Short Answer

The model sees potential mispricing: Marriott International's total rooms in fiscal 2026 are likely Above 1.845 million, with a 20.0% model probability versus 0.0% in the market. This divergence appears driven by Marriott's projected 2026 net rooms growth at the low end of its 4.5% to 5.0% range, implying an approximate year-end room count of 1,859,033 rooms.

1. Market Behavior & Drivers

This market repriced sharply on a single day, August 4, 2026, jumping from a 1.0% probability to 50.0%. The contract has since held steady at this level. This 49-point spike was a direct reaction to Marriott International's Q2 2026 earnings release. In that report, the company revised its full-year 2026 net rooms growth forecast to the low end of its 4.5% to 5.0% guidance, attributing the revision to construction delays, particularly in the Middle East.
The price action suggests the market now views the outcome as a coin flip, with the 50.0% level acting as a new baseline. This indicates that the low-end growth guidance makes the resolution threshold of 1,845,000 rooms highly uncertain. The jump from near-zero probability to even odds represents a significant update in market sentiment based on the new corporate guidance.
However, the entire price move occurred on zero traded volume. The lack of trading activity implies this repricing may reflect an adjustment by a market maker or a shift in the order book based on the new information, rather than a consensus formed by executed trades. The 50.0% level has not yet been tested by buying or selling pressure, indicating low market participation and conviction to date.
  • Marriott is expected above 1.855 million rooms due to low-end projected 2026 growth.
  • Middle East construction delays and deletions may constrain net room additions.
  • Marriott anticipates lower net rooms growth compared to key competitors.

Who Wins and Why

Outcome Market Model Why
Above 1.86 million 64.0% 20.0% Market higher by 44.0pp
Above 1.855 million 87.0% 20.0% Market higher by 67.0pp
Above 1.875 million 6.0% 15.0% Model higher by 9.0pp
Above 1.88 million 5.0% 10.0% Model higher by 5.0pp
Above 1.885 million 5.0% 5.0% Model and market aligned

Current Context

Marriott's 2026 room growth faces Middle East delays. As of June 30, 2026, Marriott International's global system comprised over 10,000 properties and approximately 1,813,698 rooms [1][2][3]. For full-year 2026, Marriott anticipates net rooms growth at the low end of its 4.5% to 5.0% range, citing construction delays, particularly in the Middle East [1][3][4]. The global development pipeline totaled 4,186 properties and approximately 629,000 rooms at the end of Q2 2026, with over half located in international markets [1][2][5].
Marriott raised 2026 financial outlook despite Q2 market reaction. Marriott projects full-year 2026 worldwide RevPAR growth of 3.0% to 3.5%, Adjusted EBITDA of $5.965 billion to $6.025 billion, and Adjusted diluted EPS of $11.64 to $11.81 [1][6][3]. Although Marriott reported strong Q2 2026 earnings, its stock price declined following the August 3, 2026, earnings release [1][5][4]. This decline was attributed to revenue missing consensus estimates and third-quarter earnings guidance falling below expectations [1][5][4].
Sources (6)
  1. 1Marriott International Reports Second Quarter 2026 Resultsmarriott.gcs-web.com
  2. 2Marriott International Q2 2026 earnings snapshotstocktitan.net
  3. 3Marriott International Q2 Earnings Call Highlights - Stock Observerthestockobserver.com
  4. 4Why Is Marriott International Stock Sinking Monday? - Marriott International (NASDAQ:MAR) - Benzingabenzinga.com
  5. 5Marriott raises 2026 RevPAR outlook after second-quarter growthtraveldailynews.com
  6. 6Marriott International (Nasdaq: MAR) lifts 2026 outlook on Q2 growthstocktitan.net

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.

📈 August 04, 2026: 49.0pp spike

Price increased from 1.0% to 50.0%

Outcome: Above 1.845 million

What happened: The primary driver for the prediction market spike was Marriott International's Q2 2026 earnings report, released around August 3-4, 2026 [1][2][3]. This report projected fiscal 2026 net room growth at the low end of its 4.5% to 5.0% range [1][4][5]. When applied to the June 30, 2026 room count of approximately 1,813,698 [1], even the low-end projection indicated a total well above 1.845 million rooms, prompting the market adjustment. Based on available information, social media activity was not a primary driver or contributing accelerant, as no specific posts or viral narratives directly addressing Marriott's future room count were identified around the time of the price move.
Sources (5)
  1. 1Marriott International Reports Second Quarter 2026 Resultsmarriott.gcs-web.com
  2. 2Marriott forecasts quarterly profit below estimates as Middle East revenue slumps | ZAWYAzawya.com
  3. 3Marriott International Reports Second Quarter 2026 Resultsfinviz.com
  4. 4Marriott International Q2 2026 profit and RevPAR rise | MAR 8-K Filingstocktitan.net
  5. 5Marriott (MAR) Stock Falls As Fee Growth Meets Owner Pushback - Simply Wall St Newssimplywall.st

