# Montana's 1st District margin of victory

Montana's 1st District

Updated: May 8, 2026

Category: Elections

HTML: /markets/elections/montana-s-1st-district-margin-of-victory/

## Short Answer

**Key takeaway.** Both the **model** and the **market** expect Republicans, 3+ pts to be the most likely outcome, with no compelling evidence of mispricing.

## Key Claims (January 2026)

**- - Ryan Zinke secured a +7.7 point victory margin previously.** - National trends and an open seat suggest tighter Republican margins.
- Aaron Flint facing Ryan Busse could shrink the Republican margin.
- A Democratic victory appears favored by current political trends.
- The Republican primary is scheduled for June 2, 2026.

### Why This Matters (GEO)

- AI agents extract claims, not arguments.
- Improves citation probability in summaries and answer cards.
- Enables fact stitching across multiple sources.

## Executive Verdict

**Key takeaway.** At 48c, **market** prices higher than the **38%** **model** estimate, suggesting national trends may not tighten margins as much.

### Who Wins and Why

| Outcome | Market | Model | Why |
| --- | --- | --- | --- |
| Republicans, 3+ pts | 48.0% | 38.0% | Polymarket odds and national trends favor Democrats, suggesting tighter margins for Republicans in this open seat. |
| Republicans, 15+ pts | 10.0% | 7.8% | Polymarket odds and national trends favor Democrats, suggesting tighter margins for Republicans in this open seat. |
| Republicans, 9+ pts | 29.0% | 22.3% | Polymarket odds and national trends favor Democrats, suggesting tighter margins for Republicans in this open seat. |

## Model vs Market

| Outcome | Market Probability | Octagon Model Probability |
| --- | --- | --- |
| Republicans, 3+ pts | 48.0% | 38.0% |
| Republicans, 15+ pts | 10.0% | 7.8% |
| Republicans, 9+ pts | 29.0% | 22.3% |
| Republicans, 6+ pts | 0.0% | 22.3% |
| Republicans, 12+ pts | 0.0% | 7.8% |

- Expiration: November 3, 2027

## Market Behavior & Price Dynamics

This market's price action is defined by an exceptionally sharp upward trend immediately after its launch. The price began at a near-zero probability of 1.0% before experiencing a massive surge to a peak of 51.0%. Since hitting this high, the price has seen a minor pullback, settling at its current level of 48.0%. This dramatic initial movement from 1.0% to 51.0% represents the most significant event on the chart, indicating a rapid and decisive re-evaluation of the market's initial odds.

The sudden price spike is likely a direct reaction to traders pricing in the established political landscape of the district. The provided context notes that in the 2024 election, Republican Ryan Zinke is reported to have won this district by a margin of approximately 7.7 percentage points. The market appears to have opened with very low odds for the "YES" outcome before traders quickly adjusted the price to reflect this recent history of a strong Republican victory. The total volume of over 1,000 contracts suggests moderate engagement with the market. However, the sample data indicates the initial price jump occurred on little to no volume, which can suggest a rapid price discovery phase or an initial correction by market makers.

From a technical perspective, the price of 51.0% has established itself as a clear level of resistance, which the market has not been able to surpass since its initial peak. The current price of 48.0% suggests a period of consolidation just below this resistance. Overall, the chart indicates a significant shift in market sentiment from extremely bearish at the open to a neutral or slightly bullish stance. Traders are currently assessing the "YES" outcome as a highly plausible event, with odds hovering just under 50%, reflecting a belief that the conditions that led to the 2024 result could be repeated.

## Contract Snapshot

The market resolves to "Yes" if the Republican Party wins the 2026 U.S. House of Representatives election in Montana's 1st District by a margin of 3 percentage points or more. The margin is calculated as the Republican vote percentage minus that of the trailing candidate, with no rounding applied. Otherwise, the market resolves to "No." The outcome is verified by the official election authority and will close upon the publication of certified election results, or by November 3, 2027, at the latest.

## Market Discussion

A dedicated prediction market focuses on Montana's 1st District margin of victory [[^]](https://kalshi.com/markets/kxmidtermmov/kxmidtermmov-mt01d). Other markets show conflicting predictions for the MT-01 winner; a December 2025 snapshot indicated the Democratic Party leading at 65%, while an earlier snapshot showed the Republican Party leading at 57% [[^]](https://worldcoin.polymarket.com/event/mt-01-house-election-winner). Broader public discussion mentions district competitiveness due to redistricting and a Reddit post stating Representative Ryan Zinke will not seek reelection in the MT-1st [[^]](https://threadreaderapp.com/thread/1403128256535089152.html).

