The Arizona 4th congressional district’s consistent Democratic performance, reinforced by nonpartisan race ratings classifying it as solid or safe for the party, underpins trader consensus favoring the Democratic nominee. Incumbent Greg Stanton secured renomination in the July 2026 primary with a decisive 68% share against challenger Kai Newkirk, reflecting broad party support and fundraising advantages in the Maricopa County-based seat covering Tempe, Mesa, and Chandler areas. Republican nominee Zuhdi Jasser faces structural headwinds in a district where Democratic candidates have prevailed by wide margins in recent cycles. While the implied probability exceeds 90%, shifts could arise from an unforeseen scandal, unusually low Democratic turnout, or a national environment producing a significant Republican wave that alters baseline voter behavior in this suburban Phoenix contest.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedAZ-04 House Election Winner
$32,463 Vol.
$32,463 Vol.
Democratic Party
94%
Republican Party
7%
$32,463 Vol.
$32,463 Vol.
Democratic Party
94%
Republican Party
7%
A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.
This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).
Market Opened: Jan 27, 2026, 11:54 PM ET
Resolver
0x2F5e3684c...A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.
This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).
Resolver
0x2F5e3684c...The Arizona 4th congressional district’s consistent Democratic performance, reinforced by nonpartisan race ratings classifying it as solid or safe for the party, underpins trader consensus favoring the Democratic nominee. Incumbent Greg Stanton secured renomination in the July 2026 primary with a decisive 68% share against challenger Kai Newkirk, reflecting broad party support and fundraising advantages in the Maricopa County-based seat covering Tempe, Mesa, and Chandler areas. Republican nominee Zuhdi Jasser faces structural headwinds in a district where Democratic candidates have prevailed by wide margins in recent cycles. While the implied probability exceeds 90%, shifts could arise from an unforeseen scandal, unusually low Democratic turnout, or a national environment producing a significant Republican wave that alters baseline voter behavior in this suburban Phoenix contest.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated


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