TOTAL VOLUME:
$134b
24H VOL:
$103,397,351
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,410,176,180
399,592
Markets across
30,097
events
MATCHED EVENTS:
2,622
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 30, 10:12 PM EST
Kalshi
This market tracks which candidate will secure the Democratic Party nomination for Colorado's 3rd congressional district House seat in 2026. On Kalshi, Alex Kelloff holds 60.0% probability of winning the nomination, while Dwayne Romero stands at 47.0%. The market resolves according to the official Democratic Party nomination outcome for the CO-03 race. Watch the primary election process and candidate announcements leading up to the November 2026 general election, which will determine the final nominee.
The market resolves to Yes for whichever candidate wins the Democratic Party nomination for the 2026 CO-03 House seat. Each candidate outcome represents a potential nominee, and exactly one will secure the party's endorsement and ballot position for the general election.
Prediction market odds on Kalshi often diverge from traditional polling because traders incorporate real-time information, campaign momentum, and insider knowledge that polls may lag. While polls capture voter preference at a single moment, prediction markets continuously update as new events occur—such as candidate announcements, debate performance, or fundraising reports. The CO-03 Democratic nominee market reflects aggregated trader conviction rather than a snapshot of voter opinion. Comparing the two reveals whether the market is pricing in dynamics that public polling has not yet captured.
The CO-03 Democratic nominee market resolves on Nov 3, 2026. Resolution is determined by the official outcome of the Democratic primary process in Colorado's 3rd congressional district. The market will settle based on which candidate is formally designated as the Democratic nominee for the general election. Traders should monitor official Colorado Democratic Party announcements and state election authority filings to track the path to resolution.
Key catalysts for CO-03 Democratic nominee odds include candidate endorsements from party leaders and grassroots organizations, debate performances, fundraising announcements, and polling releases. Campaign staff changes, scandals, or withdrawals can trigger sharp repricing. Local media coverage and voter turnout models also influence trader positioning. Primary election dates in neighboring states often shift sentiment about viability. Unexpected donor commitments or grassroots mobilization events can move odds significantly. Traders monitor both statewide Colorado political trends and district-specific dynamics to anticipate nominee shifts.