## Market Data

| Contract | Yes Bid | Yes Ask | Last Price | Volume | Open Interest |
| --- | --- | --- | --- | --- | --- |
| Republicans, 12+ pts | 23% | 24% | 0% | $0 | $0 |
| Republicans, 15+ pts | 10% | 11% | 10% | $428 | $128 |
| Republicans, 3+ pts | 48% | 49% | 48% | $1,041 | $221 |
| Republicans, 6+ pts | 39% | 40% | 0% | $0 | $0 |
| Republicans, 9+ pts | 29% | 30% | 29% | $421 | $121 |

## What do historical results, particularly Ryan Zinke's 2024 performance, indicate as a baseline victory margin for a Republican in Montana's 1st District?

Ryan Zinke 2024 Victory Margin | +7.7 points (52.3%-44.6%) [[^]](https://www.augustachronicle.com/elections/results/2024-11-05/race/28447/montana)[[^]](https://ballotpedia.org/Montana%27s_1st_Congressional_District_election,_2024)[[^]](https://en.wikipedia.org/wiki/Montana%27s_1st_congressional_district) |
Average Republican Margin (2022-2024) | +5.4 points [[^]](https://ballotpedia.org/Montana%27s_1st_Congressional_District_election,_2024)[[^]](https://en.wikipedia.org/wiki/Montana%27s_1st_congressional_district) |
2024 Cook PVI | R+5 [[^]](https://en.m.wikipedia.org/wiki/Montana%27s_1st_congressional_district)[[^]](https://ballotpedia.org/Montana's_1st_Congressional_District_election,_2024) |

**Ryan Zinke's recent victories establish a baseline for Republican success**

Ryan Zinke's recent victories establish a baseline for Republican success. In Montana's 1st District, Ryan Zinke secured a victory margin of +7.7 points (**52.3%**-**44.6%**) in 2024 [[^]](https://www.augustachronicle.com/elections/results/2024-11-05/race/28447/montana)[[^]](https://ballotpedia.org/Montana%27s_1st_Congressional_District_election,_2024)[[^]](https://en.wikipedia.org/wiki/Montana%27s_1st_congressional_district). This performance surpassed his 2022 win, where his margin was +3.1 points (**49.6%**-**46.5%**) [[^]](https://ballotpedia.org/Montana%27s_1st_Congressional_District_election,_2024)[[^]](https://ballotpedia.org/Montana%27s_1st_Congressional_District)[[^]](https://en.wikipedia.org/wiki/Montana%27s_1st_congressional_district). Historically, the average Republican margin across these two district elections is +5.4 points [[^]](https://ballotpedia.org/Montana%27s_1st_Congressional_District_election,_2024)[[^]](https://en.wikipedia.org/wiki/Montana%27s_1st_congressional_district).

District's partisan lean consistently favors Republicans, per key metrics. The district's Republican advantage is further evidenced by its 2024 Cook PVI rating of R+5, a minor adjustment from its previous R+6 rating [[^]](https://en.m.wikipedia.org/wiki/Montana%27s_1st_congressional_district)[[^]](https://ballotpedia.org/Montana's_1st_Congressional_District_election,_2024). Additionally, the 2024 presidential election results within MT-01 showed a strong Republican preference, with Trump winning by an R+11.6 point margin [[^]](https://akashicedge.com/districts/mt-01).

## Which potential post-primary matchups between leading Republican (e.g., Aaron Flint) and Democratic candidates are most likely to expand or shrink the final Republican margin of victory in November 2026?

