TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 11, 9:59 AM EST
Kalshi
This event measures the relative strength of the two major U.S. political parties over a defined period. It examines whether the Democratic Party's advantage in a generic ballot — which tests party preference without specific candidates — remains above a specified margin. The result is determined by a time-weighted average of polls at a set time on the last day.
If the VoteHub 2026 generic ballot margin (D − R, time-weighted) is above 5.6% at 10:00 AM ET on Sep 11, 2026, then the market resolves to Yes.
Currently, prediction market odds offer a distinct perspective compared to traditional polling averages. While polls aim to capture a snapshot of voter intention at a specific moment, this market reflects a continuous assessment of probabilities as new information emerges. Polls often show a close race, but the market may lean more heavily toward one outcome based on factors not fully captured in polls – such as fundraising, candidate performance, and broader economic trends. It's important to consider both sources of information when forming an overall assessment of the election landscape.
On Kalshi, this market is priced using a continuous double auction, meaning traders buy and sell contracts representing their belief about whether Democrats will be up or down in the generic ballot. The price of a contract reflects the probability of that outcome occurring, as determined by supply and demand. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Higher demand for contracts predicting Democrats up drives the price up, indicating a greater perceived likelihood of that outcome, and vice-versa. Traders are constantly adjusting their positions, leading to dynamic price movements that reflect the latest information and analysis.
This market resolves around Sep 11, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Specifically, the resolution will be based on the final results of the generic ballot question as reported by a reputable source covering election data. The market will determine whether Democrats are up or down based on the final vote share comparison between the two parties, as reported by that source. Traders will then be paid out or have their contracts forfeited based on whether their prediction aligned with the final result.
Several signals and events could significantly impact this market. Major economic reports, such as employment numbers or inflation data, could shift voter sentiment and influence trading activity. Unexpected developments in key policy debates, or significant gaffes by candidates, could also cause price fluctuations. Furthermore, shifts in major political endorsements or large fundraising announcements could move the market. Finally, the release of state-level polling data, particularly in swing states, will be closely watched and could lead to adjustments in the perceived probabilities reflected in this market.