Short Answer

Both the model and the market expect US gas prices to be Above 3.800 this week, with no compelling evidence of mispricing.

1. Market Behavior & Drivers

This prediction market saw a rapid, decisive repricing higher. The contract began trading at an 82.0% probability on August 17, 2026, and climbed to 99.0% by August 18, where it has since remained. The primary catalyst for this move was a 9.0 percentage point spike on August 17. This spike was driven by reports that the national average gasoline price had reached $4.06 per gallon, effectively confirming the market's outcome. Data from the EIA and AAA showed prices at $4.049 and $4.07, respectively, corroborating the move.
The contract's volume profile suggests conviction formed quickly. Total volume traded is 5,826 contracts, with 150 contracts traded during the initial price discovery on August 17. The price then gapped up to 99.0% on zero subsequent volume, indicating that the market consensus became so strong that liquidity at lower prices vanished. The initial 82.0% level served as a brief floor before the price data emerged. The current price of 99.0% acts as a firm ceiling, reflecting the market's view of the outcome as a near certainty.
  • US gas prices likely remain elevated due to severe Strait of Hormuz disruptions.
  • Prices likely exceed $4.06, with current national averages already above this level.
  • An upward trend likely persists from tight oil markets and eased Fed rate fears.

Who Wins and Why

Outcome Market Model Why
Outcome — — Insufficient data

Current Context

US gasoline prices remain around $4.05 per gallon this week. The latest U.S. average regular gasoline price is $4.049 per gallon for August 17, 2026, according to the EIA weekly retail gasoline price series [^]. As of August 18, 2026, the AAA national average for regular gasoline was $4.07 per gallon [^]. The US Regular All Formulations gas price was $4.006 per gallon for the week ending August 10, 2026 [^]. Brent crude traded around $91.07 per barrel and WTI around $84.99 per barrel on August 18, 2026 [^]. WTI crude oil reached $84.77 per barrel on August 11, 2026 [^].
Geopolitical tensions and supply risks are driving oil prices higher. Oil markets show significant volatility and upward price pressure, largely driven by the ongoing U.S.-Iran conflict and disruptions in the Strait of Hormuz [^]. Recent energy market developments, including shipping attacks in the Gulf and concerns over falling inventories, have supported these higher oil prices [^]. Ongoing market uncertainty regarding inflation and potential Federal Reserve interest rate policy also influences energy volatility [^].
Global supply remains tight, but domestic natural gas buffers demand. Major energy authorities, including the EIA, IEA, and OPEC, released divergent forecasts for the remainder of 2026, generally agreeing on tight global supply due to the Strait of Hormuz crisis [^]. They differ on projected demand impact and recovery timelines [^]. While crude oil prices face upward pressure from geopolitical tensions, U.S. domestic natural gas prices remain relatively stable and well-buffered due to high production levels and robust storage volumes [^]. Storage is forecast to reach 3.985 Tcf by the end of October 2026 [^].

2. Price Chart

Historical Price (Probability)

Outcome probability
Date

3. Significant Price Movements

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

Outcome: Above 4.120

📈 August 18, 2026: 30.0pp spike

Price increased from 39.0% to 69.0%

What happened: The provided research does not support a 30.0 percentage point spike in U.S. gas prices this week for the underlying asset. Instead, the AAA national average for regular gas prices was $4.06/gal as of August 6, 2026, representing a $0.03 decline from the prior week, primarily due to crude oil weakness [1, 9-14]. Although U.S. Energy Secretary Chris Wright announced plans to introduce support measures for refiners on August 18, 2026, to stabilize prices [^], such an announcement would typically mitigate, not inflate, predictions for prices exceeding $4.120. Without evidence of social media activity or other specific news driving a counter-narrative in the prediction market, a primary driver for the stated spike cannot be identified from the given information. Social media activity was irrelevant.

Outcome: Above 4.000

📈 August 17, 2026: 90.0pp spike

Price increased from 2.0% to 92.0%

What happened: The 90.0 percentage point spike in the "US gas prices this week" prediction market for "Above 4.000" on August 17, 2026, was primarily driven by the national average price reaching $4.06 per gallon, confirming the outcome [^][^][^][^]. A significant contributing accelerant was President Trump's influential rhetoric, specifically his vow to "Never Apologize" for the prolonged Iran War [^]. This statement, likely disseminated via social media platforms, coincided with the mid-August record gas prices and reinforced market expectations of continued geopolitical instability and sustained high oil costs, thereby solidifying the prediction market's belief in the "Above 4.000" outcome [^][^]. Social media was a contributing accelerant, amplifying the sentiment of prolonged conflict and high prices.

