Short Answer

Both the model and the market overwhelmingly agree that Byron Donalds is most likely to win the Florida Governor Republican Primary, with only minor residual uncertainty.

1. Market Behavior & Drivers

This market prices a low and stable probability for Byron Donalds to win the 2026 Florida Republican gubernatorial primary. The contract has traded in a narrow range between 1.2% and 3.1% since its inception. After opening at 2.9%, the price has drifted to its current level of 1.5%. The overall trend is sideways, with no significant price movements or reactions visible in the chart. The provided context, which establishes the primary date as August 18, 2026, does not correlate with any specific price shifts.
The most critical technical feature is the complete lack of trading activity. With zero contracts traded, the price chart does not reflect active market sentiment or conviction. The price movements are nominal, representing quoted bids and asks in an entirely illiquid market rather than a consensus formed through transactions. This absence of volume indicates that no capital has been committed to either side of the proposition. The market is dormant, pricing the outcome as a long shot and attracting no speculative interest.
  • Byron Donalds leads, backed by an early Donald Trump endorsement and strong polling.
  • James Fishback and Jay Collins maintain candidacies with limited fundraising and low polling.
  • Casey DeSantis is not a formal candidate for the 2026 primary.

Current Context

Florida's 2026 Republican gubernatorial primary is set for August 18. The primary election for Florida Governor is scheduled for Tuesday, August 18, 2026 [1][2][3][4][5][6]. As of August 6, 2026, this election has not yet occurred, and no winner has been determined [5][6]. Incumbent Governor Ron DeSantis is term-limited and cannot run for re-election [6][7][8]. Twelve candidates are competing for the Republican nomination [5][6].
U.S. Representative Byron Donalds is the current frontrunner. Current polling and expert analysis identify U.S. Representative Byron Donalds as the clear frontrunner for the Republican nomination [9][10][11][12]. Donalds holds a substantial lead over other candidates, including Lieutenant Governor Jay Collins [9][10][11]. A Tyson Group poll shows Donalds with 48% support, nearly 40 points ahead of the Republican field [12]. Other polling indicates a 31-point lead for Donalds [9].
Upcoming deadlines include early voting before the primary. The deadline for voters to request a vote-by-mail ballot was August 6, 2026 [3][4][13]. Mandatory early voting for the Florida primary begins on August 8, 2026, and continues through August 15, 2026 [4][13][14].
Sources (14)
  1. 12026 Florida Governor | Live Election Resultsvotes.decisiondeskhq.com
  2. 2Florida Primary Election Results 2026apps.npr.org
  3. 3Election Dates - Division of Electionsdos.fl.gov
  4. 4Florida 2026 election dates: Primary, general election and voter registration deadlines | FOX 35 Orlandofox35orlando.com
  5. 5Florida gubernatorial election, 2026 (August 18...ballotpedia.org
  6. 6A look at Florida's GOP gubernatorial primary candidates...news.ballotpedia.org
  7. 7Governor of Floridaballotpedia.org
  8. 8Florida state executive offices - Ballotpediaballotpedia.org
  9. 9Poll: Byron Donalds leads GOP Primary race by 31 points, David Jolly by 7floridapolitics.com
  10. 10Florida governor's race: Trailing GOP candidates running out of time to catch Donalds - WESHwesh.com
  11. 11Donalds focuses on affordability as Republican rivals scramble for momentumwptv.com
  12. 12Byron Donalds takes 48% in new Tyson Group poll, nearly 40 points ahead of GOP fieldfloridapolitics.com
  13. 13Election Dates & Deadlinesvotepalmbeach.gov
  14. 14Key dates and things to know for the 2026 Florida elections | WUSFwusf.org

2. Price Chart

Historical Price (Probability)

Outcome probability
Date

3. Market Data

Contract Snapshot

This market resolves "Yes" for the candidate declared the winner of the Florida Republican Gubernatorial Primary, scheduled for August 18, 2026. A "No" resolution occurs for any candidate not declared the winner. If no primary takes place but a nominee is chosen by an alternative method, the winner of that method will resolve "Yes"; otherwise, if no primary or alternative selection method occurs, the market resolves to "Other." The resolution source will be the first official announcement from the Florida Republican Party or an overwhelming consensus of credible reporting.

Market Discussion

The Florida Republican primary election for Governor is scheduled for August 18, 2026 [1][2], and as of August 6, 2026, has not yet occurred, meaning there is no winner [1][3]. U.S. Representative Byron Donalds is widely reported as the frontrunner for the Republican nomination [1], among a field of multiple qualified candidates including Jay Collins, Jim Holcomb, and Rachel Rodriguez [1][3]. Current Governor Ron DeSantis is term-limited and not seeking re-election [4][5].

