CPI month-over-month in Apr 2026?
Short Answer
The model assigns meaningfully lower odds (28.9%) than the market (40.0%) for CPI month-over-month in Apr 2026 being Exactly 0.6%.
1. Executive Verdict
- April 2026 CPI drivers are anticipated to shift from direct gasoline impulse. April 2026 gasoline prices increased significantly, providing substantial upward pressure. Prediction market consensus aligns with 0.5% as a leading outcome. Shelter costs consistently contribute to Core CPI's upward trajectory. Historical April seasonally adjusted CPI averaged 0.27% (2016-2024). Inflation is expected to gradually decrease toward the Fed's 2 percent target.
Who Wins and Why
| Outcome | Market | Model | Why |
|---|---|---|---|
| Outcome | — | — | Insufficient data |
Current Context
Prediction markets show close probabilities for 0.5% and 0.6%. On Polymarket, the leading outcome for April's CPI month-over-month (CPI-U seasonally adjusted, one-decimal resolution) is 0.5%, priced around 38% [^]. A related contract discussed on Lines, which requires the CPI month-over-month to land precisely at 0.5%, quotes an approximate 40.5% probability for this exact outcome [^]. Following closely, Polymarket indicates 0.6% as the next most likely outcome, priced around 37% [^].
Pre-release analysis highlights energy price sensitivity for April CPI. The April CPI month-over-month figure is considered highly sensitive to energy, specifically gasoline, due to base effects [^]. This sensitivity is particularly relevant given March’s 0.90% month-over-month CPI print, where a gasoline/energy shock was noted as a skewing factor [^][^]. FXMacroData suggests that a result for April CPI month-over-month within the 0.70% to 0.95% range would be considered a "meaningful surprise" relative to established baselines [^].
2. Market Behavior & Price Dynamics
Historical Price (Probability)
Outcome probability
Date
This prediction market has exhibited a completely flat, sideways trend since its inception. The price has remained static at a 3.0% probability, showing no significant movements, spikes, or drops throughout the observed period. The lack of any price change means there are no events in the provided context that can be linked to market activity, as there has been no activity to analyze.
The most critical observation from the chart is the total trading volume of zero contracts. This indicates a complete lack of market participation and conviction. Without any trading, the current 3.0% price does not reflect a consensus forecast or any evolving sentiment from traders. It is likely an initial listing price that has not been challenged or confirmed by any buy or sell orders. This inactivity contrasts with other related markets, which are reportedly seeing active trading around different potential outcomes.
Due to the absence of trading and price movement, no support or resistance levels have been established. The 3.0% mark is the only price point on the chart, but it cannot be considered a key level as it has never been tested by market forces. Consequently, the chart for this specific contract provides no insight into market sentiment regarding the April 2026 CPI reading. The market is entirely illiquid, and its price does not represent a meaningful collective prediction.
3. Market Data
Contract Snapshot
This Kalshi market resolves to YES if the Consumer Price Index (CPI) month-over-month for April 2026 is exactly 0.6%. Conversely, if the CPI month-over-month is not exactly 0.6%, the market resolves to NO. The outcome is verified using data from the Bureau of Labor Statistics' Consumer Price Index and Employment Situation releases.
The market opened on December 15, 2025, and will close either when the outcome occurs or by May 12, 2026, at 8:29 AM EDT, with payouts projected 30 minutes after closing.
Available Contracts
Market options and current pricing
| Outcome bucket | Yes (price) | No (price) | Last trade probability |
|---|
Market Discussion
The official CPI month-over-month data for April 2026 is not yet available as of 2026-05-08, with the BLS scheduling its release for 2026-05-12 [^]. The Cleveland Fed's CPI nowcast for April 2026 (MoM) is 0.45% (updated 05/05) [^]. Prediction markets show varying leading outcomes, with Polymarket currently indicating 0.6% at 42% and 0.5% at 35% for April 2026 MoM inflation [^].
4. How will April 2026 gasoline price data from the EIA affect the final BLS CPI release?
| April 2026 Average Gasoline Price | $4.102 per gallon (EIA) [^] |
|---|---|
| March 2026 Average Gasoline Price | $3.637 per gallon (EIA) [^] |
| Gasoline Direct CPI Weight | approximately 3% [^][^] |
EIA gasoline price data directly informs the CPI's motor fuel component. The Bureau of Labor Statistics (BLS) integrates data from the Energy Information Administration (EIA) to calculate the motor fuel components of the Consumer Price Index (CPI) [^][^][^]. BLS research confirms that gasoline price changes reported by the CPI and EIA are "extremely similar," taking into account that the CPI motor fuel index reflects average prices over a calendar month [^]. For April 2026, the EIA reported an average gasoline price of $4.102 per gallon, marking an increase from the March 2026 average of $3.637 per gallon [^].
