Short Answer

Pete Ricketts is likely to win the Nebraska Senate race, benefiting from his incumbency, Nebraska's strong Republican lean, and significant fundraising; the market prices this outcome at 73.0%.

1. Market Behavior & Drivers

This market has traded sideways in a narrow 7-point range, from 25% to 32%, with no specific news or developments in the provided context to explain the minor price fluctuations. The race is established between incumbent Republican Pete Ricketts and independent Dan Osborn for the November 3, 2026, general election.
The modest drift from an early high of 32% to the current price of 27% lacks a clear catalyst. This low-volatility trading pattern suggests a stable, information-light environment where the market's baseline assessment of the race has not been significantly altered.
  • Since last update (~122d): The overall edge flipped from -2.1 to 0.7 (+2.8pp), now slightly favoring our model's view.
  • Pete Ricketts' model probability rose +6.3pp (model-led); the market tracked, compressing his edge.
  • Dan Osborn's model probability decreased by -5.1pp, tracked by the market's -5.0pp shift.
  • Cindy Burbank lost -1.2pp model and -1.8pp market probability (market-led), her edge compressing.
  • Republicans appear favored, driven by Pete Ricketts' fundraising and Nebraska's partisan lean.
  • Dan Osborn remains a credible challenger, with August 2026 polling showing a tied race.
  • Democrats have no official candidate after the nominee withdrew, eliminating their path.

Who Wins and Why

Outcome Market Model Why
Dan Osborn 27.0% 27.7% Dan Osborn is a credible challenger, consolidating anti-Ricketts support after the Democratic nominee withdrew.
Pete Ricketts 73.0% 72.2% Pete Ricketts benefits from incumbency and Nebraska's strong Republican lean, supported by significant fundraising.
Cindy Burbank 0.1% 0.1% Cindy Burbank dropped out, and the Democratic Party opted not to fill the Senate race vacancy.

Current Context

The 2026 Nebraska Senate race features incumbent Republican Pete Ricketts against independent Dan Osborn. The general election is scheduled for November 3, 2026 [1][2][3]. As of September 9, 2026, the U.S. Senate election in Nebraska for the 2026 cycle remains scheduled for that date [4][5][6][7]. While the general election ballot lists incumbent Pete Ricketts (R), Dan Osborn (Nonpartisan), Mike Marvin (Legal Marijuana Now Party), and Cindy Burbank (D) [5][7], Democratic nominee Cindy Burbank withdrew from the race. The Democratic Party opted not to fill the vacancy, making the primary competitive contest between Senator Ricketts and independent Dan Osborn [8][9][10].
Prediction markets and election forecasts favor Republican incumbent Pete Ricketts for reelection. As of September 2026, prediction markets and election forecasts generally favor Senator Ricketts to win reelection [11][12][13]. Independent Dan Osborn is considered a strong challenger in a state typically dominated by Republicans [11][12][13]. Recent polling shows a competitive race, with some polls indicating a tight contest, while others emphasize the structural advantages and historical lean of the state in favor of the Republican candidate [11][12]. As of July 2026, major political rating outlets including The Cook Political Report, Inside Elections, and Larry J. Sabato's Crystal Ball rated the Nebraska U.S. Senate race as Likely Republican [7].
Sources (13)
  1. 1Primary Election: May 12, 2026 General Election: November 3, 2026sos.nebraska.gov
  2. 22026 Elections | Nebraska Secretary of Statesos.nebraska.gov
  3. 3Important Election Dates | Nebraska Accountability and Disclosure...nadc.nebraska.gov
  4. 42026 Nebraska US Senate | Live Election Resultsvotes.decisiondeskhq.com
  5. 5United States Senate election in Nebraska, 2026 - Ballotpediaballotpedia.org
  6. 62026 Nebraska US Senate Live Election Results | DDHQnewsnation-votes.decisiondeskhq.com
  7. 7Four candidates are running in the general election for the U.S. Senate in Nebraska, including two who previously ran in 2024 - Ballotpedia Newsnews.ballotpedia.org
  8. 8GOP Sen. Pete Ricketts and independent Dan Osborn clash in fiery Nebraska Senate debatenbcnews.com
  9. 9Judge’s ruling in lawsuit over ballot vacancy sets up two-way Senate race between Osborn, Ricketts | Nebraska Public Medianebraskapublicmedia.org
  10. 10District judge won’t force Nebraska Democrats to replace Senate candidate • Nebraska Examinernebraskaexaminer.com
  11. 112026 Nebraska US Senate Forecast | DDHQvotes.decisiondeskhq.com
  12. 12Republican’s Chances of Losing to Dan Osborn in Nebraska Senate Race - Newsweeknewsweek.com
  13. 13Nebraska Senate Odds 2026: Ricketts Vs. Osborn (Kalshi) | OddsShopperoddsshopper.com

