When Q1 2026 13F reports landed, by week after quarter end
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 2026-09-26, from What Is Form N-PORT? Fund Holdings Filing.
| week_after_quarter_end | filings |
|---|---|
| Week 1 | 67 |
| Week 2 | 585 |
| Week 3 | 833 |
| Week 4 | 1157 |
| Week 5 | 1046 |
| Week 6 | 1524 |
| Week 7 | 3437 |
| Week 8 | 64 |
| Week 9 | 36 |
| Week 10 | 14 |
| Week 11 | 17 |
| Week 12 | 7 |
| Week 13 | 5 |
- Rows × columns
- 13 × 2
- 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 |
|---|---|---|---|
week_after_quarter_end |
text | 13 distinct values (Week 1, Week 10, Week 11…) | |
filings |
number | 5 to 3,437 |
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.
Run it yourself
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.
SELECT
concat('Week ', toString(w.week_no)) AS week_after_quarter_end,
toUInt32(ifNull(f.filings, 0)) AS filings
FROM
(
SELECT arrayJoin(range(1, 14)) AS week_no
) AS w
LEFT JOIN
(
SELECT
intDiv(days_to_file, 7) + 1 AS week_no,
count() AS filings
FROM
(
SELECT
accession_number,
dateDiff('day', toDate('2026-03-31'), any(filing_date)) AS days_to_file
FROM global_markets.stocks_13f_filings
WHERE form_type = '13F-HR'
AND toDate(toString(period)) = toDate('2026-03-31')
GROUP BY accession_number
)
WHERE days_to_file BETWEEN 0 AND 90
GROUP BY week_no
) AS f ON f.week_no = w.week_no
ORDER BY w.week_no
Work with this data in your AI assistant
Opens ready to query, with this page's data. Free, no account.