Sources (5)
  1. 1Election 2026: A closer look at Florida's gubernatorial...tallahassee.com
  2. 2Florida gubernatorial election, 2026 (August 18...ballotpedia.org
  3. 3Florida state executive official elections, 2026ballotpedia.org
  4. 4A look at Florida's GOP gubernatorial primary candidates...news.ballotpedia.org
  5. 5Ron DeSantisballotpedia.org

4. Trader Dashboard

This scorecard was computed Aug 6, 2026 and may not reflect current market conditions.

Trust profile
Event quality23
Poor

5. How might a potential 2025 endorsement from Donald Trump affect the primary campaigns of leading candidates like Byron Donalds and Matt Gaetz?

Trump endorsement dateFebruary 2025 [1][2][3]
Donalds' nomination probabilityExceeding 90% as of August 2026 [1][2][3][4][5][6][7]
Trump endorsement success rate97% winning primaries [8]
Donald Trump's endorsement significantly shaped the 2026 Florida gubernatorial primary. His early and explicit backing of U.S. Representative Byron Donalds in February 2025 cemented Donalds' position as the front-runner in the Republican primary [1][2][3]. This support effectively deterred potential challengers, such as Matt Gaetz, from entering the race, as opposing a Trump-backed candidate presented a substantial obstacle [2][3]. The endorsement also complicated the electoral landscape for other hopefuls in what was already a crowded primary field [2][3].
Donalds gained a commanding lead in polls and prediction markets following Trump's endorsement. He secured a significant lead in both public opinion polls and prediction markets [9][10][11]. As of August 2026, market-implied probabilities for Donalds' nomination frequently surpassed 90% [1][2][3][4][5][6][7]. This demonstrates the considerable influence of Trump's support, considering that 97% of his endorsed candidates in the 2026 election cycle have won their primaries to date [8]. The Florida Republican primary for Governor is scheduled for August 18, 2026 [12][13].
Sources (13)
  1. 1'Looks like that's that.' Trump may have just ended the...politico.com
  2. 2Matt Gaetz flirts with a run for Florida governor, adding a bit...nbcnews.com
  3. 3Byron Donalds is running for governor. With Trump's...floridaphoenix.com
  4. 4Florida 2026 Poll: Donalds Leads GOP Primary for...emersoncollegepolling.com
  5. 5Byron Donalds Rejects GOP Debate Demands With 50% Lead Before Aug. 18 Primary | NewsBangnewsbang.com
  6. 6Florida Governor Republican Primary Winner Predictions &... 2026 | Polymarketpolymarket.com
  7. 7Florida Governor Republican Primary Winner Odds: Byron Donalds at 97%, Is It Settled? | Live Oddspredictioncircle.com
  8. 897% of Trump-endorsed candidates won primaries this election cycle - Ballotpedia Newsnews.ballotpedia.org
  9. 9A look at Florida's GOP gubernatorial primary candidates' different backgrounds and their views on data centers - Ballotpedia Newsnews.ballotpedia.org
  10. 10Florida gubernatorial election, 2026 (August 18...ballotpedia.org
  11. 11Florida gubernatorial and lieutenant gubernatorial election...ballotpedia.org
  12. 12These are the Republican candidates running for Florida...nbcmiami.com
  13. 13August 18, 2026 Primary Election Information Pagevotepinellas.gov

6. What do the latest fundraising reports and polling data indicate about the strength of Byron Donalds' frontrunner status against the rest of the Republican field?

Polling Support43%-50% (early August 2026) [1][2][3][4]
Prediction Market Probability~98% (August 3, 2026) [5][6][7]
Campaign Funds On Hand~$60 million [1][2][4]
Byron Donalds maintains a significant lead in the Republican primary for Florida governor. As of early August 2026, U.S. Rep. Byron Donalds consistently polls between 43% and 50% support, considerably surpassing his competitors in the crowded field of 12 candidates [1][2][3][4]. This includes current Lieutenant Governor Jay Collins and James Fishback, who also attract local media attention [3][8]. Prediction markets further affirm Donalds' frontrunner position, with Polymarket indicating an approximately 98% probability of him securing the nomination by August 3, 2026, ahead of the August 18, 2026, primary [5][6][7].
Donalds holds a substantial financial and strategic advantage over his primary opponents. His campaign reports show approximately $60 million on hand, a stark contrast to competitors such as Paul Renner with around $2 million, Jay Collins with approximately $1.1 million, and James Fishback with less than $50,000 [1][2][4]. Donalds has also strategically utilized an endorsement from Donald Trump to consolidate his base [9]. Citing his dominant position, he has opted not to participate in primary debates [9][1][10][7].
Sources (10)
  1. 1Byron Donalds Rejects GOP Debate Demands With 50% Lead Before Aug. 18 Primary | NewsBangnewsbang.com
  2. 2Another poll shows a massive lead for Byron Donalds in...floridapolitics.com
  3. 3Florida gubernatorial election, 2026 (August 18...ballotpedia.org
  4. 4Another poll shows a massive lead for Byron Donalds in...miamitimesonline.com
  5. 5Florida Governor Republican Primary Winner Odds & Prediction Market Analysis | CryptoSlatecryptoslate.com
  6. 6Florida Governor Republican Primary Winner Odds: Byron Donalds at 97%, Is It Settled? | Live Oddspredictioncircle.com
  7. 7Florida Governor Republican Primary Winnerpolymarket.com
  8. 8A look at Florida's GOP gubernatorial primary candidates...news.ballotpedia.org
  9. 9GOP frontrunner in Florida governor race, Byron Donalds...fox35orlando.com
  10. 10Byron Donalds remains the Republican frontrunner...facebook.com