Gasoline's overall CPI impact extends beyond its direct weighting. While gasoline directly accounts for roughly 3% of the CPI, its indirect influence on the overall index is considerably greater [^][^]. This broader impact arises from its effect on freight, logistics, airline tickets, and general household costs [^][^]. For example, in March 2026, a 21.2-percent increase in the gasoline index alone accounted for nearly three-quarters of that month's overall all-items CPI rise [^]. Therefore, prediction markets tracking the "CPI month-over-month in Apr 2026?" closely monitor the real-time and weekly gasoline price data released by the EIA throughout April [^][^].
5. What evidence from recent rental market indices supports the 'shelter' component remaining a key driver of Core CPI in the April 2026 release?
| CPI Shelter MoM Increase | 0.3% (March 2026) [^] |
|---|---|
| Zillow Annual OER Forecast | 3.2% (April 2026) [^] |
| ZORI Typical US Rent | $1,930 (April 2026) [^] |
Shelter costs consistently contribute to Core CPI's upward trajectory. In March 2026, the CPI shelter index increased by 0.3% month-over-month, driven by a 0.2% rise in rent and a 0.3% increase in owners' equivalent rent (OER) [^]. Looking ahead, Zillow's April 2026 forecast projects annual rent inflation at 2.6% and annual OER inflation at 3.2%, indicating that shelter inflation will remain a notable factor for Core CPI [^].
Observed rent measures highlight ongoing, positive monthly rent growth. Zillow's observed rent measure (ZORI) for April 2026 reported the typical U.S. rent at $1,930, representing an increase of 0.6% from March and 1.9% year-over-year [^]. Similarly, the Apartments.com/CoStar April 2026 report noted national average rents increased to $1,730, up 0.2% from March [^].
Despite some moderation, overall rent inflation persistently drives Core CPI. While annual rent growth has shown signs of easing, such as a 0.5% increase in April compared to 0.6% in March [^], and Realtor.com reporting a 1.5% year-over-year drop in median rent for 0-2 bedroom properties in large metros for March 2026 [^], these figures still point to persistent, low-positive rent inflation, affirming shelter's ongoing role as a key contributor to Core CPI [^].
6. How are the primary inflationary drivers for the April 2026 CPI expected to differ from the energy-driven surge in the March 2026 report?
| March 2026 Energy CPI MoM | +10.9% [^][^][^][^] |
|---|---|
| March 2026 Gasoline CPI MoM | +21.2% [^][^][^][^] |
| April 2026 CPI MoM Forecast | +0.45% [^] |
March 2026 CPI was primarily driven by a significant energy surge. The Consumer Price Index (CPI) month-over-month (MoM) increase was overwhelmingly energy-led, with energy prices rising 10.9% MoM and gasoline surging 21.2% MoM. These two categories collectively accounted for nearly three-quarters of the all-items monthly increase. In contrast, core CPI recorded a smaller rise of 0.2% MoM [^][^][^][^].
April 2026 CPI inflation drivers are expected to shift away from energy. The primary inflationary drivers for April 2026 CPI are anticipated to differ from March's energy-led surge, moving away from a direct gasoline impulse. Instead, April’s drivers are expected to involve base effects stemming from March’s spike and a slower or secondary pass-through into non-energy categories [^][^][^][^]. This suggests that April’s inflation will be less dominated by an immediate energy shock and more normalized compared to March’s energy-driven impulse [^][^].
Forecasts support April's expected moderation in headline inflation. The Cleveland Fed's inflation nowcasting predicts April 2026 CPI MoM at +0.45% as of May 5, indicating a comparatively moderate headline movement relative to March’s +0.9% MoM surge [^]. Market-implied expectations for April headline CPI MoM also cluster around 0.5% to 0.6%, consistent with a more normalized inflationary environment [^].
7. What do historical BLS and FRED data from the last decade reveal about typical CPI seasonality for the month of April?
| Avg. Seasonally Adjusted CPI Change (Apr) | roughly 0.27% (2016–2024) [^] |
|---|---|
| April 2020 Seasonally Adjusted CPI Change | -0.8% [^] |
| April 2020 Not Seasonally Adjusted CPI Change | -0.7% [^] |
Seasonally adjusted CPI in April typically shows a positive monthly change. Historical data from 2016 to 2024 indicates that the seasonally adjusted Consumer Price Index (CPI) for April generally increased month-over-month, averaging approximately 0.27% [^]. During this period, most April values for the seasonally adjusted 1-month percent change were observed to be between 0.2% and 0.4%, with a significant outlier in April 2020, which recorded a decline of -0.8% [^]. The BLS CPI-U (CUSR0000SA0), which is seasonally adjusted, serves as a close historical analog for projecting future CPI month-over-month changes, such as those used for an April 2026 prediction market [^][^].
