Who will run for the Democratic presidential nomination in 2028
Leader sits at 81% across 20 bound outcomes, runner-up at 81%. This is a winner-take-all market — the headline is the leader’s price, not an arithmetic mean.
Leader probability
Rahm Emanuel
Outcomes
20
winner-take-all
Runner-up
81¢
Gavin Newsom
Spread
0pp
contested
24h volume
$2K
modest
Closes
Jan 1, 2028
512 days
Venue
Kalshi
20 bound
30-day trend
Bracket family
How the bracket ladder is priced.
Each row is one outcome on the venue. Sorted by 24h volume — the heaviest book is at the top.
Cluster 1
Who will run for the Democratic presidential nomination in 2028
Who will run for the Democratic presidential nomination in 2028?: Alexandria Ocasio-Cortez
KX2028DRUN-28-AOC
Who will run for the Democratic presidential nomination in 2028?: Rahm Emanuel
KX2028DRUN-28-REMA
Who will run for the Democratic presidential nomination in 2028?: Ruben Gallego
KX2028DRUN-28-RGAL
Who will run for the Democratic presidential nomination in 2028?: Hunter Biden
KX2028DRUN-28-HBID
Who will run for the Democratic presidential nomination in 2028?: Ro Khanna
KX2028DRUN-28-RKHA
Who will run for the Democratic presidential nomination in 2028?: Chris Murphy
KX2028DRUN-28-CMUR
Who will run for the Democratic presidential nomination in 2028?: Jon Ossoff
KX2028DRUN-28-JOSS
Who will run for the Democratic presidential nomination in 2028?: Amy Klobuchar
KX2028DRUN-28-AKLO
Who will run for the Democratic presidential nomination in 2028?: Chris Van Hollen
KX2028DRUN-28-CHOL
Who will run for the Democratic presidential nomination in 2028?: Mikie Sherrill
KX2028DRUN-28-MSHE
Who will run for the Democratic presidential nomination in 2028?: Abigail Spanberger
KX2028DRUN-28-ASPA
Who will run for the Democratic presidential nomination in 2028?: Tim Walz
KX2028DRUN-28-TWAL
Who will run for the Democratic presidential nomination in 2028?: Jared Polis
KX2028DRUN-28-JPOL
Who will run for the Democratic presidential nomination in 2028?: Kamala Harris
KX2028DRUN-28-KHAR
Who will run for the Democratic presidential nomination in 2028?: Mark Kelly
KX2028DRUN-28-MKEL
Who will run for the Democratic presidential nomination in 2028?: Gretchen Whitmer
KX2028DRUN-28-GWHI
Who will run for the Democratic presidential nomination in 2028?: Gavin Newsom
KX2028DRUN-28-GNEW
Who will run for the Democratic presidential nomination in 2028?: Pete Buttigieg
KX2028DRUN-28-PBUT
Who will run for the Democratic presidential nomination in 2028?: Andy Beshear
KX2028DRUN-28-ABES
Who will run for the Democratic presidential nomination in 2028?: Wes Moore
KX2028DRUN-28-WMOO
Analysis
This represents the market's assessment that California Governor Gavin Newsom has an 82% probability of running for the Democratic presidential nomination in 2028. The high likelihood reflects his current position as a prominent Democratic governor without declared disqualifying factors, though the outcome remains uncertain pending political developments over the next 18+ months. The probability could shift based on changes in Newsom's stated political intentions, major shifts in Democratic Party dynamics, or unexpected personal or professional circumstances. The 2028 Democratic National Convention and any earlier announcements by major party figures will ultimately determine whether this contract resolves affirmatively. Other potential candidates like J.B. Pritzker (74%) and Cory Booker (65%) show measurably lower probabilities, suggesting market participants view Newsom as the leading candidate to enter the race among those listed.
- ›Newsom's public statements and explicit declarations regarding 2028 candidacy will be the primary resolution mechanism
- ›Democratic Party power dynamics and endorsement patterns could shift incentives or viability for any major candidate between now and 2028
- ›Unexpected political or personal developments affecting Newsom's career trajectory or availability could materially alter the probability
- ›Competition or crowding in the Democratic field—including whether other high-probability candidates actually run—affects individual candidate likelihood
- ›Historical patterns show that early 2026-era polling of presidential intentions often diverges substantially from actual 2028 behavior
What moved the line
- Aug 4Alexandria Ocasio-Cortez↓7pp68→61¢ · Kalshi
- Jul 31Ruben Gallego↑3pp27→30¢ · Kalshi
- Aug 2Mark Kelly↓3pp69→66¢ · Kalshi
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These markets stopped trading. Last odds and any captured outcome are shown above — full settlement detail lives at the venue.
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How we compute these odds
SimpleFunctions aggregates live prediction-market contracts from Kalshi and Polymarket. Each slug groups contracts that resolve on the same underlying event, identified by venue event_id.
For binary slugs, the headline probability is the liquidity-weighted mid-price across all bound contracts. For multi-outcome slugs (e.g. elections with 3+ candidates), the headline is the leader’s price; we never arithmetically average disjoint outcomes — that would produce a number with no real-world meaning.
Snapshots refresh every 5 minutes during market hours; daily aggregates are computed at 04:00 UTC. The 30-day sparkline is drawn from per-ticker daily means stored in market_indicator_daily; 24h delta and movement events are derived from the same source.
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