2. Price Chart

Historical Price (Probability)

Outcome probability
Date

3. Market Data

Contract Snapshot

For each individual candidate, a "Yes" resolution is triggered if that candidate wins the Nebraska Senate race, while a "No" resolution is triggered if they do not. The market begins on November 3rd, 8:00 AM EST, with the maximum payout occurring by November 3, 2027. Final settlement is determined by the officially declared winning party of the Nebraska Senate election.

Available Contracts

Market options and current pricing

Outcome bucket Yes (price) No (price) Last trade probability
Pete Ricketts $0.73 $0.28 73%
Dan Osborn $0.27 $0.74 27%
Cindy Burbank $0.00 $1.00 0%

Market Discussion

The market for the Nebraska Senate winner shows a strong consensus that Republican Pete Ricketts is the overwhelming favorite, with a 73% probability of winning. Independent candidate Dan Osborn is a distant second at 27%, while Democratic candidate Cindy Burbank holds a negligible 0.1% chance. Ricketts' probability has slightly increased recently, reinforcing the market's expectation of his victory.

4. Trust Index

Octagon Trust Index Kalshi 83 Good

Largest single print on SENATENE-26-DOSB carried 43% of its $16,857 tape (window is 100% of 24h flow; print is 1d old)

Integrity risk· Large trades

How it adds up
Integrity80% of score84Good
Trade quality20% of score79Good

Includes the cost to trade: a $10,000 order loses under 1% of the price to slippage.

Trust score83Good

Weighted blend with hard caps — a critically weak safety pillar, or a severe trading anomaly, caps the total regardless of the rest. Full methodology · About the Trust Index

Trust profile
Integrity4 screens run · 6 don't apply
Market integrity
82Good

Outcome is hard to influence

Large tradesTrade signals · medium confidence

Largest single print on SENATENE-26-DOSB carried 43% of its $16,857 tape (window is 100% of 24h flow; print is 1d old)

Screened clean
Thin-volume movesNo significant move Clear
Size patternsTrade sizes look organic. Clear
2 screens not run
Outcome control · doesn't apply to this market type
Thin-leg conviction · doesn't apply to this market type
Info fairness
80Good

Structural prior — no screens apply

No suspicious activity on any screen

Screened clean
Information exposureNo concentrated group can know the outcome materially early. Clear
4 screens not run
Move vs. catalyst · doesn't apply to this market type
Longshot repricing · doesn't apply to this market type
Pre-broadcast certainty · doesn't apply to this market type
Cross-venue timing · doesn't apply to this market type
Resolution quality
92Strong

Resolution mechanism is dependable

No suspicious activity on any screen

Resolution rules read: Clear

Liquidity
83Deep

Size fills near the screen price

3 contracts · worst first

Cindy Burbank9
Very thin · low confidence

Light recent trading — size may not fill near the screen price.

Dan Osborn79
Tradeable · high confidence

Typical bar range 3.6% of price over 9 traded bars

24h traded notional $2,200 · 24h
Pete Ricketts84
Deep · high confidence

Typical bar range 1.4% of price over 3 traded bars

24h traded notional $3,612 · 24h
Move quality
70Stable

No significant moves

3 contracts · worst first

Pete Ricketts—
No significant move (6h)

Price was stable over the last 6 hours.

Dan Osborn—
No significant move (6h)

Price was stable over the last 6 hours.

Cindy Burbank—
No significant move (6h)

Price was stable over the last 6 hours.

