Short Answer

Peggy Flanagan is likely to win the 2026 Minnesota Senate race, with the market pricing this outcome at 90.1%.

1. Market Behavior & Drivers

A recent poll showing a deadlocked Minnesota Senate race drove this contract to its recent high. News reports around September 8-9 detailed a narrow gap between Republican nominee Michele Tafoya and Democratic nominee Peggy Flanagan. The market, which prices the probability of a Republican victory, moved from 9.2% on September 3 to 11.0% by September 9, directly following the release of this polling data.
The move represents a new high for the contract, which has otherwise traded sideways in a narrow 7.0% to 11.0% band since its inception. The upward repricing reflects a shift in perceived odds based on the poll, which challenged the view of the seat as safely Democratic. According to the data provided, the price moved to 11.0% on zero volume, suggesting the market adjusted to new information but has not yet registered significant conviction at this higher level.
  • Since last update (~28d): Our model increased Michele Tafoya's win probability by +2.4pp, with the edge widening.
  • The model's positive edge against the market widened by +0.9pp; confidence increased by +2.0pp.
  • Peggy Flanagan's probability decreased by -2.4pp in our model, also showing a widened edge.
  • Peggy Flanagan is favored by forecast models and prediction markets (90-94% probability).
  • Recent September 2026 polls indicate a tightening race within error margins.
  • Michele Tafoya entered the general election period with more cash on hand.

Who Wins and Why

Outcome Market Model Why
Michele Tafoya 11.0% 11.8% Recent polls show a tightening race, and Tafoya entered the general election period with more cash on hand.
Peggy Flanagan 90.1% 88.2% Forecast models consistently favor Peggy Flanagan, though recent polls as of September 2026 show a tightening race.

Current Context

Minnesota's 2026 U.S. Senate election is underway, awaiting the general election. The seat, currently held by retiring Senator Tina Smith, features Democratic nominee Peggy Flanagan and Republican nominee Michele Tafoya as the primary candidates [1][2][3]. Following the August 11, 2026 primaries, the general election ballot also includes Libertarian Rebecca Whiting and unaffiliated Marisa Simonetti [4][5][6]. The general election is set for November 3, 2026, with early voting beginning September 18, 2026 [7]. As of September 9, 2026, an official winner has not been determined [4][8].
Flanagan leads polls and forecasts, though the race remains competitive. A recent poll as of September 9, 2026, showed Peggy Flanagan with 44% support against Michele Tafoya's 42%, a difference within the margin of error [1][2][3]. Despite this tight polling data, prediction markets and forecasting models maintain their favor for Flanagan to win the general election [9][10][11]. Decision Desk HQ's forecast on September 8, 2026, projected Flanagan with a 90% win probability compared to Tafoya's 10% [12][13].
Sources (13)
  1. 1New poll shows Michele Tafoya and Peggy Flanagan deadlocked in Minnesota Senate race - Newsweeknewsweek.com
  2. 2New Minnesota Senate Poll Puts Michele Tafoya Two Points Behind Peggy Flanagan | WLT Reportwltreport.com
  3. 3Are Democrats About to Lose A 'Shoo-In' Senate Seat? Latest Poll Says...Maybe - USA Journalusajournal.news
  4. 4Peggy Flanagan (D) defeated Angie Craig (D) and four other candidates in the Democratic primary for U.S. Senate in Minnesota on August 11, 2026 - Ballotpedia Newsnews.ballotpedia.org
  5. 5Marisa Simonetti - Ballotpediaballotpedia.org
  6. 6Minnesota elections, 2026 - Ballotpediaballotpedia.org
  7. 72026 VOTER PARTICIPATION TOOLKITsos.mn.gov
  8. 82026 Minnesota US Senate Live Election Results | DDHQvotes.decisiondeskhq.com
  9. 9Why Peggy Flanagan Will Win the Minnesota Senate Race | OddsShopperoddsshopper.com
  10. 10Minnesota Senate Odds 2026: AI Model Verdict | OddsShopperoddsshopper.com
  11. 112026 Minnesota Senate Forecast | Election Odds & Latest Pollspollsmax.com
  12. 122026 Minnesota US Senate Forecastvotes.decisiondeskhq.com
  13. 132026 Minnesota US Senate Marketsvotes.decisiondeskhq.com

2. Price Chart

Historical Price (Probability)

Outcome probability
Date

3. Market Data

Contract Snapshot

This market resolves based on which political party wins the Minnesota Senate race. A 'Yes' contract for a specific candidate resolves positively if their associated party wins the election, while a 'No' contract resolves positively if their party does not win. The market begins on November 3, 8:00 AM EST, and the maximum payout date for contracts is November 3, 2027.

