Core PCE YoY - August 2026
I think there is still a meaningful but limited chance that August core PCE prints at 3.0% or below, with the most likely outcome still slightly above the threshold. The market’s low Yes price looks broadly sensible, though I would give Yes a bit more than 16.5% because a modest downside surprise is plausible if recent disinflation has continued.
Analysis
The market is asking whether August 2026 core PCE will come in at 3.0% or less on a year-over-year basis. With the current Yes price at 16.5%, traders are already leaning strongly toward a reading above 3.0%, implying that the consensus expectation is for core inflation to remain sticky. That makes sense structurally, because year-over-year inflation is a lagging measure and can stay elevated even when monthly momentum has cooled. To get to 3.0% or below, August would likely need to benefit from a combination of moderate monthly core gains over the prior year and no meaningful upside surprise in the latest month. Given how close the threshold is to typical mid-cycle inflation readings, the outcome is not impossible, but it does require conditions to line up favorably.
The strongest argument for a Yes outcome is that core goods disinflation and slower services inflation can gradually pull the annual rate down if the monthly trend remains mild. Year-over-year PCE can fall faster than many expect once the base period rolls forward, so a sequence of relatively tame monthly prints through late summer can push the annual figure to 3.0% or below even without outright weakness. In addition, if housing-related services and other sticky components have continued easing, the August report could land just under the line. Because the market is only asking for one decimal precision, a modest move from 3.04% to 2.95% is enough to flip the outcome, which keeps some genuine probability on the Yes side.
The main reason to lean No is that core PCE has historically been reluctant to break cleanly below 3.0% when underlying services inflation is still firm and the labor market is not clearly deteriorating. Even if goods inflation is subdued, persistent service categories can keep the annual measure elevated for months. The market price suggests participants think the monthly path into August has been too warm for a sub-3.0% reading, and that view is often justified when inflation is in the last mile of disinflation. On balance, I think the threshold is close enough that an upside surprise is not the dominant risk, but it remains the most likely outcome given the current pricing and the sticky nature of the series.
Arguments
For
- Arguments for Yes: If recent monthly core inflation has stayed subdued, the rolling 12-month rate could slip to 3.0% or lower by August.
- Arguments for Yes: The threshold is narrow enough that a small downside surprise in one release can change the rounded outcome.
Against
- Arguments against Yes: Core services inflation often remains sticky, which can keep year-over-year PCE above 3.0% even after goods prices cool.
- Arguments against Yes: The market-implied probability already indicates that traders expect the annual rate to remain above the cutoff.
Key drivers
- The month-to-month core PCE trend through mid-2026 will determine whether the year-over-year rate can drift under 3.0%.
- Sticky services inflation, especially in shelter-adjacent and labor-intensive categories, could keep the annual rate above the threshold.
Risk factors
- A single slightly hot August print could keep the annual figure above 3.0% because the cutoff is tight and reported to one decimal place.
- Missing recent market-moving data makes it harder to detect whether the final summer inflation trend has accelerated or cooled.
Scenarios
Best case
Monthly core inflation remains soft through August, allowing the 12-month rate to edge just below 3.0% and resolve Yes on a narrow margin.
Most likely
Core PCE remains close to 3.0% but slightly above it, with sticky services preventing a clean break below the threshold.
Worst case
August core PCE re-accelerates or simply stays firm enough that the year-over-year rate prints clearly above 3.0%, making No the outcome.
More from this day
- pop culturePolymarket11d
"Spider-Man: Brand New Day" total domestic gross by September 30?
AI99%MKT10%Edge+89Hidden GemIt is overwhelmingly likely that Spider-Man: Brand New Day will be below 940 million domestically by September 30. That threshold is far above what even the biggest Spider-Man films typically reach in a single run, especially within roughly two months of release.
- politicsPolymarket3mo
Will the U.S. invade Iran before 2027?
AI84%MKT14%Edge+70Hidden GemThe market looks substantially more likely to resolve Yes than the current price suggests because the reporting already describes U.S. military action in Iran in 2026, and the war is still active with no durable settlement. The main uncertainty is definitional, since a strict ground-control invasion is harder to confirm than strikes and wider offensive operations.
- CompaniesKalshi1y
Starbucks total global stores in 2026
AI66%MKT11%Edge+55Hidden GemI think Starbucks is materially more likely than not to report more than 41,800 global stores in 2026. The market appears to be pricing in a slowdown that is possible, but the threshold is low enough relative to Starbucks’ historical footprint growth that Yes should be favored.