.5

View
0%
Yes 0¢No 100¢
—
N/A
$154
N/A
N/A
N/A
Settled
Yes
polymarket

1st 5 Innings O/U 5.5

View
0%
Yes 0¢No 100¢
—
N/A
$88
N/A
N/A
N/A
Settled
Yes
polymarket

1st 5 Innings Spread -2.5

View
0%
Yes 0¢No 100¢
—
N/A
$77
N/A
N/A
N/A
Settled
Yes
polymarket

1st 5 Innings Spread -1.5

View
0%
Yes 0¢No 100¢
—
N/A
$32
N/A
N/A
N/A
Settled
Yes
polymarket

1st 5 Innings Spread -2.5

View
0%
Yes 0¢No 100¢
—
N/A
$15
N/A
N/A
N/A
Settled
Yes
polymarket

1st 5 Innings O/U 2.5

View
0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

1st 5 Innings O/U 3.5

View
0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

1st 5 Innings O/U 6.5

View
0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Spread -3.5

View
0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
Total markets: 25

Description

This event group covers an MLB game between the St. Louis Cardinals and Chicago Cubs scheduled for July 4, 2026 at 8:08 PM ET. Markets span three distinct outcome types: match winner, first-inning run scoring, and extra-innings occurrence. Resolution depends on official MLB statistics and handles postponements, cancellations, and ties according to platform-specific rules.

PredictionHero - Resolution Divergence Alerts (RDA)

Divergence Detected

Issue: Three distinct outcome types across platforms (match winner, first-inning scoring, extra innings) with incomplete edge-case specification on Kalshi. Polymarket and Predict align on match winner and first-inning rules but Kalshi introduces a separate outcome dimension without explicit cancellation or tie handling.Hero tip: Polymarket and Predict markets are safe to treat as unified on match winner and first-inning outcomes. Kalshi's extra-innings market is a separate bet type; verify its cancellation/postponement rules with the platform before trading, as they are not documented in the source data.

Critical divergence points:

  • Polymarket: Match winner resolves to Cardinals or Cubs; 50-50 on cancellation/tie/no makeup. First inning: Yes if any run scored, No if none, 50-50 on cancellation. Source: MLB.com official statistics within 24 hours, else credible reporting consensus.
  • Predict: Match winner resolves to Cardinals or Cubs; 50-50 on cancellation/tie/no makeup. Identical logic to Polymarket. Source: MLB.com official statistics within 24 hours, else credible reporting consensus.
  • Kalshi: Extra innings: resolves Yes if game goes to extra innings. No explicit handling of cancellation, postponement, or tie. No primary resolution source specified.
Our PredictionHero Resolution Divergence Alerts (RDA) are there to help users identify potential differences across platforms. They do not replace or supersede the official rules and description of any prediction market. Users are solely responsible for reviewing and understanding the applicable rules and resolution criteria before placing any trade or bet. If you notice a potential inconsistency, discrepancy, or error in an alert, please report it to our team so we can review and improve the accuracy of our data.

Polymarket

In the upcoming MLB game between the St. Louis Cardinals and Chicago Cubs, scheduled for July 4 at 8:08PM ET: This market will resolve to "St. Louis Cardinals" if the St. Louis Cardinals win the game. This market will resolve to "Chicago Cubs" if the Chicago Cubs 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.

Kalshi

If St. Louis and Chicago C go to extra innings in the St. Louis vs Chicago C professional baseball game originally scheduled for Jul 4, 2026 at 8:08 PM EDT, then the market resolves to Yes.

Predict

In the upcoming MLB game between the St. Louis Cardinals and Chicago Cubs, scheduled for July 4 at 8:08PM ET: This market will resolve to "St. Louis Cardinals" if the St. Louis Cardinals win the game. This market will resolve to "Chicago Cubs" if the Chicago Cubs 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.

Frequently asked questions

Prediction markets and sportsbooks price outcomes differently because they operate under distinct incentive structures. Sportsbooks set odds to balance liability and extract a margin, while prediction markets rely on traders putting real capital at risk to discover true probabilities. This market's prices reflect what traders believe will happen, not what a bookmaker needs to profit. Comparing this market to major sportsbooks can reveal where public perception diverges from professional consensus, often highlighting value opportunities before sharp money moves in.

On Polymarket and Kalshi, price differences emerge from variations in user base composition, liquidity depth, and fee structures. Polymarket and Kalshi can show different implied probabilities for the same outcome because of liquidity, fee structure, participant mix, and how each venue defines the contract. Each platform attracts traders with different risk tolerances and information sets, so one may price the Cardinals higher or lower depending on which side has more conviction. Monitoring both venues helps you understand whether divergence reflects genuine disagreement or temporary imbalance—often a signal that one side is mispriced relative to the other.

Key catalysts include lineup announcements, starting pitcher confirmation, and injury updates for either team. Weather conditions at game time—wind speed and temperature—can significantly impact play style and scoring. Betting action from sharp money often triggers repricing as professionals deploy capital based on their models. Breaking news about team dynamics, recent performance streaks, or head-to-head trends will also shift trader sentiment. Monitor sports news feeds and this market's price action closely in the hours before first pitch.