Available Contracts

Market options and current pricing

Outcome bucket Yes (price) No (price) Last trade probability
Peggy Flanagan $0.90 $0.10 90%
Michele Tafoya $0.11 $0.90 11%

Market Discussion

The 2026 U.S. Senate election in Minnesota, scheduled for November 3, 2026, features Democratic (DFL) Lieutenant Governor Peggy Flanagan and Republican former journalist Michele Tafoya as major party nominees [1]. As of September 9, 2026, prediction markets and election forecasts consistently favor Peggy Flanagan, assigning her a probability of winning ranging from approximately 90% to 94% [2]. Decision Desk HQ, for instance, rates the race as Likely Democratic, projecting Flanagan with a 90% probability of victory [2].

Sources (2)
  1. 12026 United States Senate election in Minnesota - Wikipediaen.wikipedia.org
  2. 22026 Minnesota US Senate Forecastvotes.decisiondeskhq.com

4. Trust Index

Octagon Trust Index Kalshi 80 Good
How it adds up
Integrity80% of score85Strong
Trade quality20% of score59Caution

Includes the cost to trade: a $10,000 order loses about 41% of the price to slippage.

Trust score80Good

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
85Strong

Outcome is hard to influence

No suspicious activity on any screen

Screened clean
Large tradesNo single trade dominates the tape. Clear
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
74Tradeable

Fills fine at modest size

2 contracts · worst first

Michele Tafoya54
Thin · low confidence

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

Peggy Flanagan83
Deep · low confidence

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

Move quality
70Stable

No significant moves

2 contracts · worst first

Peggy Flanagan—
No significant move (24h)

Price was stable over the last 24 hours.

Michele Tafoya—
No significant move (6h)

Price was stable over the last 6 hours.

Rule clarity
100Clear

Counts toward Resolution quality, not here

2 contracts · worst first

Peggy Flanagan100
Clear · high confidence

All checks pass

objective outcome · Clearofficial source · Cleartime boundary · Clear
Michele Tafoya100
Clear · high confidence

All checks pass

objective outcome · Clearofficial source · Cleartime boundary · Clear
Trade quality
59Caution

Tradable, but expect execution cost beyond small sizes.

Outcome quality 76 (notional-weighted across 2 scored legs)

$100 order: 0.6c slippage (~6% of a 10.4c contract)

$1,000 order: 1.5c slippage (~14% of a 10.4c contract)

$10,000 order: 4.3c slippage (~41% of a 10.4c contract)

Peggy Flanagan83Market scoreLiquidity83Move quality–Rule clarity100
Why 83
Liquidity
83 · Deep · low confidence

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

Move quality
No significant move (24h)

Price was stable over the last 24 hours.

Rule clarity
100 · Clear · high confidence

All checks pass

objective outcome · Clearofficial source · Cleartime boundary · Clear
Michele Tafoya54Market scoreLiquidity54Move quality–Rule clarity100
Why 54
Liquidity
54 · 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 Sep 26, 2026

5. What polling data and forecast model assumptions support the consensus that Peggy Flanagan is the favorite despite tightening polls?

