TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: May 17, 11:13 PM EST
Kalshi
During the 2026 Pro Basketball Playoffs second round, teams compete in playoff series where a lower-seeded or underdog team defeats a higher-seeded or favored team. The event tracks whether upsets occur during these matchups.