4. Market Data

Contract Snapshot

This Kalshi market resolves to YES if US gas prices are above $4.140, and to NO if they are $4.140 or below. Trading begins on Sunday, August 23, at 10:00 PM EDT, with a maximum payout date listed as August 23, 2026. The provided content does not specify the source or exact methodology for determining "US gas prices this week" for settlement.

Available Contracts

Market options and current pricing

Outcome bucket Yes (price) No (price) Last trade probability

Market Discussion

The US national average price for regular gasoline is approximately $4.07 per gallon as of August 18, 2026, representing the highest average recorded for August [^][^][^][^]. This surge comes amid significant upward pressure and volatility in oil markets due to renewed US-Iran tensions and maritime shipping incidents, pushing Brent crude above $91 and WTI near $85 per barrel as of August 18, 2026 [^][^][^][^][^]. While an August 6, 2026 fuel report noted a slight decline to $4.06 per gallon attributed to lower crude oil prices, current geopolitical risks dominate sentiment [1, 18-23].

5. Trader Dashboard

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

Above 3.800PrimaryTrader Trust—Liquidity—Move Quality—Resolution—Quote Risk—Avoid Risk—
Move Quality—No significant movehigh confidence
  • Factor
Above 3.820Trader Trust—Liquidity—Move Quality—Resolution—Quote Risk—Avoid Risk—
Move Quality—No significant movehigh confidence
  • Factor
Above 3.840Trader Trust—Liquidity—Move Quality—Resolution—Quote Risk—Avoid Risk—
Move Quality—No significant movehigh confidence
  • Factor
Above 3.860Trader Trust—Liquidity—Move Quality—Resolution—Quote Risk—Avoid Risk—
Move Quality—No significant movehigh confidence
  • Factor
Above 3.880Trader Trust—Liquidity—Move Quality—Resolution—Quote Risk—Avoid Risk—
Move Quality—No significant movehigh confidence
  • Factor
Above 3.900Trader Trust—Liquidity—Move Quality84Resolution—Quote Risk—Avoid Risk—
Move Quality84Confirmedhigh confidence
  • Factor
  • Factor
Above 3.920Trader Trust—Liquidity—Move Quality—Resolution—Quote Risk—Avoid Risk—
Move Quality—No significant movehigh confidence
  • Factor
Above 3.940Trader Trust—Liquidity—Move Quality80Resolution—Quote Risk—Avoid Risk—
Move Quality80Confirmedhigh confidence
  • Factor
  • Factor
Above 3.960Trader Trust—Liquidity—Move Quality—Resolution—Quote Risk—Avoid Risk—
Move Quality—No significant movehigh confidence
  • Factor
Above 3.980Trader Trust—Liquidity—Move Quality83Resolution—Quote Risk—Avoid Risk—
Move Quality83Confirmedhigh confidence
  • Factor
  • Factor
Above 4.000Trader Trust—Liquidity—Move Quality83Resolution—Quote Risk—Avoid Risk—
Move Quality83Confirmedhigh confidence
  • Factor
  • Factor
Above 4.020Trader Trust—Liquidity—Move Quality80Resolution—Quote Risk—Avoid Risk—
Move Quality80Confirmedhigh confidence
  • Factor
  • Factor
Above 4.040Trader Trust—Liquidity—Move Quality28Resolution—Quote Risk—Avoid Risk—
Move Quality28Unconfirmedhigh confidence
  • Factor
  • Factor
Above 4.060Trader Trust—Liquidity—Move Quality—Resolution—Quote Risk—Avoid Risk—
Move Quality—No significant movehigh confidence
  • Factor
Above 4.080Trader Trust—Liquidity—Move Quality—Resolution—Quote Risk—Avoid Risk—
Move Quality—No significant movehigh confidence
  • Factor
Above 4.100Trader Trust—Liquidity—Move Quality—Resolution—Quote Risk—Avoid Risk—
Move Quality—No significant movehigh confidence
  • Factor
Above 4.120Trader Trust—Liquidity—Move Quality58Resolution—Quote Risk—Avoid Risk—
Move Quality58Mostly confirmedhigh confidence
  • Factor
  • Factor
Above 4.140Trader Trust—Liquidity—Move Quality59Resolution—Quote Risk—Avoid Risk—
Move Quality59Mostly confirmedhigh confidence
  • Factor
  • Factor
Above 4.160Trader Trust—Liquidity—Move Quality—Resolution—Quote Risk—Avoid Risk—
Move Quality—No significant movehigh confidence
  • Factor
Above 4.180Trader Trust—Liquidity—Move Quality—Resolution—Quote Risk—Avoid Risk—
Move Quality—No significant movehigh confidence
  • Factor
Above 4.200Trader Trust—Liquidity—Move Quality73Resolution—Quote Risk—Avoid Risk—
Move Quality73Confirmedhigh confidence
  • Factor
  • Factor
Above 4.220Trader Trust—Liquidity—Move Quality—Resolution—Quote Risk—Avoid Risk—
Move Quality—No significant movehigh confidence
  • Factor
Above 4.240Trader Trust—Liquidity—Move Quality—Resolution—Quote Risk—Avoid Risk—
Move Quality—No significant movehigh confidence
  • Factor

