Trade condition flags on one full session
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 2026-08-13, from Self-Match Prevention and Wash Trades.
| condition_name | print_count | share_pct |
|---|---|---|
| Odd Lot Trade | 620227 | 48.34 |
| Trade Thru Exempt | 301475 | 23.5 |
| Intermarket Sweep | 259802 | 20.25 |
| Form T/Extended Hours | 44559 | 3.47 |
| Derivatively Priced | 39250 | 3.06 |
| Average Price Trade | 15774 | 1.23 |
| Qualified Contingent Trade | 1093 | 0.09 |
| Stock Option | 577 | 0.04 |
| Cash Sale | 218 | 0.02 |
| Prior Reference Price | 79 | 0.01 |
- Rows × columns
- 10 × 3
- 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 |
|---|---|---|---|
condition_name |
text | 10 distinct values | |
print_count |
number | 79 to 620,227 | count |
share_pct |
number | 0.01 to 48.34 | 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.
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
condition_name,
print_count,
round(100 * print_count / sum(print_count) OVER (), 2) AS share_pct
FROM
(
SELECT
cc.id AS condition_id,
any(cc.name) AS condition_name,
count() AS print_count
FROM
(
SELECT toInt32(arrayJoin(conditions)) AS condition_id
FROM global_markets.stocks_trades
WHERE ticker = 'AAPL'
AND sip_timestamp >= toDateTime('2026-06-10 08:00:00', 'UTC')
AND sip_timestamp < toDateTime('2026-06-11 04:00:00', 'UTC')
) AS f
INNER JOIN
(
SELECT
toInt32(id) AS id,
any(name) AS name
FROM global_markets.stocks_condition_codes
WHERE asset_class = 'stocks'
AND has(data_types, 'trade')
GROUP BY id
) AS cc ON cc.id = f.condition_id
GROUP BY condition_id
)
ORDER BY print_count DESC
LIMIT 10
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