How long 13F holdings filings take to reach the public
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 2026-10-04, from h5i-db: Point-in-Time Data for Backtests.
| period_end_date | filings_count | avg_days_to_public |
|---|---|---|
| 2022-09-30 | 177 | 216.2 |
| 2022-12-31 | 9130 | 42.8 |
| 2023-03-31 | 8918 | 41.3 |
| 2023-06-30 | 8956 | 40.9 |
| 2023-09-30 | 8971 | 41.5 |
| 2023-12-31 | 9502 | 43.2 |
| 2024-03-31 | 9384 | 41.9 |
| 2024-06-30 | 9436 | 41 |
| 2024-09-30 | 9425 | 39.3 |
| 2024-12-31 | 10296 | 41.4 |
| 2025-03-31 | 10282 | 40.4 |
| 2025-06-30 | 10328 | 39.4 |
| 2025-09-30 | 10300 | 39.9 |
| 2025-12-31 | 11160 | 40.6 |
| 2026-03-31 | 11020 | 36.5 |
| 2026-06-30 | 11027 | 34.7 |
- Rows × columns
- 16 × 3
- Period covered
- to
- Computed
- Completeness
- No missing values
- Source
- US exchange, SIP and OPRA market data
- Licence
- Strasmore terms · free, no signup
What each column holds
| Column | Type | Range | Notes |
|---|---|---|---|
period_end_date |
date | 2022-09-30 to 2026-06-30 | |
filings_count |
number | 177 to 11,160 | count |
avg_days_to_public |
number | 34.7 to 216.2 |
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.
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This is the exact query behind the result above. Change a ticker, a date or a column and run it against the warehouse — no account, no key. The no-signup tier is smaller than the one this page was computed on; a query that reaches past it comes back saying which plan runs it.
WITH per_filing AS
(
SELECT
accession_number,
any(toDate(parseDateTimeBestEffortOrNull(toString(period)))) AS period_end,
any(toDate(filing_date)) AS filed_on
FROM global_markets.stocks_13f_filings
WHERE filing_date >= '2023-01-01'
GROUP BY accession_number
)
SELECT
toString(period_end) AS period_end_date,
countDistinct(accession_number) AS filings_count,
round(avg(dateDiff('day', period_end, filed_on)), 1) AS avg_days_to_public
FROM per_filing
WHERE period_end IS NOT NULL
AND filed_on >= period_end
AND filed_on <= period_end + 400
GROUP BY period_end
HAVING filings_count >= 100
ORDER BY period_end
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