STRASMORE/EXPLORE 2,170 QUERIES

Calendar days from transaction date to Form 4 filing date

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 2026-08-08, from How to Read a Form 4 Insider Trading Filing.

as of ranking 6×3read in context →
Calendar days from transaction date to Form 4 filing date — 6 rows by 3 columns, computed from US exchange, SIP and OPRA data.
lag_buckettransaction_countshare_pct
Same day1115048.5
1 calendar day28292721.6
2 calendar days45253134.6
3 calendar days1073538.2
4 to 7 days31635724.2
More than 7 days371552.8
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 Calendar days from transaction date to Form 4 filing date, derived from the stored result.
ColumnTypeRangeNotes
lag_bucket text 6 distinct values
transaction_count number 37,155 to 452,531 count
share_pct number 2.8 to 34.6 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
SELECT
    multiIf(
        f.lag_days = 0, 'Same day',
        f.lag_days = 1, '1 calendar day',
        f.lag_days = 2, '2 calendar days',
        f.lag_days = 3, '3 calendar days',
        f.lag_days <= 7, '4 to 7 days',
        'More than 7 days')                             AS lag_bucket,
    count()                                             AS transaction_count,
    round(100 * count() / any(t.total_lines), 1)        AS share_pct
FROM
(
    SELECT dateDiff('day', transaction_date, filing_date) AS lag_days
    FROM global_markets.stocks_form4
    WHERE filing_date >= toDate('2025-08-01')
      AND filing_date <  toDate('2026-08-01')
      AND form_type = '4'
      AND transaction_date >= toDate('2025-06-01')
      AND transaction_date <= filing_date
) AS f
CROSS JOIN
(
    SELECT count() AS total_lines
    FROM global_markets.stocks_form4
    WHERE filing_date >= toDate('2025-08-01')
      AND filing_date <  toDate('2026-08-01')
      AND form_type = '4'
      AND transaction_date >= toDate('2025-06-01')
      AND transaction_date <= filing_date
) AS t
GROUP BY lag_bucket
ORDER BY min(f.lag_days)

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