trader_dashboard_lean_v1.13 · computed Aug 18, 2026

6. What specific escalations in the U.S.-Iran conflict could disrupt oil transit through the Strait of Hormuz before the week of August 24, 2026?

Strait of Hormuz closureAugust 18, 2026 [^][^][^][^]
U.S.-Iran conflict startFebruary 28, 2026 [^][^][^][^]
Iran's military posture shiftAugust 17, 2026 [^][^][^][^]
The Strait of Hormuz is currently closed to most traffic as of August 18, 2026, due to the ongoing U.S.-Iran conflict [^] [^] [^] [^] . This conflict, which commenced on February 28, 2026, saw a significant escalation on August 17, 2026, following the expiration of an interim Memorandum of Understanding (MOU). This event prompted Iran to declare a shift to a "fully offensive" military posture [^][^][^][^]. Iran has issued threats of "timely and precise" attacks intended to break the U.S. naval blockade, contributing to the current near-standstill in maritime transit. An August 18 report of a ship being struck by an unknown projectile further evidences the heightened tension and disruption [^][^][^][^][^][^].
Specific escalations that could further disrupt oil transit through the Strait of Hormuz before the week of August 24, 2026, encompass a collapse in U.S.-Iran diplomacy, direct U.S. military threats or strikes, and any Iranian or regional response that elevates the threat level around the Strait [^][^][^][^][^][^]. Additional risks include potential Iranian military strikes targeting shipping or U.S. assets, retaliatory U.S. strikes on Iranian infrastructure, and rising tensions with Oman [^][^][^]. President Trump has explicitly threatened to bomb Oman should it interfere with U.S. efforts [^].
A breakdown in diplomacy heightens confrontation and market instability. A complete breakdown in U.S.-Iran negotiations would significantly raise the probability of direct confrontation, keeping crude prices elevated and increasing the perceived risk of transit through the Strait [^][^][^][^][^][^][^]. Direct U.S. military action or threats could provoke Iranian retaliation against shipping lanes or regional infrastructure [^][^][^][^][^][^][^][^]. Furthermore, an escalation of Middle East tensions linked to Iran could adversely affect tanker traffic, insurance costs, and overall market confidence regarding the Strait, with conflict spillover into the Strait of Hormuz representing the most direct mechanism for disrupting oil transit [^][^][^][^][^][^][^][^].

7. What do the latest weekly reports from the EIA and AAA indicate about the trend for U.S. national average gasoline prices leading into mid-August 2026?

EIA Avg. Gasoline Price (Aug 17, 2026)$4.049 per gallon [^][^][^]
AAA Avg. Gasoline Price (Aug 17-18, 2026)$4.06 per gallon [^][^][^][^]
Crude Oil Price Range (Mid-August 2026)$80/barrel range [^][^]
U.S. national average gasoline prices showed an upward trend. Leading into mid-August 2026, the U.S. national average retail price for regular gasoline was $4.049 per gallon for the week ending August 17, 2026, according to EIA data [^][^][^]. Concurrently, AAA reported a national average of approximately $4.06 per gallon as of August 17-18, 2026, noting that prices had recently resumed an upward trend after a brief decline earlier in the month [^][^][^][^].
Gasoline prices reached record highs for August 2026. Market analysts indicated that U.S. gasoline prices in mid-August 2026 reached record highs for that specific month [^][^]. This price surge was primarily attributed to crude oil prices remaining in the $80 per barrel range, influenced by ongoing geopolitical tensions and general market uncertainty [^][^].
AAA data confirmed an upward trend, EIA trend analysis was unavailable. While AAA data confirmed the resumption of an upward trend, a direct comparison with weekly trend signals from EIA was not available for the specified period [^][^][^][^][^][^]. The research noted that although AAA data was present for August 2021 through August 2026, EIA data for comprehensive trend analysis was not returned [^][^][^][^][^][^].