Kalshi Win Probability92% [1][2]
Decision Desk HQ Win Probability90% (as of early September 2026) [3]
Flanagan Fundraising$6.5 million (as of July 22, 2026) [3]
Prediction markets and forecast models largely favor Peggy Flanagan despite tightening polls. These platforms consistently identify Flanagan as the frontrunner in the Minnesota U.S. Senate race. As of early September 2026, Kalshi indicates an implied win probability of approximately 92% for the Democrat, while Decision Desk HQ forecasts a 90% win probability [1][2][3]. This contrasts with recent polling data, which suggests a closer contest; for instance, a late August/early September poll showed Flanagan leading her Republican opponent Michele Tafoya by a narrow two points (40% to 38%) [3][4][5]. Some commentators believe the race is tighter than market prices suggest, citing the absence of double-digit leads and the open-seat nature of the contest [5][6].
Forecast models prioritize structural fundamentals over individual poll results in their analysis. These models continue to favor Flanagan by heavily weighing historical and structural factors more than individual surveys [5][7][3]. Key components include Minnesota's consistent history of electing Democratic senators with strong margins, the Democratic-Farmer-Labor (DFL) party's robust organizational capabilities, and significant fundraising advantages for the broader Democratic apparatus [5][7]. For example, by July 22, 2026, Peggy Flanagan had raised approximately $6.5 million, surpassing Michele Tafoya's $5.3 million [3].
Sources (7)
  1. 12026 Minnesota Senate Forecast | Election Odds & Latest Pollspollsmax.com
  2. 2Minnesota Senate winner? Odds & Predictions 2026 - Kalshikalshi.com
  3. 32026 Minnesota US Senate Forecast | DDHQvotes.decisiondeskhq.com
  4. 42026 Polls: Minnesota Senate - 270toWin.com270towin.com
  5. 5Why Peggy Flanagan Will Win the Minnesota Senate Race | OddsShopperoddsshopper.com
  6. 6Why Michele Tafoya Will Win The Minnesota Senate Race | OddsShopperoddsshopper.com
  7. 7Minnesota Senate Odds 2026: AI Model Verdict | OddsShopperoddsshopper.com

6. How do Peggy Flanagan's and Michele Tafoya's fundraising totals and spending strategies compare in the critical post-primary period?

Peggy Flanagan Campaign Raised$6.52 million (as of July 22, 2026 [1])
Michele Tafoya Campaign Raised$5.29 million (as of July 22, 2026 [2])
Michele Tafoya Cash on Hand$2.1 million (entering general election period [3])
Flanagan's campaign outpaced Tafoya in total fundraising and expenditures by late July. As of July 22, 2026, Peggy Flanagan's Senate campaign had raised approximately $6.52 million and spent $5.46 million [1]. In comparison, Michele Tafoya's campaign had accumulated about $5.29 million and disbursed $3.96 million by the same date [2][4].
Tafoya began the general election with more cash on hand than Flanagan. Following her primary, Peggy Flanagan's campaign reported approximately $1.6 million in cash on hand in late July, a figure attributed to substantial spending during her primary race to defeat Angie Craig [5]. Conversely, Michele Tafoya entered the general election period with a larger sum of approximately $2.1 million in cash on hand [3].
Flanagan and Tafoya employ distinct strategies for their Senate campaigns. Peggy Flanagan's campaign strategy emphasizes grassroots organizing and aims to position Tafoya as a strong supporter of Donald Trump [6][7]. Michele Tafoya's strategy, conversely, leverages her national name recognition, support from Republican networks, and frequent appearances in national media outlets [6][7].
Sources (7)
  1. 1FLANAGAN, MARGARET - Candidate overview | FECfec.gov
  2. 2TAFOYA, MICHELE - Candidate overview - FECfec.gov
  3. 3Why Peggy Flanagan Will Win the Minnesota Senate Race | OddsShopperoddsshopper.com
  4. 42026 Minnesota US Senate Forecastvotes.decisiondeskhq.com
  5. 5Why Michele Tafoya Will Win The Minnesota Senate Race | OddsShopperoddsshopper.com
  6. 6Peggy Flanagan wins Democratic Senate primary in Minnesota in...minnesotareformer.com
  7. 7In Senate race, Flanagan and Tafoya bring vastly different politics...mprnews.org

7. What are the key scheduled campaign events for Peggy Flanagan and Michele Tafoya before November 3, 2026, and which are most likely to shift polling?

Event Schedule StatusNo specific upcoming campaign debates or events retrieved for Sep 9, 2026 - Nov 3, 2026 [1][2]
Candidate FavoredPeggy Flanagan [1][2]
Polling Lead (as of Sep 9, 2026)Approximately 13 percentage points [1][2]
No specific campaign event schedules have been identified for candidates. As of September 9, 2026, sources do not yet list specific campaign debate or event schedules for Peggy Flanagan and Michele Tafoya between that date and November 3, 2026 [1][2]. Consequently, no scheduled campaign events are presently available that would likely shift polling based on current information. Typically, significant shifts in polling are attributed to the release of credible independent polling or unexpected major campaign developments occurring after the primary phase [3].
Peggy Flanagan currently maintains a significant lead in the Minnesota Senate race. As of September 9, 2026, Peggy Flanagan is currently favored to win the Minnesota Senate seat, holding a projected lead of approximately 13 percentage points according to available data [1][2].
Sources (3)
  1. 12026 Minnesota US Senate Forecast | DDHQvotes.decisiondeskhq.com
  2. 22026 Minnesota US Senate Forecast | DDHQnewsnation-votes.decisiondeskhq.com
  3. 3Why Peggy Flanagan Will Win the Minnesota Senate Race | OddsShopperoddsshopper.com

