STRASMORE/EXPLORE 2,170 QUERIES

How far SPY travels between month end and the third-week release window

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 2026-08-22, from FINRA Margin Debt Statistics, Explained.

as of ranking 6×3read in context →
How far SPY travels between month end and the third-week release window — 6 rows by 3 columns, computed from US exchange, SIP and OPRA data.
move_bucketmonths_countshare_pct
0 to 1%5221.1
1 to 2%5421.9
2 to 3%4518.2
3 to 5%5221.1
5 to 8%2911.7
8% or more156.1
Rows × columns
6 × 3
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 How far SPY travels between month end and the third-week release window, derived from the stored result.
ColumnTypeRangeNotes
move_bucket text 6 distinct values (0 to 1%, 1 to 2%, 2 to 3%…)
months_count number 15 to 54 count
share_pct number 6.1 to 21.9 percent

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
WITH daily AS
(
    SELECT
        toDate(toTimeZone(window_start, 'America/New_York')) AS d,
        argMax(close, window_start)                          AS px
    FROM global_markets.delayed_stocks_minute_aggs
    WHERE ticker = 'SPY'
      AND window_start >= toDateTime('2006-01-01 00:00:00')
      AND (toHour(toTimeZone(window_start, 'America/New_York')) * 60
           + toMinute(toTimeZone(window_start, 'America/New_York'))) >= 570
      AND (toHour(toTimeZone(window_start, 'America/New_York')) * 60
           + toMinute(toTimeZone(window_start, 'America/New_York'))) < 960
    GROUP BY d
),
reference_month AS
(
    SELECT
        toStartOfMonth(d) AS m,
        max(d)            AS as_of,
        argMax(px, d)     AS as_of_close
    FROM daily
    GROUP BY m
),
release AS
(
    SELECT
        m,
        as_of,
        as_of_close,
        addDays(toStartOfMonth(addMonths(m, 1)), 19) AS release_day
    FROM reference_month
),
gaps AS
(
    SELECT
        r.m AS m,
        abs(round(100 * (toFloat64(argMax(d.px, d.d))
                         / toFloat64(any(r.as_of_close)) - 1), 2)) AS abs_move_pct
    FROM release AS r
    CROSS JOIN daily AS d
    WHERE d.d > r.as_of
      AND d.d <= r.release_day
      AND r.release_day < today()
    GROUP BY r.m
)
SELECT
    multiIf(abs_move_pct < 1, '0 to 1%',
            abs_move_pct < 2, '1 to 2%',
            abs_move_pct < 3, '2 to 3%',
            abs_move_pct < 5, '3 to 5%',
            abs_move_pct < 8, '5 to 8%',
                              '8% or more')        AS move_bucket,
    count()                                        AS months_count,
    round(100 * count() / (SELECT count() FROM gaps), 1) AS share_pct
FROM gaps
GROUP BY move_bucket
ORDER BY min(abs_move_pct)

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