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%

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Elections
FL-19 Republican nominee?
kalshi

FL-19 Republican nominee?

Volume:
$245,162

Jim Schwartzel

 - Kalshi

Jim Schwartzel - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Aug 19, 2026

Closed: Aug 18, 8:09 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

Jim Schwartzel

View
100%
86%
Yes 100¢No 0¢
100¢
N/A
$70,032
N/A
N/A
$40,447
3mo 4d
Yes
kalshi

Catalina Lauf

0%
87%
Yes 0¢No 100¢
100¢
N/A
$124,408
N/A
N/A
$55,955
3mo 4d
No
kalshi

Ola Hawatmeh

0%
Yes 0¢No 100¢
100¢
N/A
$15,228
N/A
N/A
$12,188
3mo 4d
No
kalshi

Madison Cawthorn

0%
3%
Yes 0¢No 100¢
100¢
N/A
$14,052
N/A
N/A
$11,049
3mo 4d
No
kalshi

Jim Oberweis

0%
Yes 0¢No 100¢
100¢
N/A
$10,981
N/A
N/A
$7,566
3mo 4d
No
kalshi

Chris Collins

0%
Yes 0¢No 100¢
100¢
N/A
$4,867
N/A
N/A
$4,419
3mo 4d
No
kalshi

Spencer Roach

0%
Yes 0¢No 100¢
100¢
N/A
$2,913
N/A
N/A
$1,361
3mo 4d
No
kalshi

Bob Rommel

0%
Yes 0¢No 100¢
100¢
N/A
$2,681
N/A
N/A
$2,042
3mo 4d
No
Total markets: 8

Intro

This market tracks which Republican candidate will secure the party's nomination to contest the 2026 House seat in Florida's 19th district. On Kalshi, Catalina Lauf holds 57.0% probability of winning the Republican nomination, while Madison Cawthorn stands at 16.0%. The market resolves according to the official Republican Party primary results. Watch the 2026 primary election scheduled for August 18 to determine the eventual nominee.

Kalshi

If Madison Cawthorn wins the nomination for the Republican Party to contest the 2026 FL-19 House seat, then the market resolves to Yes. If Bob Rommel wins the nomination for the Republican Party to contest the 2026 FL-19 House seat, then the market resolves to Yes. If Spencer Roach wins the nomination for the Republican Party to contest the 2026 FL-19 House seat, then the market resolves to Yes. If Jim Oberweis wins the nomination for the Republican Party to contest the 2026 FL-19 House seat, then the market resolves to Yes. If Catalina Lauf wins the nomination for the Republican Party to contest the 2026 FL-19 House seat, then the market resolves to Yes. If Chris Collins wins the nomination for the Republican Party to contest the 2026 FL-19 House seat, then the market resolves to Yes. If Ola Hawatmeh wins the nomination for the Republican Party to contest the 2026 FL-19 House seat, then the market resolves to Yes. If Jim Schwartzel wins the nomination for the Republican Party to contest the 2026 FL-19 House seat, then the market resolves to Yes.

Frequently asked questions

The FL-19 Republican nominee dashboard on Kalshi tracks real-time odds and historical price movements for the Republican primary race in Florida's 19th congressional district. You can monitor the current implied probability for each candidate, view 24-hour trading volume of $107,891, and observe how odds shift as new campaign developments emerge. The dashboard displays cumulative group volume of $245,162 across all outcomes, helping you gauge market liquidity and conviction levels. Historical charts let you compare how candidate odds have evolved since market inception, providing context for current price levels and identifying momentum shifts.

Prediction market odds on Kalshi often diverge from traditional polling because markets incorporate real-money incentives and forward-looking expectations. While polls capture voter sentiment at a single moment, prediction markets reflect traders' beliefs about the actual primary outcome, including factors like fundraising, endorsements, and campaign organization that polls may lag in capturing. Markets typically adjust faster than polls when new information emerges. Comparing Kalshi odds to recent public polling for FL-19 Republican candidates can reveal whether the market is pricing in dynamics not yet reflected in survey data, or conversely, whether polls suggest sentiment shifts the market hasn't fully priced.

The FL-19 Republican nominee market resolves on Jan 1, 2027, aligning with the Florida Republican primary election date for the 19th congressional district. Resolution is determined by the official primary results: whichever candidate receives the most votes in the Republican primary becomes the nominee, and the corresponding market contract resolves to 100 cents while all others resolve to zero. Markets remain open for trading until the resolution date, allowing participants to adjust positions based on campaign momentum, endorsements, and emerging polling data right up until voting concludes.

Key catalysts for FL-19 Republican nominee odds include major endorsements from state or national Republican figures, campaign finance disclosures showing fundraising strength, debate performances or viral campaign moments, and shifts in public polling. Candidate withdrawals or entries would dramatically reshape the race. Local media coverage of candidate records, controversies, or policy positions can swing trader sentiment. National Republican Party signals about preferred candidates may influence market pricing. Turnout expectations and demographic shifts in the district also matter. Real-time tracking of these developments on Kalshi helps traders anticipate which candidate will ultimately secure the nomination.