TOTAL VOLUME:

$134.2b

24H VOL:

$130,522,377

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,438,389,636

404,028

Markets across

30,214

events

MATCHED EVENTS:

2,681

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Kansas City vs Boston: First 5 Spread
kalshi

Kansas City vs Boston: First 5 Spread

Volume:
$22,496

Boston -1.5 first 5 innings

 - Kalshi

Boston -1.5 first 5 innings - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 12, 2026

Closed: Sep 11, 8:40 PM EST

kalshi

Kalshi

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

Boston -1.5 first 5 innings

View
0%
Yes 0¢No 100¢
100¢
N/A
$9,755
N/A
N/A
$7,503
Settled
No
kalshi

Kansas City -2.5 first 5 innings

0%
Yes 0¢No 100¢
100¢
N/A
$6,958
N/A
N/A
$5,279
Settled
No
kalshi

Kansas City -1.5 first 5 innings

0%
Yes 0¢No 100¢
100¢
N/A
$4,294
N/A
N/A
$3,211
Settled
No
kalshi

Boston -2.5 first 5 innings

0%
Yes 0¢No 100¢
100¢
N/A
$1,489
N/A
N/A
$948
Settled
No
Total markets: 4

Description

This event tracks the performance of two baseball teams over the first five innings of their scheduled game. It focuses on the margin of victory for either team within that specific segment of the match, providing insight into early-game dominance. The outcome depends entirely on the run differential at the end of the fifth inning.

Kalshi

The event evaluates multiple possible outcomes based on the run differential between Kansas City and Boston during the first five innings of their game scheduled for September 11, 2026. Four distinct conditions determine resolution: Boston winning by more than 2.5 or 1.5 runs, or Kansas City winning by more than 1.5 or 2.5 runs, all measured solely within the first five innings. If the game is postponed or delayed, the market remains open and will close only after the rescheduled game completes, provided the reschedule occurs within two days of the original date. The market resolves based on which, if any, of these specific run-differential thresholds is met during that timeframe; no outcome is considered valid unless the designated margin of victory is achieved exactly as described within the first five innings.