Updated 11:41 PM

Prices from Polymarket and Kalshi, last updated . American odds are converted from each venue's best YES offer and exclude venue fees; "—" means no offer. The venues settle on their own rules.

OutcomeBest Odds
Duke
+525 kalshi
Kalshi +525
Polymarket +426
Florida
+669 kalshi
Kalshi +669
Polymarket +567
UConn
+920 kalshi
Kalshi +920
Polymarket +871
Illinois
+975 kalshi
Kalshi +975
Polymarket +809
TCU
+1182 polymarket
Polymarket +1182
Miami
+1787 polymarket
Polymarket +1787
Oklahoma State
+1900 polymarket
Polymarket +1900
Michigan State
+1941 polymarket
Polymarket +1941
Kalshi +1941
Virginia
+2841 kalshi
Kalshi +2841
Polymarket +1654
Kansas
+3025 kalshi
Kalshi +3025
Polymarket +1654
Texas
+3025 kalshi
Kalshi +3025
Polymarket +2464
Arizona
+3126 kalshi
Kalshi +3126
Polymarket +1393
Houston
+3126 kalshi
Kalshi +3126
Polymarket +1567
UCLA
+3233 kalshi
Kalshi +3233
Polymarket +1624
Texas Tech
+3348 kalshi
Kalshi +3348
Polymarket +1752
Louisville
+3471 kalshi
Kalshi +3471
Polymarket +1900
Arkansas
+4067 kalshi
Kalshi +4067
Polymarket +1752
Gonzaga
+4067 kalshi
Kalshi +4067
Polymarket +2226
West Virginia
+4248 polymarket
Polymarket +4248
Vanderbilt
+4662 kalshi
Kalshi +4662
Polymarket +3746
St. John's
+4900 polymarket
Polymarket +4900
Kalshi +3471
Alabama
+6150 kalshi
Kalshi +6150
Polymarket +4900
Indiana
+6150 kalshi
Kalshi +6150
Polymarket +5456
Michigan
+7043 kalshi
Kalshi +7043
Polymarket +4662
Tennessee
+7043 kalshi
Kalshi +7043
Polymarket +4662
Miami (FL)
+7043 kalshi
Kalshi +7043
USC
+7592 kalshi
Kalshi +7592
Polymarket +6150
Iowa State
+8233 kalshi
Kalshi +8233
Polymarket +3746
LSU
+8233 kalshi
Kalshi +8233
Baylor
+8991 kalshi
Kalshi +8991
Kentucky
+11011 kalshi
Kalshi +11011
Polymarket +2678
BYU
+12400 kalshi
Kalshi +12400
Polymarket +2930
Purdue
+12400 kalshi
Kalshi +12400
Polymarket +11011
Saint Louis
+12400 polymarket
Polymarket +12400
Missouri
+14186 kalshi
Kalshi +14186
Polymarket +5782
North Carolina
+14186 kalshi
Kalshi +14186
Polymarket +6567
Texas A&M
+14186 polymarket
Polymarket +14186
Kalshi +8991
Florida State
+14186 kalshi
Kalshi +14186
Nebraska
+16567 kalshi
Kalshi +16567
Polymarket +4248
Marquette
+16567 kalshi
Kalshi +16567
Auburn
+19900 kalshi
Kalshi +19900
Providence
+24900 kalshi
Kalshi +24900
Polymarket +14186
Ohio State
+24900 kalshi
Kalshi +24900
Polymarket +7592
Iowa
+24900 kalshi
Kalshi +24900
Polymarket +5163
San Diego State
+24900 kalshi
Kalshi +24900
Wisconsin
+33233 kalshi
Kalshi +33233
Polymarket +11011
Cincinnati
+33233 kalshi
Kalshi +33233
NC State
+33233 kalshi
Kalshi +33233
Oklahoma
+49900 kalshi
Kalshi +49900
Polymarket +6567
VCU
+49900 kalshi
Kalshi +49900
Polymarket +5163
Georgia
+49900 polymarket
Polymarket +49900
Ole Miss
+49900 kalshi
Kalshi +49900
Syracuse
+49900 kalshi
Kalshi +49900
Xavier
+49900 kalshi
Kalshi +49900
Oregon
+99900 kalshi
Kalshi +99900
Polymarket +5782
Villanova
+99900 polymarket
Polymarket +99900
Kalshi +49900
Creighton
+99900 kalshi
Kalshi +99900
Polymarket +14186
Clemson
+99900 kalshi
Kalshi +99900
Boise State
+99900 kalshi
Kalshi +99900
Boston College
+99900 kalshi
Kalshi +99900
Butler
+99900 kalshi
Kalshi +99900
Colorado State
+99900 kalshi
Kalshi +99900
Dayton
+99900 kalshi
Kalshi +99900
Georgetown
+99900 kalshi
Kalshi +99900
Loyola Chicago
+99900 kalshi
Kalshi +99900
Memphis
+99900 kalshi
Kalshi +99900
Mississippi State
+99900 kalshi
Kalshi +99900
Nevada
+99900 kalshi
Kalshi +99900
Notre Dame
+99900 kalshi
Kalshi +99900
Pittsburgh
+99900 kalshi
Kalshi +99900
Richmond
+99900 kalshi
Kalshi +99900
Saint Mary's
+99900 kalshi
Kalshi +99900
San Francisco
+99900 kalshi
Kalshi +99900
Seton Hall
+99900 kalshi
Kalshi +99900
SMU
+99900 kalshi
Kalshi +99900
St. Bonaventure
+99900 kalshi
Kalshi +99900
Stanford
+99900 kalshi
Kalshi +99900
Virginia Tech
+99900 kalshi
Kalshi +99900
Wake Forest
+99900 kalshi
Kalshi +99900