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CPI year-over-year, computed from the index against the same month a year earlier

Answered against 22 years of US equities and 12 years of US options data and published with the query that produced it. This result is stored as of 2026-08-11, from Macro Picture Entering H2 2026, With Receipts.

as of table 6×5read in context →
CPI year-over-year, computed from the index against the same month a year earlier — 6 rows by 5 columns, computed from US exchange, SIP and OPRA data.
period_startcpi_indexcpi_yoy_pctcore_yoy_pctaccel_since_jan_pts
2026-01-01326.62.42.50
2026-02-01327.52.42.50
2026-03-01330.33.32.60.9
2026-04-01332.43.82.71.4
2026-05-013344.22.81.8
2026-06-01332.63.52.61.1
Rows × columns
6 × 5
Period covered
to
Computed
Completeness
No missing values
Source
US exchange, SIP and OPRA market data
Licence
Strasmore terms · free, no signup
Formats
JSON · CSV · the SQL below

What each column holds

Column definitions for CPI year-over-year, computed from the index against the same month a year earlier, derived from the stored result.
ColumnTypeRangeNotes
period_start date 2026-01-01 to 2026-06-01
cpi_index number 326.6 to 334
cpi_yoy_pct number 2.4 to 4.2 percent
core_yoy_pct number 2.5 to 2.8 percent
accel_since_jan_pts number 0 to 1.8

Computed from Strasmore's warehouse of US exchange, SIP and OPRA market data. Equity prices are delayed; options greeks and implied volatility are end-of-day. This result is stored, not recomputed on load — it is exactly the numbers that were returned on , and the query below is what returned them.

the exact SQL behind every number 
SELECT toString(date) AS period_start,
    round(cpi, 1) AS cpi_index,
    round((cpi / any(cpi_prior) - 1) * 100, 1) AS cpi_yoy_pct,
    round((cpi_core / any(core_prior) - 1) * 100, 1) AS core_yoy_pct,
    round(cpi_yoy_pct - first_value(cpi_yoy_pct) OVER (ORDER BY date), 1) AS accel_since_jan_pts
FROM global_markets.inflation
INNER JOIN (
    SELECT date + INTERVAL 1 YEAR AS match_date, cpi AS cpi_prior, cpi_core AS core_prior
    FROM global_markets.inflation
    WHERE date >= toDate('2025-01-01') AND date <= toDate('2025-06-01')
) AS p ON date = p.match_date
WHERE date >= toDate('2026-01-01') AND date <= toDate('2026-06-01')
GROUP BY date, cpi, cpi_core
ORDER BY date

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