Zinke vs Busse poll | Zinke +6 (47-41) [[^]](https://dailymontanan.com/briefs/poll-shows-zinke-up-on-busse-forstag/) |
Zinke vs Forstag poll | Zinke +10 (48-38) [[^]](https://dailymontanan.com/briefs/poll-shows-zinke-up-on-busse-forstag/) |
MT-01 Cook's Crystal Ball Rating | Likely R [[^]](https://www.cookpolitical.com/house/race/483446) |

**Aaron Flint facing Ryan Busse could shrink the Republican victory margin**

Aaron Flint facing Ryan Busse could shrink the Republican victory margin. A post-primary matchup between Republican Aaron Flint and Democratic candidate Ryan Busse is the most likely scenario to reduce the final Republican margin of victory in November 2026. Evidence suggests Busse's comparatively stronger general-election performance for Democrats, as one poll showed incumbent GOP Representative Ryan Zinke leading Busse by a narrower 47–41 margin. This indicates that a Democratic nominee with higher name recognition, like Busse, is more likely to maximize Democratic vote share and narrow the Republican lead [[^]](https://www.cookpolitical.com/house/race/483446)[[^]](https://dailymontanan.com/briefs/poll-shows-zinke-up-on-busse-forstag/)[[^]](https://ballotpedia.org/Montana%27s_1st_Congressional_District_election,_2026_(June_2_Democratic_primary)).

Other Democratic matchups are more likely to expand the Republican margin. Conversely, a matchup between Aaron Flint and other Democratic candidates from the primary pool is more likely to expand the Republican margin of victory. Aaron Flint has secured major GOP endorsements and is widely regarded as a strong, ballot-ready successor, which is expected to increase Republican vote consolidation [[^]](https://montanafreepress.org/2026/04/13/in-montanas-western-district-aaron-flint-is-the-talked-up-candidate-for-congress/)[[^]](https://en.wikipedia.org/wiki/Aaron_Flint). The baseline expectation for Montana's 1st District remains a Republican win, with Cook’s Crystal Ball rating the race “Likely R” [[^]](https://www.cookpolitical.com/house/race/483446). Matchups that feature a less-known Democratic nominee, such as Samuel Forstag (over whom Zinke led 48–38 in a poll), are more likely to reduce Democratic competitiveness and consequently expand the Republican margin [[^]](https://www.cookpolitical.com/house/race/483446)[[^]](https://dailymontanan.com/briefs/poll-shows-zinke-up-on-busse-forstag/)[[^]](https://ballotpedia.org/Montana%27s_1st_Congressional_District_election,_2026_(June_2_Democratic_primary)).

## How do the 2026 fundraising numbers and cash-on-hand for the front-running Republican and Democratic candidates compare as of the latest FEC filing deadline?

FEC Filing Period | January 1 through March 31, 2026 (covered by April 15 deadline) [[^]](https://www.fec.gov/help-candidates-and-committees/dates-and-deadlines/2026-reporting-dates/2026-quarterly-filers/) |
Ryan Busse (MT-01 Dem) | Specific cash-on-hand figures not available for latest filing [[^]](https://dailymontanan.com/2026/04/17/montana-federal-races-see-more-than-4-million-in-fundraising-led-by-independent-bodnar-for-senate/)[[^]](https://www.quiverquant.com/election-fundraising/house/MT/1)[[^]](https://www.fec.gov/data/committee/C00902395/?cycle=2026) |
Aaron Flint (MT-01 Rep) | Specific cash-on-hand figures not available for latest filing [[^]](https://dailymontanan.com/2026/04/17/montana-federal-races-see-more-than-4-million-in-fundraising-led-by-independent-bodnar-for-senate/)[[^]](https://www.quiverquant.com/election-fundraising/house/MT/1) |

