Short Answer

The model assigns meaningfully lower odds for Elaine Pelino to be the Rhode Island Republican Governor nominee at 76.0% compared to the market's 91.9%, driven by Aaron Guckian securing the party's official endorsement and reportedly holding a significant campaign finance advantage despite Pelino's poll lead.

1. Market Behavior & Drivers

This market for the Rhode Island Republican gubernatorial nominee has shown a clear upward trend, opening at 70.0% and reaching a recent high of 91.9%. The contract's probability has traded in a wide range, from a low of 36.0% to its current peak. Two notable price shocks define the recent trading history. On August 7, the price spiked 9 percentage points from 62.0% to 71.0%, a move linked to Providence Journal news coverage of the Republican primary dynamics. A more dramatic move occurred on August 12, when the price collapsed 36 percentage points from 72.0% to 36.0%. This drop coincided with a surge in the implied probability of a rival candidate, Aaron Guckian, on the same day the two participated in a gubernatorial debate.
The price action suggests a market that has become increasingly confident in this candidate's chances, despite a period of significant volatility. The 36.0% level established on August 12 acted as a strong support base, from which the price rapidly recovered and rallied to new highs. The current price of 91.9% represents a resistance level the market is testing. Total volume of 2,475 contracts indicates a moderate level of activity for this type of market.
Overall, the chart reflects a market that initially priced the candidate as a strong favorite, then sharply re-evaluated based on a competitor's perceived strength, before ultimately consolidating around a very high probability of nomination. The swift rebound from the 36.0% low and the subsequent rally to above 90% points to strong conviction among market participants that the mid-August downturn was an overreaction or that subsequent information reinforced the candidate's frontrunner status. The primary is scheduled for September 9, with early voting beginning August 20.
  • Since last update (~39h): Elaine Pelino's model odds rose by +38.2pp, driven by a market-led +55.9pp move, flipping her edge.
  • Aaron Guckian's model odds fell by -38.4pp, tracking a market-led -44.0pp decline, compressing his edge.
  • Headline model odds increased +14.4pp; market +19.9pp, widening the overall edge by -5.5pp.
  • A University of New Hampshire poll showed Elaine Pelino leading 42% among primary voters.
  • Aaron Guckian secured the Republican Party endorsement with 72 delegate votes.
  • Guckian is reported to hold a significant campaign finance advantage.

Who Wins and Why

Outcome Market Model Why
Elaine Pelino 91.9% 76.0% A University of New Hampshire poll showed Pelino leading Aaron Guckian among likely Republican primary voters.
Aaron Guckian 28.0% 23.2% Guckian secured the official Rhode Island Republican Party endorsement and holds a significant campaign finance advantage.
Robert Raimondo 1.0% 0.8% No public information suggests significant support, campaign activity, fundraising, or polling data for Raimondo.

Current Context

Rhode Island's Republican gubernatorial nominee remains undecided ahead of the September primary. As of August 14, 2026, no official Republican nominee for Governor of Rhode Island has been selected [^]. The primary election is scheduled for Wednesday, September 9, 2026 [^]. Early voting for the primary begins on August 20, 2026 [^]. The general election is set for November 3, 2026 [^].
Three candidates contend for the nomination, with one securing party endorsement. The Republican candidates are Aaron Guckian, Elaine Pelino, and Robert Raimondo [^]. Aaron Guckian received the official endorsement of the Rhode Island Republican Party at its state convention in June 2026 [^]. As of August 2026, the primary race is competitive. Elaine Pelino identifies as a 'MAGA' candidate, while Guckian is described as a 'compassionate conservative.' Guckian holds a significant campaign finance advantage [^].

2. Price Chart

Historical Price (Probability)

Outcome probability
Date

3. Significant Price Movements

Notable price changes detected in the chart, along with research into what caused each movement.

Outcome: Aaron Guckian

📉 August 14, 2026: 44.0pp drop

Price decreased from 72.0% to 28.0%

What happened: The reported 44.0 percentage point drop for Aaron Guckian on August 14, 2026, appears to be a misinterpretation of Elaine Pelino's 44 delegate votes at the June 2026 Republican convention, rather than an actual market price movement [^][^][^]. However, if such a significant drop did occur, its primary driver would likely be the fallout from the August 12, 2026, gubernatorial debate. During this debate, Guckian and Pelino exchanged insults and accusations, a topic widely covered by news outlets [^][^][^]. While specific social media posts directly causing a drop on August 14 are not detailed in the available information, news reports of the contentious debate would likely have been widely disseminated and discussed across platforms, serving as a contributing accelerant to any market re-evaluation. Therefore, social media was likely a contributing accelerant, amplifying traditional news of the debate.

