Baltimore Orioles vs. St. Louis Cardinals

$141.8K Vol
Sep 3, 2026
Active
Probability Trend
Baltimore Orioles 54.5%
St. Louis Cardinals 45.5%

Core Summary

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

Currently, NRFI is dominating the market with an overwhelming 45.5% chance of winning. The betting volume for this specific market has already reached $141.8K, 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

  • NRFI (45.5%): Currently commanding the highest probability, NRFI is heavily favored by the order book. Traders looking to back this outcome face a “Buy Yes” contract price of 46¢, signaling a high degree of market conviction. This contract alone has generated $27 in volume.

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)
1NRFI45.5%$2746¢55¢

Result Rules

In the upcoming MLB game between the Baltimore Orioles and St. Louis Cardinals, scheduled for August 27 at 2:15PM ET:

This market will resolve to "Baltimore Orioles" if the Baltimore Orioles 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.

AI Valuation Analysis: Finding Market Mispricings & EV Gaps

While human consensus and speculative volume shape the broader prediction market, our quantitative algorithms offer a data-driven counter-perspective. By analyzing fundamental signals, underlying trends and historical distributions, our AI Valuation model calculates an independent “Fair Value” probability for each outcome.

Comparing this Fair Value against the current Trade Value uncovers major disparities — known as the Expected Value (EV) Gap. Contracts with a positive EV Gap represent statistically underpriced outcomes, whereas a negative EV Gap flags a potential market overreaction.

Top AI Alpha & Mispriced Arbitrage Opportunities

Based on the latest data model run, several key contracts stand out with significant deviations:

  • The Best Value Play (Highest EV) Our model identifies NRFI as the premium value opportunity on the board. While the market only assigns it a 45.5% trading probability, our AI’s Fair Value assessment sits at 56.1% — yielding an impressive +10.6% EV Gap.
MarketTrade ValueFair ValueEV Gap
NRFIBest EV45.5%56.1%+10.6%

Trade Activities

Here is the trade activities for this event.

Aug 27, 2026

  • 09:37 AM
    PEPEPEROMANO123
    $5.00

    Bought 7.246374 Baltimore Orioles for Spread: St. Louis Cardinals (-1.5) at 0.69

  • 09:22 AM
    0X0x3DFb153c197D4C19D3B31c1ecD2c7B6860eeabAf-1722957908185
    $16.30

    Bought 40.75 Baltimore Orioles for Spread: Baltimore Orioles (-1.5) at 0.4

  • 09:22 AM
    0X0xE5d2Eb130304f714CCdB1158Cce66564b5740814-1770145113534
    $4.88

    Bought 9.207546 Over for Baltimore Orioles vs. St. Louis Cardinals: O/U 7.5 at 0.53

  • 08:16 AM
    3333done
    $62.40

    Bought 120 Baltimore Orioles for Baltimore Orioles vs. St. Louis Cardinals at 0.52

  • 08:15 AM
    SASabunabot
    $208.00

    Bought 400 Baltimore Orioles for Baltimore Orioles vs. St. Louis Cardinals at 0.52

  • 08:15 AM
    GIGiannisAntetokounmpo
    $1.50

    Bought 3.061223 St. Louis Cardinals for Baltimore Orioles vs. St. Louis Cardinals at 0.49

  • 08:08 AM
    MUmuerr1a
    $1.46

    Bought 1.848 Baltimore Orioles for Spread: St. Louis Cardinals (-2.5) at 0.79

  • 08:06 AM
    FUfunnyday
    $98.00

    Bought 200 St. Louis Cardinals for Baltimore Orioles vs. St. Louis Cardinals at 0.49

  • 08:03 AM
    OUoutlawloyal1
    $1.00

    Bought 1.265819 Baltimore Orioles for Spread: St. Louis Cardinals (-2.5) at 0.79

  • 08:00 AM
    YOYoskim0
    $1.08

    Bought 1.367085 Baltimore Orioles for Spread: St. Louis Cardinals (-2.5) at 0.79

  • 07:58 AM
    MIMissaloo0
    $1.20

    Bought 1.518985 Baltimore Orioles for Spread: St. Louis Cardinals (-2.5) at 0.79

  • 07:45 AM
    HOhonduraslover
    $3.00

    Bought 5.769229 Baltimore Orioles for Baltimore Orioles vs. St. Louis Cardinals at 0.52

Whales Wallets That Are Betting on This Event

PL1
pleaseplease123
Event PnL
+$405.14
Volume
$80,555.99
Positions
Baltimore Orioles
3D2
0x3DFb…8185
Event PnL
+$46.74
Volume
$46,033.51
Positions
Baltimore OriolesBaltimore Orioles
NI3
nigiri99
Event PnL
-$5.95
Volume
$45,545.00
Positions
St. Louis CardinalsUnderOver+2
324
0x32b4…3653
Event PnL
-$100.00
Volume
$20,000.00
Positions
St. Louis Cardinals
VE5
VeryLucky888
Event PnL
-$71.29
Volume
$15,371.00
Positions
St. Louis CardinalsOver
AB6
abura2025
Event PnL
-$50.00
Volume
$10,000.00
Positions
St. Louis Cardinals
AN7
AnonymousUsername
Event PnL
-$40.66
Volume
$8,170.43
Positions
St. Louis CardinalsYes
HO8
HomeRunHazard
Event PnL
-$32.72
Volume
$6,914.49
Positions
St. Louis CardinalsBaltimore Orioles

Frequently Asked Questions

What is the current market consensus on "Baltimore Orioles vs. St. Louis Cardinals"?

As of the latest update, NRFI leads the field as the frontrunner with a 45.5% win probability. Total trading volume for this pool has reached $141.8K, indicating deep liquidity and high trader engagement.

How does the AI Fair Value differ from the live Market Trade Value?

The live Market Trade Value reflects public sentiment, order-book momentum and speculative capital. Our AI Fair Value is computed independently with quantitative models that strip out hype to focus on underlying data. When the two diverge, it creates an EV Gap, flagging where the market may be mispricing an outcome.

Which outcome represents the highest Expected Value (EV) right now?

Our latest run flags NRFI as the most significant mispricing. While the market trades it at a 45.5% implied probability, our AI calculates a Fair Value of 56.1% — an Expected Value gap of +10.6%, making it the premium value play in this pool.

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