**Specific Montana 1st District candidate cash-on-hand figures remain unavailable**

Specific Montana 1st District candidate cash-on-hand figures remain unavailable. The latest FEC filing deadline for the January 1 through March 31, 2026 period was April 15, 2026 [[^]](https://www.fec.gov/help-candidates-and-committees/dates-and-deadlines/2026-reporting-dates/2026-quarterly-filers/)[[^]](https://www.akingump.com/en/insights/alerts/compliance-reminder-fec-reporting-deadlines-in-2026-for-quarterly-pac-filers). However, specific cash-on-hand figures for the front-running Republican and Democratic candidates in Montana’s 1st District were not retrieved from the provided sources [[^]](https://www.fec.gov/help-candidates-and-committees/dates-and-deadlines/2026-reporting-dates/2026-quarterly-filers/)[[^]](https://www.akingump.com/en/insights/alerts/compliance-reminder-fec-reporting-deadlines-in-2026-for-quarterly-pac-filers)[[^]](https://www.the-downballot.com/p/the-downballots-1q-2026-senate-and)[[^]](https://dailymontanan.com/2026/04/17/montana-federal-races-see-more-than-4-million-in-fundraising-led-by-independent-bodnar-for-senate/)[[^]](https://www.quiverquant.com/election-fundraising/house/MT/1)[[^]](https://www.fec.gov/data/committee/C00902395/?cycle=2026). Although Ryan Busse is noted for leading Democratic fundraising and Aaron Flint for having the most cash on hand among Republicans in the district, their precise cash-on-hand numbers for this filing period were not found on the surfaced FEC pages [[^]](https://dailymontanan.com/2026/04/17/montana-federal-races-see-more-than-4-million-in-fundraising-led-by-independent-bodnar-for-senate/)[[^]](https://www.quiverquant.com/election-fundraising/house/MT/1)[[^]](https://www.fec.gov/data/committee/C00902395/?cycle=2026).

Republicans nationally maintain a significant cash-on-hand advantage. As of late April 2026, national reports reveal that Republicans generally possess a much larger cash position compared to Democrats across key party committees and their allied groups [[^]](https://www.npr.org/2026/04/23/nx-s1-5795841/democrats-senate-fundraising-republican-maga-cash-on-hand-campaign-finance)[[^]](https://www.wvasfm.org/politics/2026-04-23/democrats-dominate-midterm-fundraising-but-republicans-have-a-huge-cash-advantage). This trend persists even in instances where Democrats may surpass Republicans in fundraising within specific races or candidate groups [[^]](https://www.npr.org/2026/04/23/nx-s1-5795841/democrats-senate-fundraising-republican-maga-cash-on-hand-campaign-finance)[[^]](https://www.wvasfm.org/politics/2026-04-23/democrats-dominate-midterm-fundraising-but-republicans-have-a-huge-cash-advantage).

## What is the schedule for pre-election polling releases and FEC financial disclosure reports for the MT-01 2026 election cycle?

First Quarterly Report Due | April 15, 2026 (for Jan 1 - Mar 31, 2026) [[^]](https://www.akingump.com/en/insights/alerts/compliance-reminder-fec-reporting-deadlines-in-2026-for-quarterly-pac-filers)[[^]](https://www.fec.gov/updates/april-reporting-reminder-2026/) |
Pre-Election Report Timing | 12 days before primary and general elections [[^]](https://www.akingump.com/en/insights/alerts/compliance-reminder-fec-reporting-deadlines-in-2026-for-quarterly-pac-filers)[[^]](https://www.fec.gov/updates/reports-due-in-2026/)[[^]](https://www.fec.gov/help-candidates-and-committees/dates-and-deadlines/2026-reporting-dates/2026-quarterly-filers/) |
Year-End Report Due | January 31, 2027 (for Nov 24 - Dec 31, 2026) [[^]](https://www.akingump.com/en/insights/alerts/compliance-reminder-fec-reporting-deadlines-in-2026-for-quarterly-pac-filers) |

**The specific schedule for pre-election polling for the MT-01 2026 election cycle is not currently available**

The specific schedule for pre-election polling for the MT-01 2026 election cycle is not currently available. However, the frequency and accuracy of polling typically increase as the election date approaches and voters finalize their decisions [[^]](https://ropercenter.cornell.edu/election-polling-overview).

FEC reports begin quarterly with pre-election filings before primaries. The Federal Election Commission financial disclosure schedule for the MT-01 2026 election cycle outlines several key deadlines. Quarterly reports commence with the April Quarterly Report, due April 15, 2026, covering financial activity from January 1 through March 31, 2026 [[^]](https://www.akingump.com/en/insights/alerts/compliance-reminder-fec-reporting-deadlines-in-2026-for-quarterly-pac-filers)[[^]](https://www.fec.gov/updates/april-reporting-reminder-2026/). Subsequent quarterly reports include the July Quarterly Report, due July 15, 2026, and the October Quarterly Report, due October 15, 2026 [[^]](https://www.akingump.com/en/insights/alerts/compliance-reminder-fec-reporting-deadlines-in-2026-for-quarterly-pac-filers)[[^]](https://ispolitical.com/when-are-the-fec-filing-deadlines/). Pre-election reports are also required, with filings due 12 days before the primary election on June 2, 2026, and 12 days before the general election on November 3, 2026, for participating committees [[^]](https://www.akingump.com/en/insights/alerts/compliance-reminder-fec-reporting-deadlines-in-2026-for-quarterly-pac-filers)[[^]](https://www.fec.gov/updates/reports-due-in-2026/)[[^]](https://www.fec.gov/help-candidates-and-committees/dates-and-deadlines/2026-reporting-dates/2026-quarterly-filers/). Electronic submissions must be validated by the FEC by 11:59 p.m. Eastern Time on the filing deadline [[^]](https://www.fec.gov/updates/april-reporting-reminder-2026/)[[^]](https://www.fec.gov/help-candidates-and-committees/dates-and-deadlines/2026-reporting-dates/2026-quarterly-filers/).