📈 August 12, 2026: 42.0pp spike

Price increased from 30.0% to 72.0%

What happened: On August 12, 2026, Aaron Guckian's implied probability in the Rhode Island Republican Governor nominee market surged by 42 percentage points [^]. While Guckian participated in a gubernatorial debate against Elaine Pelino on the same day [^], the available research explicitly states that no credible information was found in news or social media to directly support or explain this specific market movement [^][^][^][^][^][^]. Therefore, based on the provided information, social media was not identifiable as a primary driver or contributing accelerant.

Outcome: Elaine Pelino

📈 August 07, 2026: 9.0pp spike

Price increased from 62.0% to 71.0%

What happened: No direct social media activity or specific posts leading up to the August 7, 2026, price spike for Elaine Pelino were found in the provided research. The primary driver appears to be the traditional news coverage from August 3, 2026, in the Providence Journal, which broke down the Republican gubernatorial candidates [^]. This article reiterated Elaine Pelino's strong lead (42% to 17%) over endorsed candidate Aaron Guckian in a University of New Hampshire poll conducted on June 30, 2026 [^][^][^]. This news, appearing four days before the spike, likely brought renewed attention to Pelino's competitive standing despite lacking the party's official endorsement [^]. Social media was not a primary driver based on the available information.

4. Market Data

Contract Snapshot

This market resolves based on whether a particular individual becomes the Republican nominee for Governor of Rhode Island. A "YES" contract for a specific candidate resolves positively if that candidate secures the nomination, whereas a "NO" contract resolves positively if they do not. The outcome is expected to be determined around September 28, 8:00 AM EDT, with all contracts settling for payout by September 8, 2027, at the latest.

Available Contracts

Market options and current pricing

Outcome bucket Yes (price) No (price) Last trade probability
Elaine Pelino $0.94 $0.39 92%
Aaron Guckian $0.42 $0.97 28%
Robert Raimondo $0.02 $1.00 1%

Market Discussion

The Rhode Island Republican primary for Governor, scheduled for September 9, 2026, includes candidates Aaron Guckian, Elaine Pelino, and Robert Raimondo [^][^][^]. While Aaron Guckian secured the official party endorsement in June 2026 [^][^][^], Elaine Pelino appears to be favored by voters and prediction markets. A late June 2026 poll showed Pelino leading Guckian by 25 points [^][^], and as of August 2026, prediction markets assign her a 63%–70% probability of winning the nomination [^][^][^].

5. Trader Dashboard

A deterministic, per-market integrity scorecard computed from order-book and price data. Higher is better for Trader Trust, Liquidity, Move Quality and Resolution; higher means more risk for Quote Risk and Avoid Risk.

Elaine PelinoPrimaryTrader TrustLiquidityMove QualityResolutionQuote RiskAvoid Risk
Move QualityNo significant movehigh confidence
  • Factor
Aaron GuckianTrader TrustLiquidityMove QualityResolutionQuote RiskAvoid Risk
Move QualityNo significant movehigh confidence
  • Factor
Robert RaimondoTrader TrustLiquidityMove QualityResolutionQuote RiskAvoid Risk
Move QualityInsufficient Datainsufficient confidence
  • Factor