8. How do the EIA's and OPEC's most recent Short-Term Energy Outlooks for Q3 2026 differ in their projections for global crude oil supply and demand?

EIA Q3 2026 Demand Shortfall1.90 million b/d [^][^][^][^][^][^]
OPEC Q3 2026 Call on DoC Crude43.67 million b/d [^][^][^][^][^][^]
OPEC 2026 Demand Growth Forecast Revision0.58 million b/d [^][^][^]
EIA and OPEC project differing Q3 2026 oil market balances. The EIA’s August 2026 Short-Term Energy Outlook (STEO) forecasts a tight global market for Q3 2026, projecting global liquid fuels production at 100.8 million b/d and consumption at 102.7 million b/d, resulting in a 1.90 million b/d demand shortfall versus supply [^][^][^][^][^][^]. The EIA anticipates continued significant global oil inventory draws, averaging 3.8 million b/d in Q3 2026 [^][^][^]. These draws are largely attributed to severe constraints in the Strait of Hormuz, leading to a Brent crude price forecast of $85/b for the quarter [^][^][^].
OPEC's outlook presents a substantially larger call on DoC crude. Conversely, OPEC’s latest Monthly Oil Market Report projects world oil demand at 106.87 million b/d and non-DoC liquids production plus DoC NGLs at 63.2 million b/d for Q3 2026 [^][^][^][^][^][^]. This framework, which excludes DoC crude from its supply calculations, indicates a 43.67 million b/d call on DoC crude, implying a substantially larger requirement for OPEC+ crude [^][^][^][^][^][^]. Furthermore, OPEC’s August 2026 report revised its 2026 global oil demand growth forecast downwards for the fourth consecutive month to 0.58 million b/d [^][^][^]. This revision cites geopolitical tensions, including the Hormuz situation, as a factor weighing on the outlook [^][^][^].

9. What do the EIA's weekly petroleum status reports for August 2026 reveal about U.S. commercial crude oil inventory levels?

Total U.S. Commercial Crude Oil Inventories424.4 million barrels (week ending August 7, 2026) [^][^][^][^]
Weekly Inventory Increase17.4 million barrels (largest weekly build since January 2023) [^][^][^][^]
U.S. Crude Exports3.06 million barrels per day (lowest since November 2025) [^][^][^][^]
U.S. commercial crude oil inventories significantly increased in the week ending August 7, 2026. Excluding the Strategic Petroleum Reserve, total inventories rose by 17.4 million barrels, reaching a total of 424.4 million barrels. This substantial accumulation marks the largest weekly inventory build observed since January 2023 [^][^][^][^].
Declining exports and surging imports drove the inventory expansion. This significant accumulation was primarily a result of a sharp decline in U.S. crude exports, which fell to 3.06 million barrels per day, marking their lowest level since November 2025. Concurrently, net crude imports saw a substantial surge, increasing by 1.77 million barrels per day, further contributing to the expanded crude oil inventories [^][^][^][^].

10. How might the most recent Consumer Price Index (CPI) report influence Federal Reserve policy and, in turn, projections for U.S. gasoline demand in late 2026?

July 2026 Headline CPI3.4% year-over-year [^][^]
July 2026 Core CPI2.5% [^][^]
Sept 2026 Fed Rate Hold Probability55% [^][^][^]
Moderating inflation eased fears of immediate Federal Reserve rate hikes. The July 2026 Consumer Price Index (CPI) report, released on August 12, 2026, revealed headline inflation at 3.4% year-over-year, with core CPI slowing to 2.5%, aligning with consensus expectations [^][^]. This in-line inflation data alleviated market anxieties regarding impending Federal Reserve interest rate increases, which had been fueled by hawkish dissents during the July Federal Open Market Committee (FOMC) meeting [^][^][^]. Consequently, expectations adjusted to an approximate 55% probability of a rate hold at the September 2026 meeting, as Federal Reserve policymakers continue to monitor inflation data for progress toward their 2 percent target [^][^][^][^][^].
A less restrictive Fed could support U.S. gasoline demand. A Federal Reserve stance that is less restrictive, prompted by moderating inflation, is anticipated to indirectly bolster U.S. gasoline demand in late 2026. This support would materialize by fostering economic stability, promoting employment and income growth, and encouraging discretionary travel [^][^][^][^][^][^]. However, the U.S. Energy Information Administration’s (EIA) August 2026 Short-Term Energy Outlook projects that U.S. retail gasoline will average $3.78 per gallon for the full year 2026 [^][^][^]. The EIA also noted that ongoing geopolitical tensions, such as conflict in Iran, continue to contribute to energy price volatility [^][^][^].
Geopolitical risks, not just economics, drive elevated gasoline prices. Prediction markets for the week ending August 24, 2026, indicated an anticipation of elevated prices primarily driven by geopolitical risk premiums rather than solely macroeconomic factors [^][^]. Sustained high energy and oil prices have the potential to constrain household spending and business demand [^][^]. This could lead to a reduction in real consumption, particularly impacting lower-income households [^][^].