Post-election and year-end reports conclude the financial disclosure cycle. Following the general election, a Post-General Report is due on December 3, 2026, detailing activity up to November 23, 2026. The final report for the cycle, the Year-End Report, is due on January 31, 2027, covering financial activity from November 24 through December 31, 2026 [[^]](https://www.akingump.com/en/insights/alerts/compliance-reminder-fec-reporting-deadlines-in-2026-for-quarterly-pac-filers).

## How might national political trends, such as the generic congressional ballot and presidential approval ratings in late 2026, influence the final vote margin in this 'Lean Republican' district?

Generic Ballot (May 2026) | D+5.9 (Nate Silver/Nate Silver Bulletin) [[^]](https://www.natesilver.net/p/generic-ballot-average-2026-nate-silver-bulletin-congress-polls) |
Trump Approval (May 2026) | 34% (Pew) [[^]](https://www.pewresearch.org/politics/2026/05/01/trump-loses-ground-on-several-personal-traits-as-approval-rating-slips/) |
Zinke 2024 Win Margin | 7.7 points [[^]](https://ballotpedia.org/Montana%27s_1st_Congressional_District_election,_2024)[[^]](https://www.washingtonpost.com/elections/results/2024/11/05/montana-house-district-1/) |

**National political trends are projected to tighten Republican margins in Montana's 1st District**

National political trends are projected to tighten Republican margins in Montana's 1st District. Current projections for late 2026, including a pro-Democratic generic ballot and weak presidential approval ratings, are expected to act as a few-point modifier on the district's historical baseline, rather than fully determining the outcome [[^]](https://www.natesilver.net/p/generic-ballot-average-2026-nate-silver-bulletin-congress-polls)[[^]](https://www.pewresearch.org/politics/2026/05/01/trump-loses-ground-on-several-personal-traits-as-approval-rating-slips/)[[^]](https://www.natesilver.net/p/trump-approval-ratings-nate-silver-bulletin)[[^]](https://en.wikipedia.org/wiki/Montana's_1st_congressional_district)[[^]](https://ballotpedia.org/Montana%27s_1st_Congressional_District_election,_2024)[[^]](https://www.washingtonpost.com/elections/results/2024/11/05/montana-house-district-1/). As of May 2026, the generic ballot is reported at D+5.9 by Nate Silver/Silver Bulletin [[^]](https://www.natesilver.net/p/generic-ballot-average-2026-nate-silver-bulletin-congress-polls). Concurrently, presidential job approval is described as weak and declining, with Pew reporting **34%** approval and Silver Bulletin noting net approval around -18.4 [[^]](https://www.pewresearch.org/politics/2026/05/01/trump-loses-ground-on-several-personal-traits-as-approval-rating-slips/)[[^]](https://www.natesilver.net/p/trump-approval-ratings-nate-silver-bulletin).

The district's baseline shows Representative Zinke winning recent elections. Representative Ryan Zinke secured victories in Montana's 1st Congressional District by 3.1 points in 2022 and 7.7 points in 2024, indicating a starting Republican margin [[^]](https://en.wikipedia.org/wiki/Montana's_1st_congressional_district)[[^]](https://ballotpedia.org/Montana%27s_1st_Congressional_District_election,_2024)[[^]](https://www.washingtonpost.com/elections/results/2024/11/05/montana-house-district-1/). However, generic ballot models caution that the conversion from generic ballot readings to final November election results is not linear and varies significantly with the timing of the polls [[^]](https://uspollingdata.com/news/generic-ballot-tracker-2026/). Spring and summer readings are generally considered less predictive than those taken closer to the fall election [[^]](https://uspollingdata.com/news/generic-ballot-tracker-2026/).

