TOTAL VOLUME:

$134.2b

24H VOL:

$126,324,530

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,434,646,834

406,019

Markets across

30,401

events

MATCHED EVENTS:

2,689

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Politics
AZ-04 Democratic Primary Winner
polymarket

Who will win the AZ-04 Democratic Primary election?

Volume:
$64,506

Greg Stanton

 - Polymarket

Greg Stanton - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jul 22, 2026

Closed: Jul 22, 1:32 AM EST

polymarket

Polymarket

View
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
polymarket

Greg Stanton

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$39,977
N/A
N/A
N/A
Settled
Yes
polymarket

Kai Newkirk

0%
Yes 0¢No 100¢
—
N/A
$24,529
N/A
N/A
N/A
Settled
No
polymarket

Candidate A

N/A
N/A
100¢
N/A
N/A
N/A
N/A
N/A
Settled
No
polymarket

Candidate B

N/A
N/A
100¢
N/A
N/A
N/A
N/A
N/A
Settled
No
polymarket

Candidate C

N/A
N/A
100¢
N/A
N/A
N/A
N/A
N/A
Settled
No
polymarket

Other

N/A
N/A
100¢
N/A
N/A
N/A
N/A
N/A
Settled
No
Total markets: 6

Description

This market will resolve according to the candidate who wins the nomination for the Democratic Party to contest the AZ-04 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The Democratic primary will take place on July 21, 2026. If no nominee is announced by November 3, 2026, 11:59PM ET, this market will resolve to "Other". The resolution source for this market will be a consensus of official Democrat sources, including https://democrats.org/. Any replacement of the nominee before election day will not change the resolution of the market.

Polymarket

This market will resolve according to the candidate who wins the nomination for the Democratic Party to contest the AZ-04 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The Democratic primary will take place on July 21, 2026. If no nominee is announced by November 3, 2026, 11:59PM ET, this market will resolve to "Other". The resolution source for this market will be a consensus of official Democrat sources, including https://democrats.org/. Any replacement of the nominee before election day will not change the resolution of the market.

Frequently asked questions

On Polymarket, the dashboard for the Arizona 4th District Democratic primary tracks real-time odds and historical price movements as traders buy and sell shares tied to the Democratic nominee. The interface displays current probabilities for each candidate, 24-hour trading volume, and cumulative liquidity in this market. You can monitor how sentiment shifts as new campaign developments, endorsements, or polling data emerge. The platform aggregates all trades into a live order book, letting you see both the consensus forecast and the depth of conviction behind it. This transparency makes it easy to spot when major events move the needle on candidate viability.

Prediction markets often diverge from traditional polls because traders incorporate real-time information, campaign momentum, and insider knowledge that surveys may lag. While polls capture a snapshot of voter preference at one moment, this market prices in expectations about turnout, late-breaking news, and candidate viability through the resolution date. Traders who profit from accurate forecasts have strong incentives to reflect ground truth faster than pollsters update their samples. However, both tools are imperfect; markets can overshoot on hype, and polls can miss shifts in voter sentiment. Comparing the two side by side helps you triangulate the true state of the race and spot where consensus may be misaligned.

This market resolves around Jul 21, 2026, once the Democratic primary election concludes and the winner is verifiable from credible public reporting. The outcome is determined by which candidate receives the most votes in the official Arizona 4th District Democratic primary and is certified as the nominee. Resolution hinges on the final, official vote count and any recount or certification process required by state law. Until that date, prices will fluctuate based on campaign developments, endorsements, debate performance, and evolving voter sentiment. Early resolution is unlikely unless a candidate withdraws or the primary is postponed.

Major catalysts include candidate endorsements from party leaders or influential figures, debate performances, and shifts in local or national political momentum. Polling releases—especially from reputable Arizona-focused firms—often trigger sharp repricing as traders recalibrate their models. Campaign spending announcements, media coverage of gaffes or scandals, and voter registration data can also shift odds. Turnout expectations matter heavily in primaries; if one candidate's base shows stronger early-vote or mail-ballot engagement, the market will adjust accordingly. Finally, broader Democratic primary dynamics or national political events may indirectly influence local sentiment and candidate viability through the resolution date.