TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: May 21, 1:30 PM EST
Kalshi
A professional baseball game between Pittsburgh and St. Louis is scheduled for May 21, 2026 in the early afternoon. The event concerns whether either team scores a run during the opening inning of play.