8. What do historical voter turnout patterns in Minnesota's key swing counties from the 2022 and 2024 elections indicate for the November 2026 contest?

2024 Minnesota Voter Turnout76.4% [1]
2022 Minnesota Voter Turnout60.4% [1]
DFL Win Probability (Prediction Markets)86-95% [2][3][4][5]
Minnesota experiences high voter turnout, especially in presidential election years. Statewide voter turnout demonstrates significant fluctuations, with 76.4% of eligible voters participating in the 2024 presidential election, a notable increase from the 60.4% observed in the 2022 midterm election [1]. While turnout typically declines in midterm years compared to presidential years, Minnesota consistently maintains high voter engagement and historically leads the nation in presidential election turnout [6][7][8]. Key 'pivot' or swing counties, such as Beltrami, Blue Earth, and Rice, historically exhibit turnout rates and shifts in voting margins that significantly influence overall statewide election outcomes [9]. Recent data also indicates Minnesota is becoming more politically competitive, with narrower margins at the top of the ticket in 2024 [10].
Current forecasts strongly favor a Democratic victory in the 2026 U.S. Senate election. The candidates for the November 2026 contest are Peggy Flanagan (Democratic-Farmer-Labor) and Michele Tafoya (Republican) [2][5][11]. Prediction markets estimate the probability of a Democratic (DFL) win to range from approximately 86% to 92-95% [2][3][4][5]. Decision Desk HQ further reinforces this outlook, assigning Democratic candidate Peggy Flanagan a 90% probability of winning the election, while Republican Michele Tafoya is given a 10% chance [1][12][13].
Sources (13)
  1. 1Voter turnout in Minnesota - Ballotpediaballotpedia.org
  2. 2Minnesota Senate winner? Odds & Predictions 2026 - Kalshikalshi.com
  3. 32026 Minnesota Senate Election: Polls & Odds | Prediction Edgepredictionedge.com
  4. 4Minnesota Senate Odds 2026: AI Model Verdict | OddsShopperoddsshopper.com
  5. 5Why Peggy Flanagan Will Win the Minnesota Senate Race | OddsShopperoddsshopper.com
  6. 6What nine recent voter trends can tell us about Minnesota's 2024...mncompass.org
  7. 7MN Voter Data: Registration by Party, Turnout & Primary Rulesindependentvoterproject.org
  8. 8Election results, 2024: Analysis of voter turnout in the... - Ballotpediaballotpedia.org
  9. 9Pivot Counties in Minnesota - Ballotpediaballotpedia.org
  10. 10What the nation told us in 2024, state by state - Brookings Institutionbrookings.edu
  11. 112026 United States Senate election in Minnesota - Wikipediaen.wikipedia.org
  12. 122026 Minnesota US Senate Marketsvotes.decisiondeskhq.com
  13. 132026 Minnesota US Senate Forecastvotes.decisiondeskhq.com

9. What are the key policy differences between Michele Tafoya and Peggy Flanagan on the economy and healthcare, and how do these align with the top concerns of Minnesota voters in 2026?