7. How do the publicly stated policy positions of Byron Donalds and Casey DeSantis compare on key Florida issues like the economy, insurance, and education?

Byron Donalds Win ProbabilityNear 98% (prediction markets) [1][2][3]
Casey DeSantis Hypothetical PollApproximately 7% [4][5][6][3]
Casey DeSantis Policy PlatformNo comparable public policy platform as gubernatorial candidate [6]
Byron Donalds has established a clear platform and strong primary support. He is a prominent favorite for the 2026 Florida Republican gubernatorial primary, with prediction markets indicating his win probability is near 98% [1][2][3]. Donalds' policy platform emphasizes economic affordability, particularly addressing property insurance and housing costs [7][8]. He also advocates for tax relief, including potential property tax reductions, and supports school choice [8]. His platform aligns with continuing conservative policies of the Ron DeSantis administration, promoting fiscal responsibility, secure borders, and limited government, consistent with former President Donald Trump's agenda [9][3].
Casey DeSantis lacks a formal platform as she is not a candidate. She is not a formal candidate and has not released a policy agenda for a gubernatorial run, though hypothetical polls have shown her support at approximately 7% [4][5][6][3]. As Florida's First Lady, her role has been to advocate for her husband Ron DeSantis' policy initiatives. These initiatives include universal school choice, the parental bill of rights, and efforts to combat ESG-related insurance price increases [10][11][12].
Sources (12)
  1. 1Florida Governor Republican Primary Winner Odds & Prediction Market Analysis | CryptoSlatecryptoslate.com
  2. 2Will Byron Donalds Win the Florida GOP Governor Primary?lines.com
  3. 3A look at Florida's GOP gubernatorial primary candidates...news.ballotpedia.org
  4. 4Poll: Casey DeSantis in single digits in GOP Governor's...floridapolitics.com
  5. 5Florida 2026 Poll: Donalds Leads GOP Primary for...emersoncollegepolling.com
  6. 6On Tuesday, at a Florida Chamber of Commerce event in...facebook.com
  7. 7Byron Donalds on the Issuesbyrondonalds.com
  8. 8Byron Donalds outlines Florida vision as governor's race...abcnews4.com
  9. 9Byron Donalds' Plans for Governing Florida (If Elected)governing.com
  10. 10Florida governor argues ESG investing raises insurance prices (2023) - Ballotpediaballotpedia.org
  11. 11Florida expands education savings account (ESA) program - Ballotpedia Newsnews.ballotpedia.org
  12. 12Ron DeSantis presidential campaign, 2024ballotpedia.org

8. Which public polling sources are consistently tracking the 2026 Florida Republican gubernatorial primary, and what is their release schedule?

Primary Polling TrackersDecision Desk HQ, Dave Leip's Atlas of U.S. Presidential Elections [1][2][3][4]
Polling Release ScheduleNo fixed, regular release schedule [5][1][3]
Key Polling OrganizationsQuantus Insights, Cygnal, Tyson Group, Associated Industries of Florida, Change Research, Stetson University, Emerson College, American Promise, James Madison Institute, University of North Florida, Mason-Dixon, Victory Insights, St. Pete Polls, Political Matrix/Listener Group Studies, Fabrizio, Lee & Associates, The Public Sentiment Institute [5][1][3]
Decision Desk HQ and Dave Leip's Atlas aggregate 2026 Florida primary polls. Decision Desk HQ (DDHQ) and Dave Leip's Atlas of U.S. Presidential Elections serve as primary public polling sources that consistently track and aggregate polling data for the 2026 Florida Republican gubernatorial primary [1][2][3][4]. DDHQ specifically maintains an ongoing ballot test average for this race [1][2][3][4].
Numerous organizations conduct polls without a fixed release schedule. Various organizations conduct polling for the primary, including Quantus Insights, Cygnal, Tyson Group, Associated Industries of Florida, Change Research, Stetson University, Emerson College, American Promise, the James Madison Institute, the University of North Florida, Mason-Dixon, Victory Insights, and St. Pete Polls [5]. Additional pollsters cited in tracking data include Political Matrix/Listener Group Studies, Fabrizio, Lee & Associates, and The Public Sentiment Institute [1][3]. These organizations release surveys periodically as they are conducted, with an increased frequency typically observed closer to the primary election date, rather than adhering to a set, recurring schedule [5][1][3].
Sources (5)
  1. 1Florida Governor Republican Primary Ballot Test | DDHQ - Pollsstaging-polls.decisiondeskhq.com
  2. 22026 Florida Governor Pollingintegration-votes.decisiondeskhq.com
  3. 3Election 2026 Polls - Dave Leip's Atlas of U.S. Presidential Electionsuselectionatlas.org
  4. 4Decision Desk HQ Votesvotes.decisiondeskhq.com
  5. 52026 Polls: Florida Governor270towin.com