4. Market Data

Contract Snapshot

This market resolves based on Marriott International's total rooms in fiscal year 2026. A "YES" contract pays out if the total rooms are above the stated threshold (e.g., 1.86 million), and a "NO" contract pays out if they are at or below that threshold. Trading for this market ends on February 11, at 4:00 PM EST, with the maximum payout date set for May 12, 2027. No special settlement conditions beyond relying on the reported total rooms are specified.

Available Contracts

Market options and current pricing

Outcome bucket Yes (price) No (price) Last trade probability
Above 1.855 million $0.92 $0.16 87%
Above 1.86 million $0.73 $0.36 64%
Above 1.875 million $0.13 $0.96 6%
Above 1.88 million $0.08 $0.98 5%
Above 1.885 million $0.05 $0.99 5%
Above 1.89 million $0.06 $0.99 5%
Above 1.845 million $0.99 $0.06 0%
Above 1.85 million $0.99 $0.07 0%
Above 1.865 million $0.49 $0.61 0%
Above 1.87 million $0.25 $0.85 0%

Market Discussion

Marriott International's global system totaled approximately 1,813,698 rooms as of June 30, 2026 [1][2][3]. The company announced an updated full-year 2026 guidance for net rooms growth to the lower end of its previously projected 4.5% to 5.0% range [1][4][5][6], while also maintaining a development pipeline of nearly 629,000 rooms as of the end of the second quarter of 2026 [1][2][7].

Sources (7)
  1. 1Marriott International Reports Second Quarter 2026 Resultsprnewswire.com
  2. 2Marriott International Q2 2026 earnings snapshotstocktitan.net
  3. 3Marriott International Reports Second Quarter 2026 Resultsmarriott.gcs-web.com
  4. 4Marriott International Reports Second Quarter 2026 Resultsbarchart.com
  5. 5Marriott International (MAR) Q2 2026 Earnings Call...stockanalysis.com
  6. 6Marriott International (MAR) Q2 FY2026 earnings call...finance.yahoo.com
  7. 7Marriott raises 2026 RevPAR outlook after second-quarter growthtraveldailynews.com

5. Trust Index

Octagon Trust Index Kalshi 50 Caution

Order book is critically thin.

Primary risk· Trade quality

How it adds up
Integrity80% of score66Caution
Trade quality20% of score5Avoid

Includes the cost to trade: a $1,000 order can't be filled here because the order book is too thin.

Trust score50Caution

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
Market integrity91
Outcome is hard to influenceStrong
Info fairness40
High Risk
Trade quality5
Order book is critically thinAvoid
Market integrity
91Strong

Outcome is hard to influence

No suspicious activity on any screen

Screened clean
Large tradesNo single trade dominates the tape. Clear
Thin-volume movesPrice moves carried real volume. Clear
Size patternsTape too thin 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
40High Risk
Information exposureStructural risk · medium confidence

Company-reported metric: finance and investor relations know the number before the earnings release

4 screens not run
Move vs. catalyst · data source not connected
Longshot repricing · data source not connected
Pre-broadcast certainty · doesn't apply to this market type
Cross-venue timing · data source not connected
Trade quality
5Avoid

Order book is critically thin

Thin market — entering or exiting at fair value will be difficult.

Liquidity unreadable

No significant moves to grade

$100 order: 5.0c slippage (~6% of a 88c contract)

$1,000 order: book too thin to fill

$10,000 order: book too thin to fill

Above 1.855 million–Market scoreLiquidity–Move quality–Rule clarity100
Why this score
Liquidity
No recent trading to measure

No recent trading to measure

Move quality
No trading in 3d

No trades in the last 3d — nothing to confirm

Rule clarity
100 · Clear · high confidence

All checks pass

objective outcome · Clearofficial source · Cleartime boundary · Clear
Above 1.86 million–Market scoreLiquidity–Move quality–Rule clarity100
Why this score
Liquidity
No recent trading to measure

No recent trading to measure

Move quality
No trading in 3d

No trades in the last 3d — nothing to confirm

Rule clarity
100 · Clear · high confidence

All checks pass

objective outcome · Clearofficial source · Cleartime boundary · Clear

underwriting_v1.4 · computed Sep 18, 2026

6. How will global construction costs and labor trends in H2 2026 affect Marriott's ability to meet its room growth targets?