Not seasonally adjusted CPI also generally rises in April, with exceptions. From 2016 to 2024, the not seasonally adjusted CPI (CUUR0000SA0) also demonstrated a general month-over-month increase in April, with the notable exception of April 2020, which experienced a -0.7% change [^]. Excluding April 2020, April values in other years (2016–2019 and 2021–2024) ranged from 0.3% to 0.8% [^]. This pattern suggests that while April usually experiences a positive month-over-month change, it can exhibit a negative shift during periods characterized by weaker inflationary pressures, as evidenced by the data from April 2020 [^].
8. What leading economic indicators support the market consensus, seen on Polymarket, for a high April 2026 CPI reading?
| Polymarket April 2026 CPI Forecast | 0.6% and 0.5% month-over-month [^] |
|---|---|
| March 2026 CPI Gasoline Increase | 21.2% (seasonally adjusted) [^] |
| April 2026 Regular Gasoline Price | $4.10 per gallon (up 12.8% from March 2026) [^] |
Persistent energy price increases drive the high April 2026 CPI forecast. The Polymarket consensus predicts the April 2026 Consumer Price Index (CPI) reading to be around 0.6% and 0.5% month-over-month, primarily supported by ongoing increases in energy prices [^]. High-frequency indicators like daily Brent oil prices and weekly retail gasoline prices are crucial for nowcasting headline inflation, serving as leading indicators for the CPI month-over-month trajectory [^]. A significant energy shock occurred in March 2026, when gasoline prices rose by 21.2% (seasonally adjusted), accounting for nearly three-quarters of the overall monthly all-items increase [^]. This upward trend continued into April, with regular gasoline prices reaching $4.10 per gallon, a 12.8% increase from March 2026, indicating a continued risk of elevated CPI month-over-month due to energy factors [^].
Sustained shelter and rent costs contribute to elevated CPI projections. The enduring persistence of shelter and rent expenses is another critical factor contributing to forecasts clustering near 0.5% rather than drifting significantly lower [^]. While Zillow’s rent series (ZORI) exhibited signs of deceleration, it remained positive in March, with the typical asking rent increasing by 1.8% year-over-year. This represented the slowest annual pace observed since 2020, suggesting that disinflation within the shelter component will likely be gradual rather than a sharp decline [^].
9. What Could Change the Odds
Key Catalysts
The consensus among forecasters suggests a gradual decrease in inflation toward the Federal Reserve's 2 percent target throughout 2026 [^] . However, some analysts believe this optimism might be premature, projecting that inflation could exceed 4 percent by the end of 2026 [^]. As of March 2026, prediction markets suggested a meaningful probability of inflation climbing higher in 2026, with some forecasts indicating the CPI could reach as much as 3.5% year-over-year [^]. Investors will be monitoring the release of the Consumer Price Index (CPI) for April 2026 on Tuesday, May 12, 2026, at 8:30 a.m. Eastern Time [^][^][^][^][^][^][^], and the CPI for May 2026 on June 10, 2026 [^][^].
Key catalysts influencing market probabilities include energy inflation, where geopolitical risks, such as disruptions from the US-Iran military engagement, can lead to higher oil prices, increasing headline CPI pressure and broader inflation expectations [^] . Vanguard revised its year-end 2026 core inflation forecast upward, citing higher energy prices due to escalating geopolitical tensions [^]. Additionally, tariff pass-through, where companies may raise prices to offset increased input costs, could lead to both inflation and slower economic growth [^][^][^]. If CPI remains persistently above the Federal Reserve's 2% target, this could lead to higher probabilities of the Fed maintaining or increasing interest rates, rather than cutting them [^][^].
Key Dates & Catalysts
- Expiration: August 11, 2026
- Closes: May 12, 2026
10. Decision-Flipping Events
- Trigger: The consensus among forecasters suggests a gradual decrease in inflation toward the Federal Reserve's 2 percent target throughout 2026 [^] .
- Trigger: However, some analysts believe this optimism might be premature, projecting that inflation could exceed 4 percent by the end of 2026 [^] .
- Trigger: As of March 2026, prediction markets suggested a meaningful probability of inflation climbing higher in 2026, with some forecasts indicating the CPI could reach as much as 3.5% year-over-year [^] .
- Trigger: Investors will be monitoring the release of the Consumer Price Index (CPI) for April 2026 on Tuesday, May 12, 2026, at 8:30 a.m.
12. Related News
Last updated: May 8, 2026, 05:42 UTC
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13. Historical Resolutions
Historical Resolutions: 20 markets in this series
Outcomes: 1 resolved YES, 19 resolved NO
Recent resolutions:
- KXECONSTATCPI-26MAR-T1.5: NO (Apr 10, 2026)
- KXECONSTATCPI-26MAR-T1.4: NO (Apr 10, 2026)
- KXECONSTATCPI-26MAR-T1.3: NO (Apr 10, 2026)
- KXECONSTATCPI-26MAR-T1.2: NO (Apr 10, 2026)
- KXECONSTATCPI-26MAR-T1.1: NO (Apr 10, 2026)
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