TOTAL VOLUME:
$134.2b
24H VOL:
$129,159,707
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,442,132,418
404,744
Markets across
30,489
events
MATCHED EVENTS:
2,691
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 2, 10:42 AM EST
Kalshi
Candidates compete in the 2026 Iowa Republican gubernatorial primary, with the margin of victory between the leading and second-place finishers determining the outcome across multiple predefined ranges.
Margin of victory is calculated differently based on the margin type specified. For percentage points, the margin equals the candidate's vote percentage minus the runner-up's vote percentage if they win, or the leader's percentage if they lose. For raw votes, the margin is the candidate's total votes minus the runner-up's total votes (or the leader's if they lose). For electoral votes, the margin is the candidate's electoral votes minus the second-place finisher's (or first-place if they lose). Each margin range is inclusive of its lower bound and exclusive of its upper bound; no rounding is applied. If a candidate wins, the margin is positive; if they lose, it is negative; if they tie for first, the margin is zero. For uncontested races where the candidate is the only participant, the margin is 100 percentage points or total votes cast. Votes for the same person listed multiple times or under multiple parties are summed together.
Prediction market odds on Kalshi often diverge from traditional polling averages because markets incorporate real-money incentives and trader conviction, whereas polls reflect stated preferences at a single moment. Polls measure voter intent directly but can lag behind shifting campaign dynamics, endorsements, and ground organization. Prediction markets aggregate dispersed information from traders who profit by forecasting accurately, sometimes leading markets to move ahead of or contradict poll trends. For the Iowa Republican Governor primary margin, comparing Kalshi odds to recent public polling can reveal whether traders expect a wider or narrower victory than surveys suggest, highlighting areas where market participants see information polls may not yet reflect.
On Kalshi, the Iowa Republican Governor primary margin of victory is priced as a set of outcome contracts, each representing a specific margin range. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders buy or sell contracts at prices between 0 and 100 cents, where the price reflects the implied probability of that outcome occurring. Kalshi's order-book mechanism allows traders to place limit orders or take existing offers, with prices updating continuously as new trades execute. The contract that resolves to 1 (true) at settlement pays out 100 cents; all others pay zero. This binary pricing structure means the sum of all outcome prices should approximate 100 cents if the market is efficient, helping traders quickly identify which margin ranges the crowd views as most likely.
The Iowa Republican Governor primary margin of victory market resolves on Jun 2, 2027. Resolution is determined by the official margin between the top two finishers in the Republican primary election, as reported by the Iowa Secretary of State or other authoritative election officials. The specific outcome bracket that matches the certified final margin will resolve to 1 (true), paying out 100 cents per contract; all other brackets resolve to 0. Traders should monitor official election results and any potential recounts or certification delays that could affect the final reported margin and thus the resolution outcome.
Key catalysts that could shift the Iowa Republican Governor primary margin market include major candidate endorsements, debate performances, campaign spending announcements, and shifts in voter turnout expectations. Unexpected candidate withdrawals or entry could reshape the field and alter margin projections. National political developments, scandals, or shifts in party momentum may influence Iowa voter sentiment. Ground-game reports, internal polling leaks, and late-breaking news coverage can move trader conviction rapidly. As primary day approaches, early voting and caucus-day turnout models become increasingly important signals. Final polls released in the days before the election typically drive the largest market repricing, as traders incorporate the most recent voter preference data into their margin forecasts.