Marriott Q2 2026 total rooms1,814,000 rooms [1][2]
Marriott FY 2026 net room growth guidance4.5% to 5% [1][2]
Marriott FY 2025 total rooms worldwide1,779,936 rooms [1]
Global hotel development faces significant challenges impacting new-build project execution. These challenges in H2 2026 include skilled labor shortages, high material costs, and increased borrowing expenses, which continue to pressure the timelines and feasibility of new projects [3][4][5]. Despite these headwinds, Marriott appears on track to meet its 2026 room-growth target; however, worsening construction costs and labor shortages in H2 2026 pose a risk of slower project execution and delayed openings, rather than a lack of pipeline demand [6][7][8][9][10][11].
Marriott's 2026 room growth target anticipates reaching over 1.8 million rooms. In Q2 2026, Marriott International reported achieving 1,814,000 rooms and maintained its full-year 2026 net room growth guidance at 4.5% to 5% [1][2]. Growth is anticipated to be at the lower end of this range due to construction delays, particularly in the Middle East [1][2]. Marriott's fiscal 2026 goal targets 4.50% to 5.00% net rooms growth over year-end 2025, when it had 1,779,936 total rooms globally, implying a projected year-end 2026 room count ranging from approximately 1,859,033 to 1,868,933 rooms [1]. The company's ability to reach these targets is increasingly influenced by project segment, with luxury and upper-upscale segments demonstrating greater resilience, while region-specific construction delays have affected near-term net room additions [12][2].
Elevated construction costs primarily impact owner economics for Marriott's model. While direct H2 2026 data on global construction costs or labor trends is not available in the provided evidence [6][7][8][9][10][11], Marriott's development-heavy growth model suggests that elevated construction costs and tighter labor markets would primarily impact owner economics, project timing, and the pace of conversions and new builds [6][7][8][9][10][11]. This impact is distinct from the demand for Marriott brands. Marriott continues to promote an efficient, conversion-friendly model in markets such as India and states that its development strategy benefits from its global distribution and the Marriott Bonvoy platform [10][6][7][8][9][10][11].
Sources (12)
  1. 1Marriott International Reports Second Quarter 2026 Resultsprnewswire.com
  2. 2Marriott International Q2 Earnings Call Highlights - Stock Observerthestockobserver.com
  3. 3HVS | HVS U.S. Hotel Development Cost Survey 2026hvs.com
  4. 4Hospitality - Global Cost Report 2026curriebrown.foleon.com
  5. 5Q2 2026 Global Construction Cost Report | Compass Internationalcompassinternational.net
  6. 6www.prnewswire.comOctagon Agentprnewswire.com
  7. 7www.prnewswire.comOctagon Agentprnewswire.com
  8. 8www.prnewswire.comOctagon Agentprnewswire.com
  9. 9www.prnewswire.comOctagon Agentprnewswire.com
  10. 10www.prnewswire.comOctagon Agentprnewswire.com
  11. 11www.prnewswire.comOctagon Agentprnewswire.com
  12. 12Hotel Development Costs 2026: Luxury Wins, Midscale Losesthehotelblueprint.com

7. How does Marriott's projected net rooms growth for fiscal 2026 compare to that of key competitors like Hilton and Hyatt?

