TOTAL VOLUME:

$134.1b

24H VOL:

$133,388,117

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,436,095,462

405,232

Markets across

30,526

events

MATCHED EVENTS:

2,693

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Elections
SC-04 Republican nominee?
kalshi

SC-04 Republican nominee?

Volume:
$2,340

William Timmons

 - Kalshi

William Timmons - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jun 10, 2026

Closed: Jun 9, 8:35 PM EST

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Kalshi

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Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

William Timmons

View
100%
Yes 100¢No 0¢
100¢
N/A
$1,212
N/A
N/A
$994
1mo 4d
Yes
kalshi

David Atchley

0%
Yes 0¢No 100¢
100¢
N/A
$1,117
N/A
N/A
$1,092
1mo 4d
No
kalshi

Robert Lee

0%
Yes 0¢No 100¢
100¢
N/A
$11
N/A
N/A
$11
1mo 4d
No
Total markets: 3

Intro

This market tracks which candidate will secure the Republican Party nomination for South Carolina's 4th congressional district House seat in the 2026 election cycle. On Kalshi, William Timmons holds 93.0% probability of becoming the nominee, while David Atchley stands at 5.0%. The market resolves according to which candidate wins the Republican Party nomination to contest the 2026 SC-04 House seat. Watch for candidate announcements and primary campaign developments leading up to the November 3, 2026 general election date.

Frequently asked questions

The SC-04 Republican nominee dashboard on Kalshi tracks real-time odds and historical price movements for who will become the Republican nominee in South Carolina's 4th congressional district. The dashboard displays the current implied probability of each candidate, 24-hour trading volume of $713, and cumulative market depth. You can monitor how odds shift as new campaign developments, endorsements, or polling data emerge. This live feed helps traders and political observers gauge market sentiment on the race leading up to the Nov 3, 2026 resolution date.

Prediction market odds on Kalshi often diverge from traditional polling because markets incorporate trader expectations about turnout, late-breaking news, and campaign momentum that polls may lag. While polls measure voter preference at a single moment, prediction markets aggregate real-money bets from participants continuously updating their views. For SC-04, comparing market-implied probabilities to recent district polls reveals whether traders are pricing in factors polls haven't yet captured, such as fundraising strength or organizational advantage. This comparison helps identify whether the market is leading or lagging conventional political analysis.

The SC-04 Republican nominee market resolves on Nov 3, 2026, when the Republican nominee for South Carolina's 4th congressional district is officially determined. Resolution occurs once the nomination process concludes and the official nominee is announced by party officials or confirmed through primary results. Until that date, odds will fluctuate based on campaign developments, candidate statements, and shifts in political momentum. Traders should monitor official South Carolina Republican Party communications and primary scheduling for clarity on the exact timing of nomination determination.

Key catalysts for SC-04 Republican nominee odds include candidate endorsements from state or national Republican figures, campaign finance disclosures showing fundraising strength, debate performances or public gaffes, local media coverage shifts, and primary election results if applicable. Withdrawal announcements by competing candidates can dramatically reshape market odds. Changes in voter registration or turnout expectations in the district, as well as national political events affecting the Republican brand, may also influence trader sentiment. Polling releases specific to SC-04 typically trigger immediate repricing as markets incorporate fresh data on voter preferences.