9. What are the key endorsements and debate performances that could significantly alter Byron Donalds' polling lead before the August 2026 primary?

Byron Donalds' Polling LeadExceeding 45–50% [1][2][3]
Primary Opponents' PollingSingle digits [1][2][3]
Primary Election DateAugust 18, 2026 [3][4]
Byron Donalds currently holds a significant lead in the 2026 Florida Republican gubernatorial primary, largely due to key endorsements and strong polling. His position as the overwhelming frontrunner stems from an early and preemptive endorsement from President Donald Trump, which has effectively consolidated support among Republican primary voters [2][5][6]. Further bolstering his campaign, Donalds has also secured major endorsements from Club for Growth and Rick Scott [7]. Current internal and public polling consistently shows him with a commanding lead, frequently exceeding 45–50%, while his primary opponents typically remain in single digits [1][2][3].
Donalds' refusal to debate further solidifies his strong position ahead of the primary. He has consistently rejected demands to debate his Republican primary opponents, citing their insufficient polling support as justification [8][9][3]. Consequently, the Republican Party of Florida has announced it will not host a primary debate, as Donalds was the sole candidate to meet their established polling and fundraising qualifications [7]. With the primary election scheduled for August 18, 2026, observers consider it highly improbable for trailing candidates to overcome this significant gap through last-minute efforts [3][4].
Sources (9)
  1. 1Byron Donalds' internal poll shows the Republican Primary...floridapolitics.com
  2. 2With Trump nod, Donalds looks poised to win GOP primary...tallahassee.com
  3. 3Florida governor's race: Trailing GOP candidates running...wesh.com
  4. 4Florida's Republican primary for governormiamiherald.com
  5. 5Home - Byron Donalds for Governorbyrondonalds.com
  6. 62026 Florida gubernatorial electionen.wikipedia.org
  7. 7A look at Florida's GOP gubernatorial primary candidates...news.ballotpedia.org
  8. 8Byron Donalds Rejects GOP Debate Demands With 50% Lead Before Aug. 18 Primary | NewsBangnewsbang.com
  9. 9GOP Donalds challenges Democrat Jolly to 3 governor...wpbf.com

10. What Could Change the Odds

Key Catalysts: Florida Gubernatorial Primary

The Florida Republican gubernatorial primary election is scheduled for August 18, 2026 [1][2][3][4][5]. As of August 6, 2026, the primary has not yet occurred, and no winner has been determined [1][6][3]. U.S. Representative Byron Donalds is considered the clear frontrunner for the Republican nomination, consistently polling with a substantial lead over other candidates, including Jay Collins, James Fishback, and Paul Renner [1][7][8]. Multiple candidates are running in the primary, such as Jay Collins, Byron Donalds, James Fishback, and Paul Renner [9][3].
The primary is a closed election, meaning only voters registered as Republicans may vote in the Republican primary [1][10]. Key remaining election dates include the August 6, 2026, deadline for requesting vote-by-mail ballots and the mandatory early voting period from August 8 to August 15, 2026 [10][11][12].

Key Dates & Catalysts

  • Closes: August 18, 2026
Sources (12)
  1. 1GOP gubernatorial primary election seems a foregone conclusion | WLRNwlrn.org
  2. 2Florida gubernatorial and lieutenant gubernatorial election...ballotpedia.org
  3. 3Florida state executive official elections, 2026ballotpedia.org
  4. 4Florida election calendarballotpedia.org
  5. 52026 Congressional Primary Dates and Candidate Filing...fec.gov
  6. 62026 Florida Governor | Live Election Resultsvotes.decisiondeskhq.com
  7. 72026 Polls: Florida Governor - 270toWin270towin.com
  8. 8Florida Governor Race 2026: Primary Day Nearsthefloridapress.com
  9. 9August 18, 2026, election resultsballotpedia.org
  10. 10What to expect on your 2026 Florida primary ballot, candidates, datesusatoday.com
  11. 11Election Dates - Division of Electionsdos.fl.gov
  12. 12Florida Voter Registration and Voting Guidefiles.floridados.gov