How much of a company an IPO actually sells
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 2026-09-20, from Early Lockup Release: Triggers and Waivers.
| share_sold | ipos |
|---|---|
| under 5% | 40 |
| 5% to 10% | 98 |
| 10% to 15% | 149 |
| 15% to 20% | 77 |
| 20% to 30% | 125 |
| 30% or more | 682 |
- Rows × columns
- 6 × 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 |
|---|---|---|---|
share_sold |
text | 6 distinct values (10% to 15%, 15% to 20%, 20% to 30%…) | |
ipos |
number | 40 to 682 |
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
multiIf(pct < 5, 'under 5%',
pct < 10, '5% to 10%',
pct < 15, '10% to 15%',
pct < 20, '15% to 20%',
pct < 30, '20% to 30%',
'30% or more') AS share_sold,
count() AS ipos
FROM
(
SELECT
ticker,
round(100 * max(toFloat64(max_shares_offered)) / max(toFloat64(shares_outstanding)), 2) AS pct
FROM global_markets.stocks_ipos
WHERE listing_date >= '2022-01-01'
AND listing_date <= today()
AND ticker NOT IN ('SPCX')
AND shares_outstanding > 0
AND max_shares_offered > 0
GROUP BY ticker
HAVING pct > 0 AND pct <= 100
)
GROUP BY share_sold
ORDER BY min(pct)
Work with this data in your AI assistant
Opens ready to query, with this page's data. Free, no account.