Marriott 2026 Net Rooms GrowthLow end of 4.5% to 5.0% [1][2][3][4]
Hilton 2026 Net Unit Growth6.0% to 7.0% [5][6][7][8]
Hyatt 2026 Net Rooms GrowthApproximately 6.0% [9][10][11]
Marriott anticipates lower net rooms growth compared to rivals in 2026. Marriott International projects its full year 2026 net rooms growth to be at the lower end of the 4.5% to 5.0% range [1][2][3][4]. This forecast positions Marriott's anticipated growth below that of its primary competitors, Hilton and Hyatt, for the same fiscal year.
Hilton and Hyatt project higher net rooms growth for 2026. In contrast, Hilton forecasts its net unit growth for 2026 to be between 6.0% and 7.0% [5][6][7][8]. Hyatt, another key competitor, expects its net rooms growth for 2026 to reach approximately 6.0% [9][10][11]. This figure for Hyatt reflects a slight adjustment from an earlier projection of 6.0% to 7.0%, primarily influenced by revised timing for hotel openings [9][10][11].
Sources (11)
  1. 1Marriott International Reports Second Quarter 2026 Resultsprnewswire.com
  2. 2Marriott International Reports First Quarter 2026 Resultsmarriott.gcs-web.com
  3. 3Marriott International Reports Fourth Quarter and Full Year 2025 Resultsmarriott.gcs-web.com
  4. 4https://marriott.gcs-web.com/node/37231/pdfmarriott.gcs-web.com
  5. 5Q2 2026 Earnings Releaseir.hilton.com
  6. 6Hilton Reports Second Quarter Results | Stories From Hiltonstories.hilton.com
  7. 7https://ir.hilton.com/~/media/Files/H/Hilton-Worldwide-IR-V3/presentations/hlt-investor-presentation-february-2026ir.hilton.com
  8. 8Hilton Reports Second Quarter Results ‑ Stories From Hilton ‑ EMEAstories.hilton.com
  9. 9Hyatt Reports Second Quarter 2026 Resultsnewsroom.hyatt.com
  10. 10Hyatt (H) Q2 2026 Earnings Call Transcript | The Motley Foolfool.com
  11. 11Hyatt Q2 2026 earnings: rooms growth forecast cut, stock falls...qz.com

8. What evidence from Marriott's Q3 2026 earnings report can verify progress towards its full-year net rooms growth guidance?

Q2 2026 Net Rooms AddedApproximately 17,900 rooms [1][2][3][4]
Q2 2026 Net Rooms Growth (YoY)4.5% [1][2][3][4]
Full-Year 2026 Net Rooms Growth GuidanceLow end of 4.5% to 5% [1][2][3][4]
Marriott's Q3 2026 earnings report is not yet available. As of August 4, 2026, the company had not released its third-quarter earnings report, which means there is no current evidence to verify progress toward its full-year net rooms growth guidance [1][2][3]. However, Marriott did report its second-quarter 2026 earnings on August 3, 2026 [1][2][3].
Marriott added 17,900 net rooms in Q2 2026. During its second quarter of 2026, Marriott announced an addition of approximately 17,900 net rooms, contributing to a 4.5% year-over-year net room growth [1][2][3][4]. The company also reiterated its full-year 2026 net rooms growth guidance, projecting it to be at the low end of 4.5% to 5% [1][2][3][4]. By the close of Q2 2026, Marriott's global system comprised over 10,000 properties and nearly 1,814,000 rooms, supported by a record development pipeline of approximately 629,000 rooms [1][2][3][4].
Sources (4)
  1. 1Marriott International Reports Second Quarter 2026 Resultsprnewswire.com
  2. 2Marriott International Q2 2026 profit and RevPAR rise | MAR 8-K Filingstocktitan.net
  3. 3Marriott International Reports Second Quarter 2026 Resultsstocktitan.net
  4. 4Marriott reports record-high pipeline at Q2's close - hotelbusiness.comhotelbusiness.com

9. Which third-party data sources provide the most reliable tracking of Marriott's new hotel openings for H2 2026?

Global Properties (Q2 2026)Over 10,000 properties [1]
Global Rooms (Q2 2026)Nearly 1,814,000 rooms [1]
Conversion Rate (H1 2026)40% of openings [1][2][3]
Third-party and official Marriott sources reliably track new hotel openings. Industry-specific data providers, such as Lodging Econometrics, are identified as reliable third-party sources that monitor the global construction pipeline for Marriott's new hotel openings. These resources, along with Marriott's official Investor Relations and development pipeline reports, offer comprehensive tracking capabilities [4][1][5][6][7]. As of the close of Q2 2026, Marriott International's global system included over 10,000 properties and nearly 1,814,000 rooms [1].
Marriott's growth includes new construction and significant conversions. Marriott's expansion strategy incorporates both new hotel constructions and conversions of existing properties. In the first half of 2026, hotel conversions constituted 40% of all new Marriott openings [1][2][3]. For prediction markets, Marriott's total rooms data is typically resolved using quarterly earnings reports, which demand precise numerical reporting of the total system-wide room count [8][9].
Sources (9)
  1. 1Marriott International Reports Second Quarter 2026 Resultsprnewswire.com
  2. 2https://research.skift.com/reports/global-hotel-chartbook-2025/research.skift.com
  3. 3Hotel Giants Race to Add Rooms: Marriott in the Lead, Hilton Gains Groundskift.com
  4. 4Marriott's New Opening Hotelsmarriott.com
  5. 5Marriott International shares EMEA pipeline for 2026 • Hotel Designshoteldesigns.net
  6. 6Marriott's New Hotel Openings in Canada for 2026 - Rewards Canadablog.rewardscanada.ca
  7. 7Preview: Marriott International's Most Anticipated Hotels & Resorts Opening Across Asia Pacific Excluding China In 2026travmedia.com
  8. 8Marriott Total Rooms above ___ in Q1? Predictions & Odds... 2026 | Polymarketpolymarket.com
  9. 9Unveiling Marriott (MAR) Q2 Outlook: Wall Street Estimates for Key Metrics — Latest News | MetaTradermetatrader.com

