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Featured Markets

Will the US confirm that aliens exist by...?

KPMatchVolume (24h) $134.0KCloses 4wpolitics
+1.3% Arb
Outcome
Best YesBest No
December 31
Before Jan 20, 2029
Before 2028

F1 Drivers' Champion

KPMatchVolume (24h) $118.4KCloses 3mosports
Outcome
Best YesBest No
Lewis Hamilton
Kimi Antonelli
George Russell

Pro Baseball Champion – 2026

KPMatchVolume (24h) $645.5KCloses 2mosports
+0.4% Arb
Outcome
Best YesBest No
Los Angeles D

2027 Pro Football Champion – 2026-27

KPMatchVolume (24h) $4.0MCloses 6mosports
+0.2% Arb
Outcome
Best YesBest No
Minnesota
Los Angeles R

Republican Presidential Nominee 2028

KPMatchVolume (24h) $356.8KCloses 27mopolitics
+1.5% Arb
Outcome
Best YesBest No
Ron DeSantis
Marco Rubio
J.D. Vance

2028 Democratic presidential nominee – In 2028

KPMatchVolume (24h) $835.7KCloses 27mopolitics
+1.6% Arb
Outcome
Best YesBest No
Michelle Obama
Jon Ossoff
Alexandria Ocasio-Cortez

Presidential Election Winner 2028

KPMatchVolume (24h) $183.7KCloses 27mopolitics
+2.9% Arb
Outcome
Best YesBest No
Alexandria Ocasio-Cortez
Marco Rubio

2027 Pro Football Champion – 2026-27

KPMatchVolume (24h) $4.0MCloses 30mo
+0.5% Arb
Outcome
Best YesBest No
Los Angeles R

US Open Men's Singles Winner – 2026 US Open Men's Singles

KPMatchVolume (24h) $3.7MCloses 3w
Outcome
Best YesBest No
Alexander Blockx
Ben Shelton
Alexander Zverev

UEFA Champions League: 2027 Champion

KPMatchVolume (24h) $1.5MCloses 9mo
+1.3% Arb
Outcome
Best YesBest No
Paris Saint-Germain

2026 Women’s US Open Winner (Tennis)

KPMatchVolume (24h) $1.1MCloses 3d
Outcome
Best YesBest No
Aryna Sabalenka
Jessica Pegula
Elena Rybakina

Which party will win the U.S. House? – In 2026

KPMatchVolume (24h) $1.0MCloses 5mo
+0.6% Arb
Outcome
Best YesBest No
Democratic Party
Republican Party

Ballon d'Or Winner 2026

KPMatchVolume (24h) $931.1KCloses 2mo
Outcome
Best YesBest No
Kylian Mbappé
Lamine Yamal
Lionel Messi

New England vs Seattle – NE vs SEA (Sep 9)

KKalshiVolume (24h) $10.1MCloses 2dsports
Outcome
Best YesBest No

US Open ATP: Ben Shelton vs Carlos Alcaraz

PPolymarketVolume (24h) $5.9MCloses 6dsports
Outcome
Best YesBest No
Carlos Alcaraz Set 4 O/U 8.5
Carlos Alcaraz Set 4 O/U 9.5
Carlos Alcaraz Set 4 Winner

New England vs Seattle: Spread – NE vs SEA (Sep 9)

KKalshiVolume (24h) $5.1MCloses 2dsports
Outcome
Best YesBest No
New England wins by over 1.5 points
New England wins by over 2.5 points
New England wins by over 3.5 points

New England vs Seattle: Touchdowns – NE vs SEA (Sep 9)

KKalshiVolume (24h) $4.8MCloses 2dsports
Outcome
Best YesBest No
Rhamondre Stevenson: 1+
Jaxon Smith-Njigba: 1+
A.J. Brown: 1+

Fed Decision in September?

PPolymarketVolume (24h) $4.4MCloses 6dpolitics
Outcome
Best YesBest No
25 bps increase
50+ bps increase

2027 Pro Football Champion – 2026-27

KPMatchVolume (24h) $4.0MCloses 6mosports
+0.5% Arb
Outcome
Best YesBest No
Los Angeles R