Late-2026 generic ballot values will carry more weight. Therefore, national political trends observed closer to late 2026 are anticipated to exert a greater influence on the final vote margin in Montana's 1st District [[^]](https://uspollingdata.com/news/generic-ballot-tracker-2026/). Prediction **market** participants implicitly aggregate these evolving national conditions, alongside localized campaign dynamics, when forecasting the expected distribution of the district's margin [[^]](https://kalshi.com/markets/kxmidtermmov/kxmidtermmov-mt01d).

## What Could Change the Odds

**Upcoming election dates and market resolutions will serve as key catalysts for the Montana's 1st Congressional District (MT-01) election.** The Republican primary is scheduled for June 2, 2026 [[^]](http://www.ballotpedia.org/Montana%27s_1st_Congressional_District_election,_2026_(June_2_Republican_primary))[[^]](https://www.vote411.org/upcoming/49/events)[[^]](https://sosmt.gov/elections/calendars/), with the general election following on November 3, 2026 [[^]](http://www.ballotpedia.org/Montana%27s_1st_Congressional_District_election,_2026_(June_2_Republican_primary))[[^]](https://www.vote411.org/upcoming/49/events)[[^]](https://sosmt.gov/elections/calendars/). Polymarket's "MT-01 House Election Winner" **market**, currently showing the Democratic Party as the leading outcome at **65%** and Republican Party at **31%**, has a resolution scheduled on/around Nov 4, 2026 [[^]](https://worldcoin.polymarket.com/event/mt-01-house-election-winner). Kalshi also features a **market** for "Montana's 1st District margin of victory" for the 2026 U.S. House election in Montana’s 1st District [[^]](https://kalshi.com/markets/kxmidtermmov/kxmidtermmov-mt01r)[[^]](https://kalshi.com/markets/kxmidtermmov/midterm-margin-of-victory/kxmidtermmov-mt01r).

**The political landscape of MT-01, characterized as “Likely Republican” by Cook Political Report, suggests that the emergence of a strong Democratic candidate could be a significant catalyst [[^]](https://www.cookpolitical.com/analysis/house/montana-house/2026-montana-house-analysis-big-trump-country).** Cook Political Report notes that Democratic attempts to unseat Republican Rep. Ryan Zinke have not been successful in the past two cycles [[^]](https://www.cookpolitical.com/analysis/house/montana-house/2026-montana-house-analysis-big-trump-country). However, the seat is flagged as potentially relevant in a “blue wave” environment if such a candidate comes forward [[^]](https://www.cookpolitical.com/analysis/house/montana-house/2026-montana-house-analysis-big-trump-country)[[^]](https://dailyinterlake.com/news/2026/jan/06/all-eyes-on-western-montana-as-2026-mid-terms-approach/).

## Key Dates & Catalysts

- **Expiration:** November 03, 2027
- **Closes:** November 03, 2027

## Decision-Flipping Events

- Upcoming election dates and **market** resolutions will serve as key catalysts for the Montana's 1st Congressional District (MT-01) election.
- The Republican primary is scheduled for June 2, 2026 [^] [^] [^] , with the general election following on November 3, 2026 [^] [^] [^] .
- Polymarket's "MT-01 House Election Winner" **market**, currently showing the Democratic Party as the leading outcome at **65%** and Republican Party at **31%**, has a resolution scheduled on/around Nov 4, 2026 [^] .
- Kalshi also features a **market** for "Montana's 1st District margin of victory" for the 2026 U.S.

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## Historical Resolutions

No historical resolution data available for this series.

## Disclaimer

This content is for informational and educational purposes only and does not constitute financial, investment, legal, or trading advice.
Prediction markets involve risk of loss. Past performance does not guarantee future results.
We are not affiliated with Kalshi or any prediction market platform. Market data may be delayed or incomplete.

### Data Sources & Model Transparency

**Data Sources:** Octagon Deep Research aggregates information from multiple sources including news, filings, and market data.

**Freshness:** Analysis is generated periodically and may not reflect the latest developments. Verify critical information from primary sources.

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