Rule clarity
100Clear

Counts toward Resolution quality, not here

3 contracts · worst first

Pete Ricketts100
Clear · high confidence

All checks pass

objective outcome · Clearofficial source · Cleartime boundary · Clear
Dan Osborn100
Clear · high confidence

All checks pass

objective outcome · Clearofficial source · Cleartime boundary · Clear
Cindy Burbank100
Clear · high confidence

All checks pass

objective outcome · Clearofficial source · Cleartime boundary · Clear
Trade quality
79Good

Order book supports trading

Deep and tight enough to trade efficiently.

Outcome quality 83 (notional-weighted across 3 scored legs)

$100 order: 0.5c slippage (<1% of a 72.5c contract)

$1,000 order: 0.5c slippage (<1% of a 72.5c contract)

$10,000 order: 0.5c slippage (<1% of a 72.5c contract)

Pete Ricketts84Market scoreLiquidity84Move quality–Rule clarity100
Why 84
Liquidity
84 · Deep · high confidence

Typical bar range 1.4% of price over 3 traded bars

24h traded notional $3,612 · 24h
Move quality
No significant move (6h)

Price was stable over the last 6 hours.

Rule clarity
100 · Clear · high confidence

All checks pass

objective outcome · Clearofficial source · Cleartime boundary · Clear
Dan Osborn79Market scoreLiquidity79Move quality–Rule clarity100
Why 79
Liquidity
79 · Tradeable · high confidence

Typical bar range 3.6% of price over 9 traded bars

24h traded notional $2,200 · 24h
Move quality
No significant move (6h)

Price was stable over the last 6 hours.

Rule clarity
100 · Clear · high confidence

All checks pass

objective outcome · Clearofficial source · Cleartime boundary · Clear
Cindy Burbank9Market scoreLiquidity9Move quality–Rule clarity100
Why 9
Liquidity
9 · Very thin · low confidence

Light recent trading — size may not fill near the screen price.

Move quality
No significant move (6h)

Price was stable over the last 6 hours.

Rule clarity
100 · Clear · high confidence

All checks pass

objective outcome · Clearofficial source · Cleartime boundary · Clear

underwriting_v1.4 · computed Oct 1, 2026

5. How do Pete Ricketts' and Dan Osborn's fundraising totals and spending strategies compare for the 2026 election cycle?

Pete Ricketts Total Funds Raised$11 million (as of July 2026) [1][2]
Dan Osborn Total Funds Raised$5.7 million (as of July 2026) [1][3]
Pete Ricketts Cash-on-Hand$6 million (as of late July 2026) [1][4]
Incumbent Pete Ricketts significantly out-raised Dan Osborn for the 2026 election cycle. As of July 2026, Ricketts' campaign committee reported approximately $11.41 million in total receipts, with $11 million raised [1][2]. In comparison, Osborn's campaign reported $5.70 million in total receipts from $5.7 million raised [1][3]. Ricketts also held a substantial cash-on-hand advantage in late July 2026, reporting $6 million compared to Osborn's $2.4 million [1][4].
The candidates' spending strategies show distinct approaches to campaign financing. Ricketts has heavily relied on personal financing, contributing over $5.2 million of his own funds to his campaign, with total disbursements around $5.00 million [1][2][5]. Osborn's fundraising strategy, conversely, emphasizes grassroots, small-dollar individual contributions [1][4]. His campaign reported approximately $3.23 million in operating expenditures [1][3][6]. Ricketts has made allegations concerning the improper direction of campaign funds to Osborn and his family; Osborn's campaign has not characterized these as personal contributions [1][4].
Sources (6)
  1. 1Ricketts outraises Osborn in latest report for Nebraska US Senate racenebraskaexaminer.com
  2. 2PETE RICKETTS FOR SENATE - committee overview | FECfec.gov
  3. 3FEC Disclosure Form 3 for Osborn for Senatedocquery.fec.gov
  4. 4Dan Osborn touts grassroots fundraising, ballot qualification in U.S....nebraska.tv
  5. 5FEC Disclosure Form 3 for PETE RICKETTS FOR SENATEdocquery.fec.gov
  6. 6OSBORN, DAN - Candidate overview | FECfec.gov

6. What polling data and historical precedents support the "Likely Republican" rating for Pete Ricketts in the 2026 Nebraska Senate race?

