AZ-08 House winner? (2028): Republican party 91% ▲ 91AZ-09 House winner? (2028): Republican party 82% ▲ 82New Zealand general election winner: National 37% ▼ 61Big Bash League, Women: Sydney Sixers vs Syd… 9% ▼ 41Abu Dhabi T10 League: United Tigers vs Arabi… 9% ▼ 41Peak traffic through the Strait of Hormuz? (… 92% ▲ 39College Football Playoff Qualifiers: Ohio St. 14% ▼ 37Test Match: Afghanistan vs Zimbabwe: Draw 72% ▲ 24Will Pete Hegseth be impeached: Before Apr 1… 82% ▲ 23Brazilian Grand Prix: Driver Winner: Max Ver… 13% ▼ 23"Avengers: Doomsday" Opening Weekend Box Off… 57% ▲ 22ATP Paris Winner: Carlos Alcaraz 78% ▲ 21Pete Hegseth impeached by...: March 31, 2027 78% ▲ 20How much will Anthropic raise in its IPO: $6… 44% ▲ 20Pete Hegseth impeached by...: December 31, 2… 62% ▲ 20NCAA Football: 2026 Heisman Award Winner: CJ… 32% ▲ 19Heisman Trophy Winner: CJ Carr 34% ▲ 18Jonathan Taylor Next Team: New York G 32% ▼ 18Who will receive the second mandate to form … 57% ▲ 18Khamenei # posts November 3 - November 10, 2… 84% ▲ 17NCAA Football: 2026 Heisman Award Winner: Je… 21% ▼ 17College Football Playoff Qualifiers: Texas 73% ▲ 17Vincent van Gogh's “Châtaigniers en fleurs” … 30% ▲ 17What will Trump say during 60 Minutes: Midterm 74% ▼ 16AZ-08 House winner? (2028): Republican party 91% ▲ 91AZ-09 House winner? (2028): Republican party 82% ▲ 82New Zealand general election winner: National 37% ▼ 61Big Bash League, Women: Sydney Sixers vs Syd… 9% ▼ 41Abu Dhabi T10 League: United Tigers vs Arabi… 9% ▼ 41Peak traffic through the Strait of Hormuz? (… 92% ▲ 39College Football Playoff Qualifiers: Ohio St. 14% ▼ 37Test Match: Afghanistan vs Zimbabwe: Draw 72% ▲ 24Will Pete Hegseth be impeached: Before Apr 1… 82% ▲ 23Brazilian Grand Prix: Driver Winner: Max Ver… 13% ▼ 23"Avengers: Doomsday" Opening Weekend Box Off… 57% ▲ 22ATP Paris Winner: Carlos Alcaraz 78% ▲ 21Pete Hegseth impeached by...: March 31, 2027 78% ▲ 20How much will Anthropic raise in its IPO: $6… 44% ▲ 20Pete Hegseth impeached by...: December 31, 2… 62% ▲ 20NCAA Football: 2026 Heisman Award Winner: CJ… 32% ▲ 19Heisman Trophy Winner: CJ Carr 34% ▲ 18Jonathan Taylor Next Team: New York G 32% ▼ 18Who will receive the second mandate to form … 57% ▲ 18Khamenei # posts November 3 - November 10, 2… 84% ▲ 17NCAA Football: 2026 Heisman Award Winner: Je… 21% ▼ 17College Football Playoff Qualifiers: Texas 73% ▲ 17Vincent van Gogh's “Châtaigniers en fleurs” … 30% ▲ 17What will Trump say during 60 Minutes: Midterm 74% ▼ 16

2028 Democratic presidential nominee Odds · In 2028

Kalshi traders give Jon Ossoff a 25% chance (Polymarket: 26%).

