TOTAL VOLUME:
$134b
24H VOL:
$85,014,378
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,391,695,592
394,774
Markets across
30,069
events
MATCHED EVENTS:
2,615
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 10, 8:17 PM EST
Kalshi
Intro
This market tracks whether Doris Matsui will finish first in the 2026 California congressional primary for CA-07. On Kalshi, the probability that Matsui wins the Democratic primary stands at 83.0%. Resolution is determined by the official primary results as reported by California election authorities. Watch for the primary election scheduled for November 3, 2026, when ballots will be counted and the first-place finisher officially determined.
Kalshi
The CA-07 primary resolves based on which candidate receives the most votes in the 2026 primary election. The candidate with the highest vote total wins first place in the district primary.
Frequently asked questions
Prediction market odds on Kalshi often diverge from traditional polling because traders incorporate real-time information, campaign momentum, and fundraising data that polls may lag. While polls provide a snapshot of voter preference at a single moment, prediction markets aggregate continuous trader bets and financial incentives to forecast outcomes. For the CA-07 primary, comparing market-implied probabilities to the latest polling averages reveals whether insiders expect a shift in voter behavior or whether consensus is stable. Markets typically lead polls when new information emerges, making them a complementary signal for tracking race dynamics.
The CA-07 primary: first place market resolves on Nov 3, 2026, following the official primary election date for California's 7th congressional district. Resolution is determined by which candidate receives the most votes in the primary contest. Once official results are certified, the market settles based on the candidate who finishes in first place. Traders should monitor state election authority announcements and any potential recounts or disputes that could affect final certification timing. Early or mail-in voting patterns may influence when preliminary results become available.
Key catalysts for price movement include new polling releases showing shifts in voter preference, major endorsements from local or state figures, campaign spending announcements, debate performances, and media coverage of candidate controversies or accomplishments. Fundraising reports and field organization strength can signal campaign viability and influence trader positioning. Turnout expectations, demographic shifts in voter registration, and endorsements from influential community leaders often trigger repricing. Unexpected candidate withdrawals or consolidations would dramatically reshape odds. Real-time social media sentiment and local news coverage may also prompt traders to adjust positions as the primary approaches.