Election Forecast RatingLikely Republican (The Cook Political Report, Inside Elections, Sabato's Crystal Ball, early Sept 2026/July 2026) [1][2][3]
Ricketts Win Probability85%–86% (Decision Desk HQ) [4][5]
Prediction Market FavorabilityPete Ricketts ~70%, Dan Osborn ~30% (as of Sept 9, 2026) [6][7][8]
Pete Ricketts maintains a "Likely Republican" rating for the 2026 Nebraska Senate race. Major election forecasting outlets, including The Cook Political Report, Inside Elections, and Sabato's Crystal Ball, assign this rating [1][2][3]. This assessment is underpinned by significant structural advantages for Ricketts, such as Nebraska's established partisan lean, his current statewide incumbency, and prevailing party registration trends, even amidst a competitive polling environment [9][6][4][5].
Forecasts and prediction markets consistently favor Pete Ricketts' victory. Decision Desk HQ projects an 85% to 86% win probability for Pete Ricketts, attributing 64% of this forecast's weight to structural "fundamentals" like incumbency and partisan lean, despite acknowledging recent polls that indicate a tie [4][5]. Furthermore, prediction markets show sustained support for Ricketts, with his win probability hovering around 70% compared to independent candidate Dan Osborn's approximately 30% as of September 9, 2026 [6][7][8].
Dan Osborn's competitiveness prompted a rating downgrade for the race. The "Likely Republican" rating marks a downgrade from prior "Safe/Solid Republican" classifications, a shift primarily driven by the entry and demonstrated strength of independent candidate Dan Osborn [10][2]. Osborn's previous performance in the 2024 Senate race, where he garnered 46.5% of the vote, highlights his capacity to challenge traditional partisan outcomes and impact the election landscape [10][2].
Sources (10)
  1. 1United States Senate election in Nebraska, 2026 - Ballotpediaballotpedia.org
  2. 2Four candidates are running in the general election for the U.S. Senate in Nebraska, including two who previously ran in 2024 - Ballotpedia Newsnews.ballotpedia.org
  3. 3Pete Ricketts - Ballotpediaballotpedia.org
  4. 42026 Nebraska US Senate Forecast | DDHQvotes.decisiondeskhq.com
  5. 52026 Nebraska US Senate Forecast | DDHQnewsnation-votes.decisiondeskhq.com
  6. 6Republican's Chances of Losing to Dan Osborn in Nebraska Senate...newsweek.com
  7. 7Nebraska Senate winner? Odds & Predictions 2026 - Kalshikalshi.com
  8. 8November 3, 2026: Nebraska Senate winner Prediction Marketrobinhood.com
  9. 92026 Nebraska Senate Polls | Polling Average & Latest Pollspollsmax.com
  10. 10Nebraska Senate race shifts to likely Republican: Sabato's Crystal Ballthehill.com

7. How might the national political climate and presidential approval ratings in late 2026 influence the outcome between Ricketts and Osborn?

Trump Approval Rating39.6% (September 2026) [1]
Ricketts Election Probability (Market)70-75% (September 2026) [2]
Ricketts Election Probability (DDHQ)85% (September 4, 2026) [3]
The national political climate in late 2026 presents significant challenges for Republican candidates in the upcoming midterms. President Donald Trump's national job approval rating stands at approximately 39.6%, with a disapproval rate of 57.0%, which is expected to influence the U.S. Senate election in Nebraska [1][4]. Incumbent Republican Senator Pete Ricketts is facing independent challenger Dan Osborn in this contest [5][6][7].
Despite the challenging national landscape, predictions currently favor Senator Pete Ricketts to win the Nebraska Senate race. Prediction markets in September 2026 show Ricketts with a 70-75% probability of victory, while Dan Osborn holds 25-32% of the market share [2][8]. Decision Desk HQ, as of September 4, 2026, forecasts an 85% probability for Ricketts, rating the race as Likely Republican [3]. However, polling for the Ricketts-Osborn contest has indicated a competitive race, with results varying from a virtual tie to Ricketts leading by several points, underscoring the dynamic nature despite Nebraska's strong Republican lean [6][9][4].
Candidate strengths and strategies contribute to the race's competitive nature. Dan Osborn, supported by the Nebraska Democratic Party, has adopted a nonpartisan platform to broaden his appeal [6][7][10][3][11]. Pete Ricketts, conversely, benefits from incumbency, his background as a former governor, and substantial financial resources, which collectively pose a formidable challenge to Osborn's campaign [6][7][10][3][11].
Sources (11)
  1. 1Trump's approval slump and candidate quality drive 2026 Senate...brookings.edu
  2. 2Nebraska Senate winner? Odds & Predictions 2026 - Kalshikalshi.com
  3. 32026 Nebraska US Senate Forecastvotes.decisiondeskhq.com
  4. 42026 Midterm Election Odds: House and Senate Marketsinsidepredictions.com
  5. 5Nebraska U.S. Senate Election 2026: Latest Pollsnytimes.com
  6. 6United States Senate election in Nebraska, 2026 - Ballotpediaballotpedia.org
  7. 72026 United States Senate election in Nebraska - Wikipediaen.wikipedia.org
  8. 8Nebraska Senate Election Winner - Polymarketpolymarket.com
  9. 9Pete Ricketts: 2026 Nebraska U.S. Senate Polls & Odds | Prediction Edgepredictionedge.com
  10. 10Four candidates are running in the general election for the U.S. Senate in Nebraska, including two who previously ran in 2024 - Ballotpedia Newsnews.ballotpedia.org
  11. 11Nebraska set to have a second straight U.S. Senate election without both major parties on the ballot - Ballotpedia Newsnews.ballotpedia.org

