TOTAL VOLUME:

$134.2b

24H VOL:

$126,324,530

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,434,646,834

406,019

Markets across

30,401

events

MATCHED EVENTS:

2,689

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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San Francisco vs Miami: First Inning Run
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San Francisco vs Miami: First Inning Run

Volume:
$44,479

Yes

 - Kalshi

Yes - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jun 21, 2026

Closed: Jun 21, 1:54 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
0%
Yes 0¢No 100¢
100¢
N/A
$44,479
N/A
N/A
$34,044
Settled
No
Total markets: 1

Description

This market tracks whether either San Francisco or Miami scores at least one run during the first inning of their Major League Baseball game on June 21, 2026. The outcome depends solely on the scoring activity in that opening inning.

Kalshi

If either team scores a run in the first inning of the San Francisco vs Miami professional baseball game originally scheduled for Jun 21, 2026 at 1:40 PM EDT, then the market resolves to Yes.

Frequently asked questions

On Kalshi, the first inning run market dashboard displays real-time odds and price history for whether San Francisco or Miami will score in the opening inning of their matchup. The interface shows current bid-ask spreads, recent trade activity, and 24-hour volume metrics to help traders monitor liquidity and sentiment shifts. This dashboard lets you track how the market reprices as game time approaches and new information emerges about lineup decisions, weather, or pitcher matchups.

Prediction market odds and sportsbook odds often diverge because they reflect different trader bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets like this one aggregate beliefs from traders risking real capital on outcomes. This market may price first-inning scoring differently than traditional sportsbooks, especially as new information surfaces closer to game time. Comparing the two can reveal where one venue sees value the other has missed.

On Kalshi, this market is priced through an order-book mechanism where traders buy and sell shares representing yes or no outcomes. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each share reflects the collective probability assigned by active traders; higher prices indicate stronger belief in that outcome. As new information arrives—injury reports, weather updates, or lineup changes—traders adjust their positions, moving the price to equilibrate supply and demand in real time.

This market resolves around Jun 21, 2026, once the San Francisco versus Miami game concludes and the first-inning result is verified. The outcome is determined by whether either team scores at least one run during the opening inning, confirmed against credible public sources such as official league records or major sports data providers. Resolution occurs shortly after the inning closes and the result is publicly available.

Several catalysts can shift odds before the game begins: starting pitcher announcements, lineup changes, weather forecasts affecting ball carry and visibility, and injury updates to key batters or pitchers. Bullpen availability and recent offensive trends for each team also influence first-inning scoring probability. As game time nears, any late-breaking news—such as a surprise roster move or weather deterioration—can trigger sharp repricing. Trading volume typically spikes in the final hours before first pitch.