TOTAL VOLUME:

$134.2b

24H VOL:

$134,145,987

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,441,166,947

406,422

Markets across

30,383

events

MATCHED EVENTS:

2,688

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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San Diego vs Arizona: First Inning Run
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San Diego vs Arizona: First Inning Run

Volume:
$732,878

Yes

 - Kalshi

Yes - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Aug 5, 2026

Closed: Aug 4, 10:09 PM EST

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Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

Yes

View
100%
Yes 100¢No 0¢
100¢
N/A
$732,878
N/A
N/A
$651,295
Settled
Yes
Total markets: 1

Intro

This market tracks whether either San Diego or Arizona will score a run in the first inning of their professional baseball game scheduled for August 4, 2026. On Kalshi, the current probability of a run being scored is 62.0%, with resolution based on the game's official results. Watch for the first inning of the game on August 4, 2026, as this will determine the market outcome.

Kalshi

If either team scores a run in the first inning of the San Diego vs Arizona professional baseball game originally scheduled for Aug 4, 2026 at 9:40 PM EDT, then the market resolves to Yes.

Frequently asked questions

On Kalshi, the dashboard for the first-inning run market tracks real-time odds and price movements surrounding which team will score the first run in the opening inning. It also displays current trading volume of $732,878 and 24-hour volume of $731,218, letting you see how market sentiment shifts as the first pitch approaches.

This market resolves around Aug 5, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result depends solely on which team scores the first run in the opening inning of the game, a fact that becomes official shortly after the first few pitches are thrown.

Several factors could shift probabilities in this market before Aug 5, 2026. Key pitching changes, weather conditions affecting gameplay, or early-game momentum swings may influence bettors' expectations. Injuries to star players or late lineup adjustments can also impact perceptions of scoring likelihood in the first inning. Additionally, any last-minute stadium announcements, such as bullpen changes or field conditions, might cause rapid shifts in trader positioning as the game approaches.