8. What public polling is available for the Ricketts vs. Osborn matchup, and how have these pollsters performed in recent Nebraska elections?

Poll result (late Aug 2026)47% Ricketts, 47% Osborn [1][2][3]
Ricketts prediction market win probability70%-72% [2][4][5]
Decision Desk HQ Ricketts win probability85% [6]
Public polls show a statistical tie in the Nebraska Senate race. Recent surveys from late August 2026 indicate a competitive contest between incumbent Republican Pete Ricketts and independent Dan Osborn, with both candidates statistically tied at 47%-47% [1][2][3]. An Impact Research survey conducted August 9-13, 2026, similarly reported a tie with each candidate at 47%, while a previous poll from the same firm in February 2026 showed Ricketts with a narrow 1-point lead [7][6]. Other polling firms active in the race include Change Research, Lake Research Partners, and Tavern Research [1][2].
Pollster track records and prediction markets present a contrasting outlook. Firms such as Change Research, Lake Research Partners, Impact Research, and Tavern Research are primarily associated with Democratic-leaning or independent research [1][2]. Their performance in recent Nebraska elections has been mixed, often showing tighter margins than the final outcomes in this typically Republican-leaning state [1][2]. In contrast to these close polling results, prediction markets as of September 9, 2026, strongly favor Pete Ricketts, assigning him a win probability typically between 70% and 72%, compared to approximately 30%-32% for Dan Osborn [2][4][5]. Additionally, Decision Desk HQ's 2026 Nebraska U.S. Senate forecast, updated September 4, 2026, assigns Pete Ricketts an 85% probability of winning [6].
Sources (7)
  1. 12026 Nebraska Senate Polls | Polling Average & Latest Pollspollsmax.com
  2. 2Pete Ricketts: 2026 Nebraska U.S. Senate Polls & Odds | Prediction Edgepredictionedge.com
  3. 3NEW POLL: Dan Osborn Is Tied With Pete Ricketts in Critical...chadronradio.com
  4. 4Nebraska Senate winner? Odds & Predictions 2026 - Kalshikalshi.com
  5. 5November 3, 2026: Nebraska Senate winner Prediction Marketrobinhood.com
  6. 62026 Nebraska US Senate Forecast | DDHQvotes.decisiondeskhq.com
  7. 7United States Senate election in Nebraska, 2026 - Ballotpediaballotpedia.org