Flanagan's Healthcare PolicyExpanding healthcare access through government programs, strengthening Medicaid/Medicare, lowering prescription drug costs (Medicare for All) [1][2][3][4][5]
Tafoya's Economic PolicyAccountability, critiques of government spending, supports Trump-aligned economic policies including tariffs [1]
Top Minnesota Voter Concerns 2026Rising costs, economic affordability, government fraud [6][7][8]
Michele Tafoya and Peggy Flanagan hold distinct economic and healthcare policy stances. Peggy Flanagan (DFL) advocates for expanding healthcare access through government-supported programs, strengthening Medicaid and Medicare, and promoting pro-labor economic policies, including paid leave [1][2]. In contrast, Michele Tafoya (R) emphasizes accountability, criticizes government spending, and supports Trump-aligned economic policies such as tariffs [1]. These differing approaches align with key Minnesota voter concerns for 2026, which prominently feature rising costs, economic affordability, and government fraud [6][7][8].
Peggy Flanagan advocates expanding healthcare and implementing pro-labor economic initiatives. Her platform focuses on healthcare as a right, supporting "Medicare for All," expanding Medicaid, and working to lower prescription drug costs by challenging "Big Pharma" [3][4][5]. Flanagan's pro-labor economic policies and efforts to reduce prescription drug costs are specifically designed to resonate with voters concerned about rising costs and economic affordability in 2026 [1][2][6][7][8].
Michele Tafoya prioritizes fiscal accountability, but detailed policy information is limited. Her emphasis on accountability and criticism of government spending may appeal to voters concerned about government fraud and rising costs [1][6][7][8]. However, standard election databases do not explicitly document detailed policy platforms for her campaign on the economy and healthcare [9]. The research also does not specify how either candidate's outlined economic and healthcare policies directly address other top Minnesota voter concerns, such as immigration or the security and integrity of elections [6][7][8].
Sources (9)
  1. 1In Senate race, Flanagan and Tafoya bring vastly different politics...mprnews.org
  2. 2Priorities - Peggy Flanagan for Minnesotapeggyflanagan.com
  3. 3Peggy Flanagan - Ballotpediaballotpedia.org
  4. 4Six Democrats compete for Tina Smith's Minnesota Senate seat; Craig and Flanagan lead in endorsements and fundraising - Ballotpedia Newsnews.ballotpedia.org
  5. 5Peggy Flanagan (D) defeated Angie Craig (D) and four other candidates in the Democratic primary for U.S. Senate in Minnesota on August 11, 2026 - Ballotpedia Newsnews.ballotpedia.org
  6. 6What Minnesota 2026 primary voters are saying at the pollsminnesotareformer.com
  7. 7Minnesota primaries could mark change of path for Democrats and...theguardian.com
  8. 8Minnesota voters reshaped the 2026 election. What happens now?youtube.com
  9. 9Michele Tafoya - Ballotpediaballotpedia.org

10. What Could Change the Odds

Key Catalysts

Catalysts influencing Senate prediction markets include unexpected polling in competitive races, candidate entries or withdrawals, major national political events affecting the generic ballot, and shifts in presidential approval ratings [1][2][3].
In the 2026 Minnesota U.S. Senate race, recent polling as of September 2026 shows a two-percentage-point gap between Democratic nominee Peggy Flanagan and Republican nominee Michele Tafoya, with a notable bloc of undecided voters [4][5]. While prediction markets as of September 2026 consistently favor the Democratic candidate, with implied win probabilities often in the 90-94% range [6][7][8], and Decision Desk HQ forecasts a 90% probability for Flanagan as of September 9, 2026 [9][10], shifts in any of the identified catalysts could alter these probabilities ahead of the November 3, 2026 general election [1][2][3].

Key Dates & Catalysts

  • Expiration: November 03, 2027
  • Closes: November 03, 2027
Sources (10)
  1. 1Senate 2026 Odds: Live Prediction Market Tracker for Chamber Control – Bellwetherbellwether.market
  2. 2Polymarket 2026 Senate odds: are Democrats at 42¢ value? - The Fair Stakethefairstake.com
  3. 3Which party will win the Senate in 2026? — Odds | W.E.T.worldeventtrading.com
  4. 4New Minnesota Senate Poll Puts Michele Tafoya Two Points Behind Peggy Flanagan | WLT Reportwltreport.com
  5. 5Are Democrats About to Lose A 'Shoo-In' Senate Seat? Latest Poll Says...Maybe - USA Journalusajournal.news
  6. 6Minnesota Senate winner? Odds & Predictions 2026 - Kalshikalshi.com
  7. 7Minnesota Senate Election Winner Predictions & Odds 2026 | Polymarketpolymarket.com
  8. 8Will a Democrat Win the Minnesota Senate Race in 2026?lines.com
  9. 92026 Minnesota US Senate Forecastvotes.decisiondeskhq.com
  10. 102026 Minnesota US Senate Marketsvotes.decisiondeskhq.com