10. Which specific international markets, such as the Middle East or Asia-Pacific, present the greatest risk of construction delays to Marriott's 2026 pipeline?

Primary high-risk market for delaysMiddle East [1][2][3]
Adjusted 2026 net rooms growth guidanceLow end of 4.5% to 5.0% range [4][5][6]
Worldwide development pipeline (rooms)Approximately 629,000 rooms [4][6]
The Middle East presents the primary international market risk for construction and project delays impacting Marriott's 2026 pipeline. These challenges are expected to directly affect the company's net rooms growth guidance for the year [1][2][3].
Following its Q2 2026 results, Marriott lowered its full-year 2026 net rooms growth guidance to the lower end of its previously projected 4.5% to 5.0% range. This downward revision was explicitly linked to, among other factors, project delays occurring in the Middle East [4][5][6].
Marriott's global pipeline is substantial; other markets lack similar delay risks. As of Q2 2026, Marriott's global development pipeline includes approximately 4,200 properties and 629,000 rooms, with 44% of these rooms actively under construction [4][6]. The available information does not indicate that other international markets, such as Asia-Pacific, present a comparable significant risk of construction delays to Marriott's 2026 pipeline.
Sources (6)
  1. 1Marriott Lifts Guidance, But Middle East Weighs on Growthdlr.skift.com
  2. 2Earnings call transcript: Marriott lifts 2026 outlook after Q2...investing.com
  3. 3Marriott Beats Estimates, Boosts Outlook on Higher Hotel...bloomberg.com
  4. 4Marriott International Reports Second Quarter 2026 Resultsmarriott.gcs-web.com
  5. 5Marriott International’s EMEA revpar hit by Middle East conflict - Newsthecaterer.com
  6. 6Marriott International Reports Second Quarter 2026 Resultsprnewswire.com

11. What Could Change the Odds

Key Catalysts

Marriott International's global system comprised nearly 1,814,000 rooms across over 10,000 properties as of the end of Q2 2026 [1][2]. For full-year 2026, Marriott projects net rooms growth at the low end of its 4.5% to 5.0% guidance range, citing construction delays in the Middle East and deletions [1][2]. The company anticipates full-year 2026 RevPAR growth of 3.0% to 3.5%, Adjusted EBITDA between $5,965 million and $6,025 million, and Adjusted diluted EPS of $11.64 to $11.81 [1][2][3]. Marriott plans to return more than $4.5 billion to shareholders in 2026 through dividends and share repurchases [1][2][3].
Bullish catalysts include Marriott's high-margin, asset-light fee-based model and the strong scale of its Bonvoy loyalty program [4][5][6]. The company also maintains a record development pipeline of approximately 629,000 rooms [4][5][6].
Bearish risks for Marriott encompass macroeconomic sensitivity and geopolitical headwinds in the Middle East [4][5][6]. High financial leverage poses another concern [4][5][6]. Additionally, the company faces potential owner pushback regarding loyalty economics and fee structures [4][5][6].

Key Dates & Catalysts

  • Expiration: May 12, 2027
  • Closes: May 12, 2027
Sources (6)
  1. 1Marriott International Reports Second Quarter 2026 Resultsprnewswire.com
  2. 2Marriott International (Nasdaq: MAR) lifts 2026 outlook on Q2 growthstocktitan.net
  3. 3Marriott International Q2 Earnings Call Highlights - Stock Observerthestockobserver.com
  4. 4Marriott International: Solid Results Factored Into Its Elevated Valuation (NASDAQ:MAR) | Seeking Alphaseekingalpha.com
  5. 5Marriott (MAR) Stock Falls As Fee Growth Meets Owner Pushback - Simply Wall St Newssimplywall.st
  6. 6Marriott International (MAR): Fee Growth Meets Leverage Risk | TickerSparktickerspark.ai