trader_dashboard_lean_v1.13 · computed Aug 14, 2026

6. How do Aaron Guckian's and Elaine Pelino's campaign fundraising totals compare as of the most recent filing deadline?

Aaron Guckian FundraisingNot currently publicly reported [^][^]
Elaine Pelino FundraisingNot yet available [^][^]
Fundraising ComparisonCannot be made based on available information [^]
Direct fundraising comparison is currently unavailable for Guckian and Pelino. As of August 14, 2026, specific campaign fundraising totals for Aaron Guckian and Elaine Pelino in the 2026 Rhode Island gubernatorial race are not explicitly detailed in recent public records or reported information [^]. Therefore, a direct comparison of their fundraising totals cannot be made based on the available information [^].
Specific financial details for both candidates remain unpublicized. Campaign finance information for Elaine Pelino is not yet available, and updated campaign finance totals for Aaron Guckian's 2026 gubernatorial bid are not currently publicly reported in the retrieved sources [^][^]. While one source mentions an unnamed candidate in the race having over $2 million more in her campaign account as of March, this figure is not definitively linked to either Guckian or Pelino [^].
Guckian and Pelino are candidates in the 2026 Rhode Island gubernatorial primary. Both Aaron Guckian and Elaine Pelino are running in the 2026 Rhode Island Republican primary for governor, which is scheduled for September 9, 2026 [^][^][^].

7. What evidence, such as polling data or institutional support, underpins Aaron Guckian's position as the GOP-endorsed frontrunner?

RI GOP EndorsementSecured with 72-44 delegate vote (June 2026) [^][^][^]
Primary PollingTrailed Elaine Pelino 17% to 42% (prior to August 2026) [^]
Prediction Market SpikeProbabilities spiked to 36-72% after gaffe apology (August 12, 2026) [^][^][^]
Aaron Guckian secured the Rhode Island Republican Party's formal endorsement. He received this institutional backing at the state convention in June 2026, winning a delegate vote of 72 to 44 against Elaine Pelino [^][^][^]. This party endorsement is frequently cited as a significant factor supporting his position as a 'frontrunner' [^]. However, some analyses indicate a lack of documented evidence in provided sources to fully substantiate the claim that he holds a formal GOP endorsement or is widely considered the frontrunner for the 2026 Rhode Island gubernatorial nomination [^][^][^].
Polling data indicates Guckian significantly lags his primary opponent. A University of New Hampshire poll conducted before August 2026 revealed Guckian trailing his rival Elaine Pelino by 17% to 42% among likely Republican voters, with 39% remaining undecided [^]. Furthermore, separate polling data from April 16, 2026, showed Aaron Guckian garnering 16% support in a hypothetical general election scenario for Rhode Island Governor [^].
Guckian's 'frontrunner' status in some markets is largely speculative. This status in certain trading markets appears to be driven by speculative momentum following recent campaign developments, rather than a current lead in public opinion polls [^]. Prediction markets have exhibited considerable volatility; for instance, on August 12, 2026, market probabilities for Guckian surged to approximately 36-72% in some platforms after he issued a public apology for a campaign misstep, although other platforms simultaneously showed Pelino favored at about 60-70% during the same week [^][^][^].

8. How might a key event, such as a major debate performance or a national figure's endorsement, shift momentum before the September 9 primary?

Primary DateSeptember 9, 2026 [^][^][^]
Early Voting StartAugust 20, 2026 [^]
Guckian Market Probability (Aug 12, 2026)63-72% [^]
The Republican gubernatorial primary is set for September 9, 2026, with early voting commencing on August 20, 2026 [^] . Candidates vying for the nomination include Aaron Guckian, Elaine Pelino, and Robert Raimondo [^][^][^][^]. Prediction markets closely monitor events like televised debates, public polling data, and candidate endorsements, as these are considered potential catalysts for shifts in momentum in the race [^][^][^][^].
Prediction markets have shown volatility, with one candidate recently gaining ground. The primary has experienced significant fluctuations in prediction market probabilities. Notably, around August 12, 2026, Aaron Guckian's market probabilities sharply rose to an estimated 63-72% following his public apology for a radio gaffe involving Elaine Pelino [^]. However, as of August 14, 2026, there is no public information confirming that a specific debate performance or endorsement has definitively altered the momentum in this primary contest [^][^][^].