11. What Could Change the Odds

Key Catalysts

The primary bullish catalyst for oil is the ongoing supply disruption and severely restricted traffic in the Strait of Hormuz due to heightened U.S.-Iran tensions [^] [^] [^] [^] [^] [^] [^] [^] . Gas Supply Stays Ample | FXEmpire" data-source-lanes="traditional">[^][^][^][^][^][^][^][^]. Oil prices have risen as U.S.-Iran talks stalled [^], reinforcing inflation and fuel-cost pressure amidst escalating Middle East tensions [^][^]. July industrial production rose 0.2%, with mining and energy contributing, signaling stronger industrial activity and energy demand [^][^][^][^][^][^]. One analysis suggests oil-market complacency and delayed supply shock risk, arguing inventories have fallen sharply and a delayed price spike is possible [^][^][^][^][^][^]. Consumers' median year-ahead expected price change for gasoline rose to 2.9% in July 2026, a 1.4 percentage point increase [^]. Conversely, bearish pressures stem from weakening global demand, notably a 15.8% year-on-year drop in Chinese refinery throughput as of July 2026, and soft industrial activity [^][^][^]. Other bearish factors include potential demand destruction, a strengthening dollar, or diplomatic settlements [^].
U.S. natural gas remains well-supplied due to record production levels, high storage 5% above the five-year average, and reduced LNG feedgas demand [^][^]. For gasoline, the AAA national average for regular gasoline was $4.065 per gallon as of August 18, 2026 [^]. This follows the U.S. national average for regular gas at $4.06 per gallon as of August 6, 2026, down $0.03 week over week, a decline AAA attributes to lower crude oil prices [^][^][^][^][^][^][^]. For the week ending August 10, 2026, the U.S. average price for regular gasoline was $4.006 per gallon, and the average for all grades was $4.141 per gallon [^][^][^].
Key dates approaching include the U.S. Energy Information Administration (EIA) Weekly Petroleum Status Reports on August 19 and 26 [^]. The resolution deadline for energy prediction markets is August 28, 2026 [^]. For the week around August 24, 2026, the evidence points to a mixed but slightly bullish near-term setup for gasoline prices: the latest weekly retail print is still drifting lower, but rising crude tied to U.S.-Iran tensions and broader Middle East risk is the main upside catalyst [^][^][^][^][^][^][^][^][^][^].

Key Dates & Catalysts

  • Strike Date: August 24, 2026
  • Expiration: August 31, 2026
  • Closes: August 24, 2026

12. Decision-Flipping Events

  • Trigger: The primary bullish catalyst for oil is the ongoing supply disruption and severely restricted traffic in the Strait of Hormuz due to heightened U.S.-Iran tensions [^] [^] [^] [^] [^] [^] [^] [^] .
  • Trigger: Oil prices have risen as U.S.-Iran talks stalled [^] , reinforcing inflation and fuel-cost pressure amidst escalating Middle East tensions [^] [^] .
  • Trigger: July industrial production rose 0.2%, with mining and energy contributing, signaling stronger industrial activity and energy demand [^] [^] [^] [^] [^] [^] .
  • Trigger: One analysis suggests oil-market complacency and delayed supply shock risk, arguing inventories have fallen sharply and a delayed price spike is possible [^] [^] [^] [^] [^] [^] .

14. Historical Resolutions

Historical Resolutions: 20 markets in this series

Outcomes: 7 resolved YES, 13 resolved NO

Recent resolutions:

  • KXAAAGASW-26AUG17-4.130: NO (Aug 17, 2026)
  • KXAAAGASW-26AUG17-4.110: NO (Aug 17, 2026)
  • KXAAAGASW-26AUG17-4.090: NO (Aug 17, 2026)
  • KXAAAGASW-26AUG17-4.070: NO (Aug 17, 2026)
  • KXAAAGASW-26AUG17-4.240: NO (Aug 17, 2026)