Kalshi Volume $9.7M 24h $73.5K Ends Nov 7, 2028 Updated Nov 8, 5:30 AM EST
OutcomeChanceOdds24h Polymarket
Jon Ossoff
25% +308 ▲ 1 26%
Alexandria Ocasio-Cortez
14% +641 ▲ 1 17%
Gavin Newsom
13% +700 — 11%
Kamala Harris
6% +1513 — 6%
Pete Buttigieg
5% +1805 — 5%
Andy Beshear
5% +2051 — 4%
Josh Shapiro
4% +2199 — 5%
James Talarico
4% +2432 — 3%
Raphael Warnock
4% +2567 — 3%
Mark Kelly
4% +2717 — 2%
Wes Moore
2% +3982 — 3%
Abdul El-Sayed
2% +4344 — 1%
J.B. Pritzker
2% +4551 — 1%
Ro Khanna
2% +5028 — 2%
Rahm Emanuel
2% +5028 — 1%
Michelle Obama
1% +8233 — <1%
Chris Van Hollen
<1% +11665 — <1%
Ruben Gallego
<1% +15285 — <1%
Mark Cuban
<1% +15285 — <1%
Cory Booker
<1% +15285 — <1%
Gretchen Whitmer
<1% +18082 — <1%
Roy Cooper
<1% +18082 — <1%
Bernie Sanders
<1% +18082 — <1%
Elissa Slotkin
<1% +22122 — <1%
Hunter Biden
<1% +39900 — <1%
Chris Murphy
<1% +39900 — <1%
Stephen A. Smith
<1% +39900 — <1%
Jon Stewart
<1% +39900 — <1%
Barack Obama
<1% +39900 — <1%
Amy Klobuchar
<1% +39900 — —
Sherrod Brown
<1% +39900 — —
Adam Hamilton
<1% +39900 — <1%
Zohran Mamdani
<1% +66567 — <1%
John Fetterman
<1% +66567 — <1%
Jamie Dimon
<1% +66567 — —
Dwayne Johnson
<1% +66567 — —
Andrew Yang
<1% +66567 — <1%
Beto O'Rourke
<1% +66567 — <1%
Elizabeth Warren
<1% +66567 — —
Shawn Fain
<1% +66567 — —

Showing the top 40 of 57 outcomes.

We may earn a commission if you sign up or trade through links to venues. It never changes the prices or rankings we show. 18+ (21+ where required). Only trade where prediction markets are legal for you. Gambling problem? Call or text 1-800-GAMBLER. How we make money

Price history

0% 25% 50% 75% 100% Oct 1 Nov 8
Jon OssoffAlexandria Ocasio-CortezGavin NewsomKamala Harris

On Polymarket

The same question also trades on Polymarket. Check the resolution rules before comparing prices: small wording differences change what pays out.

Democratic Presidential Nominee 2028
Jon Ossoff26% —
Alexandria Ocasio-Cortez17% ▼ 1
Gavin Newsom11% ▼ 2
Kamala Harris6% ▲ 1
Polymarket $758K 24h · $1.3B vol

Resolution rules

If Hunter Biden wins and accepts the nomination for the Presidency for the Democratic party in 2028, then the market resolves to Yes.

Source: Kalshi. The venue's rules are final.

FAQ

Who is favored in 2028 Democratic presidential nominee?

As of Nov 8, 5:30 AM EST, traders on Kalshi price Jon Ossoff at 25%, about +308 in American odds. On Polymarket the same outcome trades at 26%. Prices move with every trade.

How are prediction market odds calculated?

Each contract pays $1 if the outcome happens and $0 if it doesn't, so its price is the market's implied probability: a 60¢ contract means roughly a 60% chance. We show the last trade, or the midpoint between the best bid and ask when the order book is tight.

When does this market close?

Kalshi lists Nov 7, 2028 as the end date. It can close earlier if the outcome is decided.

Where can I trade on 2028 Democratic presidential nominee?

This market trades on Kalshi and a matching market trades on Polymarket. Availability depends on where you live: Kalshi is a CFTC-regulated US exchange, while Polymarket's international site isn't available to US users (Polymarket US is a separate app). You must be 18 or older.