9. What evidence suggests Dan Osborn's independent campaign is a credible threat to Pete Ricketts in the 2026 election?

Osborn 2024 Election MarginLost by less than 7 percentage points [1]
Ricketts Prediction Market Win Probability70-75% as of September 9, 2026 [2][3][4]
Ricketts Decision Desk HQ Win Probability85-86% [5][6][7]
Dan Osborn presents a credible challenge in Nebraska's 2026 U.S. Senate race. His strong performance in 2024, where he lost by less than seven percentage points to incumbent Deb Fischer, underpins this credibility [1][5]. Early 2026 polling further highlighted his competitiveness, including an August 2026 poll showing a tie [1][5]. Osborn has received endorsements from the Nebraska Democratic Party and various labor organizations, emphasizing his reliance on grassroots contributions [1][8][9][10]. His blue-collar background helps him attract cross-party support, contributing to a visible and heated campaign [1][8][9][10].
Despite Osborn's efforts, Pete Ricketts holds significant advantages. Ricketts maintains a substantial lead in total fundraising [1][11]. As of September 9, 2026, major prediction markets such as Polymarket, Kalshi, and Robinhood consistently forecast Ricketts' victory, assigning him a 70% to 75% probability of winning [2][3][4]. This sentiment is reinforced by Decision Desk HQ's 2026 Nebraska Senate forecast, which gives Ricketts an 85-86% probability of winning and categorizes the race as 'Likely Republican' [5][6][7]. This assessment aligns with ratings from other prominent election prognosticators in July 2026 [5][10][6][7].
Sources (11)
  1. 1United States Senate election in Nebraska, 2026 - Ballotpediaballotpedia.org
  2. 2Nebraska Senate Election Winner - Polymarketpolymarket.com
  3. 3Nebraska Senate winner? Odds & Predictions 2026 - Kalshikalshi.com
  4. 4November 3, 2026: Nebraska Senate winner Prediction Marketrobinhood.com
  5. 52026 Nebraska US Senate Forecastvotes.decisiondeskhq.com
  6. 62026 Nebraska US Senate Marketsvotes.decisiondeskhq.com
  7. 72026 Nebraska US Senate Forecast | DDHQnewsnation-votes.decisiondeskhq.com
  8. 82026 United States Senate election in Nebraska - Wikipediaen.wikipedia.org
  9. 9Pete Ricketts - Ballotpediaballotpedia.org
  10. 10Four candidates are running in the general election for the U.S. Senate in Nebraska, including two who previously ran in 2024 - Ballotpedia Newsnews.ballotpedia.org
  11. 11Ricketts outraises Osborn in latest report for Nebraska US Senate racenebraskaexaminer.com

10. What Could Change the Odds

Key Catalysts

The 2026 U.S. Senate general election in Nebraska is scheduled for November 3, 2026, with Republican incumbent Pete Ricketts, independent Dan Osborn, and Legal Marijuana Now Party candidate Mike Marvin running [1][2]. Prediction markets, as of early September 2026, consistently show Ricketts as the clear favorite, with implied victory probabilities ranging from 70% to 78% [3][4][5][6]. However, recent polling in August 2026 from Impact Research reported a tighter race, with both Osborn and Ricketts tied at 47% [7][8]. This discrepancy between market odds and specific poll results could drive shifts in probability assessments [5].
Upcoming financial reporting deadlines are also key. The second general campaign finance reporting period is from September 30 to October 19, 2026 [9]. This is followed by a late reporting period for large transactions ($1,000+), which starts on October 20, 2026 [9]. Prior financial data through June 30, 2026, showed Dan Osborn raised $20,881,278 and spent $18,459,791, while Pete Ricketts raised $17,109,735 and spent $10,198,447 [7]. New disclosures could alter market perceptions of candidate viability.

Key Dates & Catalysts

  • Expiration: November 03, 2027
  • Closes: November 03, 2027
Sources (9)
  1. 1United States Senate election in Nebraska, 2026 - Ballotpediaballotpedia.org
  2. 22026 United States Senate election in Nebraska - Wikipediaen.wikipedia.org
  3. 3Nebraska Senate Election Winner - Polymarketpolymarket.com
  4. 4Nebraska Senate winner? Odds & Predictions 2026 - Kalshikalshi.com
  5. 5Nebraska Senate Odds 2026: Ricketts Vs. Osborn (Kalshi) | OddsShopperoddsshopper.com
  6. 6Will Republicans Win the Nebraska Senate Race in 2026? Winner Odds | Lines.comlines.com
  7. 72026 Nebraska US Senate Forecast | DDHQvotes.decisiondeskhq.com
  8. 8Four candidates are running in the general election for the U.S. Senate in Nebraska, including two who previously ran in 2024 - Ballotpedia Newsnews.ballotpedia.org
  9. 9Important Election Dates | Nebraska Accountability and Disclosure...nadc.nebraska.gov