TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 17, 9:59 AM EST
Kalshi
This market measures the Democratic advantage in generic ballot polling during the week of July 10-17, 2026. It calculates the margin as Democrats minus Republicans using a time-weighted average from VoteHub's 2026 generic ballot data.
If the VoteHub 2026 generic ballot margin (D − R, time-weighted) is above 5.9% at 10:00 AM ET on Jul 17, 2026, then the market resolves to Yes.
Prediction market odds and polling averages measure different things. Polls capture voter preference at a single moment, while this market reflects trader expectations about how Democratic support will shift over a defined window. Prediction markets often incorporate polling data, but they also price in campaign events, economic news, and other catalysts that traders believe will move the needle. Comparing the two can reveal whether the market is pricing in momentum that polls have not yet captured, or conversely, whether traders are more cautious than headline polling suggests.
On Kalshi, this market is priced through a continuous order-book mechanism where traders buy and sell shares representing "up" or "down" outcomes. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the collective probability assigned by active traders; higher prices indicate stronger conviction that Democrats will gain ground, while lower prices suggest traders expect a decline. Traders profit by correctly predicting the direction of Democratic polling movement, and the bid-ask spread tightens as more volume flows into the market.
This market resolves around Jul 17, 2026, at which point the outcome is confirmed based on verified polling data and credible public reporting. The resolution hinges on whether Democratic support moved up or down relative to the baseline established at market creation. Once the polling period closes and results are verifiable from established news sources and polling aggregators, the market settles and traders' positions are finalized based on the actual direction of movement.
Major campaign announcements, debate performances, economic data releases, and breaking news can all shift trader expectations about Democratic polling direction. Shifts in voter enthusiasm, endorsements, or scandals affecting either major party may also influence how traders price this outcome. Real-time polling releases and media narratives about Democratic momentum are closely watched; traders often react quickly to new survey data or shifts in media coverage that suggest Democrats are gaining or losing ground. Macro events like jobs reports or geopolitical developments can reshape the electoral environment and move this market substantially.