Which 10-K sections get captured, and how long they run
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 2026-10-09, from How to Read a 10-K Annual Report Filing.
| section | filing_count | company_count | avg_thousand_characters |
|---|---|---|---|
| business | 4970 | 1625 | 46.5 |
| risk_factors | 4957 | 1621 | 69.9 |
| mda | 194 | 194 | 55.1 |
- Rows × columns
- 3 × 4
- 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 |
|---|---|---|---|
section |
text | 3 distinct values (business, mda, risk_factors) | |
filing_count |
number | 194 to 4,970 | count |
company_count |
number | 194 to 1,625 | count |
avg_thousand_characters |
number | 46.5 to 69.9 |
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
section AS section,
uniqExact(cik, period_end) AS filing_count,
uniqExact(cik) AS company_count,
round(avg(length(text)) / 1000.0, 1) AS avg_thousand_characters
FROM global_markets.stocks_10k_sections
WHERE period_end >= '2020-01-01'
AND section != ''
AND length(text) > 0
GROUP BY section
ORDER BY filing_count DESC
LIMIT 12
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