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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St. Louis vs Arizona: Spread
kalshi

St. Louis vs Arizona: Spread

Volume:
$209,417

Arizona wins by over 1.5 runs

 - Kalshi

Arizona wins by over 1.5 runs - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jul 18, 2026

Closed: Jul 18, 6:59 PM EST

kalshi

Kalshi

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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

Arizona wins by over 1.5 runs

View
100%
Yes 100¢No 0¢
100¢
N/A
$75,101
N/A
N/A
$46,146
Settled
Yes
kalshi

Arizona wins by over 2.5 runs

0%
Yes 0¢No 100¢
100¢
N/A
$62,348
N/A
N/A
$43,250
Settled
No
kalshi

Arizona wins by over 3.5 runs

0%
Yes 0¢No 100¢
100¢
N/A
$25,580
N/A
N/A
$12,260
Settled
No
kalshi

St. Louis wins by over 1.5 runs

0%
Yes 0¢No 100¢
100¢
N/A
$11,839
N/A
N/A
$9,600
Settled
No
kalshi

Diamondbacks wins by over 4.5 runs

0%
Yes 0¢No 100¢
100¢
N/A
$11,337
N/A
N/A
$6,154
Settled
No
kalshi

St. Louis wins by over 3.5 runs

0%
Yes 0¢No 100¢
100¢
N/A
$9,715
N/A
N/A
$6,165
Settled
No
kalshi

St. Louis wins by over 2.5 runs

0%
Yes 0¢No 100¢
100¢
N/A
$6,416
N/A
N/A
$5,385
Settled
No
kalshi

Diamondbacks wins by over 5.5 runs

0%
Yes 0¢No 100¢
100¢
N/A
$4,263
N/A
N/A
$2,887
Settled
No
kalshi

Diamondbacks wins by over 6.5 runs

0%
Yes 0¢No 100¢
100¢
N/A
$1,900
N/A
N/A
$1,514
Settled
No
kalshi

Diamondbacks wins by over 7.5 runs

0%
Yes 0¢No 100¢
100¢
N/A
$920
N/A
N/A
$901
Settled
No
Total markets: 10

Description

This event focuses on the margin of victory in the St. Louis vs Arizona game on July 18, 2026. Bettors can wager on whether Arizona or St. Louis will win by various run differentials, ranging from 1.5 runs to 3.5 runs. The outcome depends on the final score difference between the two teams.

Kalshi

Resolution is determined by the run differential in the St. Louis vs Arizona professional baseball game scheduled for July 18, 2026 at 4:10 PM EDT. Arizona markets resolve to Yes if Arizona wins by more than 1.5 runs (over 1.5), more than 2.5 runs (over 2.5), or more than 3.5 runs (over 3.5). St. Louis markets resolve to Yes if St. Louis wins by more than 1.5 runs (over 1.5), more than 2.5 runs (over 2.5), or more than 3.5 runs (over 3.5). Each threshold represents a separate market outcome. All outcomes resolve to No if the corresponding team does not win by the specified margin or if the other team wins.