9. What reliable public polling data is available for the 2026 Rhode Island Republican gubernatorial primary?

Pelino vs Guckian PollPelino 42%, Guckian 17% (University of New Hampshire, June 18-23, 2026) [^][^]
Primary Election DateSeptember 9, 2026 [^][^][^]
Guckian Prediction Market72% (Kalshi, August 12, 2026) [^]
Public polling data for the Rhode Island Republican gubernatorial primary is scarce. Reliable public polling data for the 2026 Rhode Island Republican gubernatorial primary candidates is limited and not readily available, with most public polling focusing on general election matchups rather than primary contests [^][^][^][^][^]. The Republican primary is scheduled for September 9, 2026, and features key candidates including Aaron Guckian, Elaine Pelino, and Robert Raimondo [^][^][^]. Despite the overall scarcity, a University of New Hampshire poll conducted between June 18 and 23, 2026, did indicate Elaine Pelino leading Aaron Guckian 42% to 17% among likely Republican primary voters, with a substantial 39% remaining undecided [^][^].
Prediction markets for the primary have shown significant recent fluctuations. These markets have demonstrated considerable volatility regarding the 2026 Rhode Island Republican gubernatorial primary [^]. For instance, on August 12, 2026, Aaron Guckian's probability of securing the nomination reportedly surged to approximately 72% on Kalshi following a public apology for a radio gaffe, while Elaine Pelino's probability simultaneously dropped to roughly 36% [^]. However, as of August 14, 2026, there are no active prediction markets available specifically for the Rhode Island Republican gubernatorial primary nominee [^].

10. Besides the September 9 primary, what are the key dates on the 2026 Rhode Island election calendar that could impact the race?

Candidate Filing DeadlineJune 24, 2026 [^]
Primary Early Voting PeriodAugust 20, 2026 - September 8, 2026 [^][^][^][^][^]
General Election Voter Registration DeadlineOctober 4 [^][^][^]
Rhode Island's 2026 primary season features several important deadlines for voters. For the Republican Governor nomination race, candidates were required to file by June 24, 2026 [^]. Leading up to the primary, voters had until August 10 to change their party affiliation [^][^][^], and the deadline to apply for a mail ballot was August 19 [^][^][^][^][^]. Early voting for the primary commenced on August 20, 2026, and continued through September 8, 2026 [^][^][^][^][^]. On September 9, 2026, the official primary day, completed mail ballots needed to be received by 8 p.m. [^][^].
Key general election dates follow the primary, impacting voter participation. The deadline for voter registration for the general election is October 4 [^][^][^]. The mail ballot application deadline for the general election is October 13 [^][^][^], with the early voting period for the general election beginning on October 14 [^][^][^].

11. What Could Change the Odds

Key Catalysts

The Rhode Island Republican primary for Governor, featuring candidates Aaron Guckian, Elaine Pelino, and Robert Raimondo, is scheduled for Wednesday, September 9, 2026 [^] [^] [^] [^] . This primary date was moved from September 8, 2026 [^]. Aaron Guckian secured the Rhode Island Republican Party's endorsement at the state convention in June 2026, receiving 72 delegate votes compared to Elaine Pelino's 44 [^][^]. However, polling data from late June 2026 showed Pelino leading Guckian amidst a contentious primary campaign characterized by ideological divides and personal feuds [^][^]. Other critical dates include the deadline to apply for a mail ballot on August 19, 2026, and the early voting period from August 20, 2026, through September 8, 2026 [^].
Broader prediction market catalysts for the 2026 midterms encompass new high-quality polling data, candidate entries and exits, and debate performances [^] [^] [^] . Polls" data-source-lanes="traditional">[^][^][^]. Campaign finance reports, such as quarterly filings, also serve as significant drivers [^][^][^]. Macroeconomic indicators, including inflation and unemployment rates, also influence market probabilities [^][^][^]. Markets like Kalshi and Polymarket adjust continuously based on these developments [^][^][^].

Key Dates & Catalysts

  • Expiration: September 08, 2027
  • Closes: September 08, 2027

12. Decision-Flipping Events

  • Trigger: The Rhode Island Republican primary for Governor, featuring candidates Aaron Guckian, Elaine Pelino, and Robert Raimondo, is scheduled for Wednesday, September 9, 2026 [^] [^] [^] [^] .
  • Trigger: This primary date was moved from September 8, 2026 [^] .
  • Trigger: Aaron Guckian secured the Rhode Island Republican Party's endorsement at the state convention in June 2026, receiving 72 delegate votes compared to Elaine Pelino's 44 [^] [^] .
  • Trigger: However, polling data from late June 2026 showed Pelino leading Guckian amidst a contentious primary campaign characterized by ideological divides and personal feuds [^] [^] .

14. Historical Resolutions

No historical resolution data available for this series.