Where one session of AAPL prints actually happened, by venue
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 2026-10-05, from Why a Limit Order Didn't Fill: 5 Causes.
| venue | shares_millions | pct_of_shares | prints |
|---|---|---|---|
| FINRA Alternative Display Facility | 11.48 | 47.6 | 381723 |
| Nasdaq | 5.7 | 23.6 | 112627 |
| NYSE Arca, Inc. | 1.93 | 8 | 58899 |
| Cboe BZX | 1.29 | 5.4 | 34106 |
| Investors Exchange | 0.93 | 3.9 | 23913 |
| New York Stock Exchange | 0.8 | 3.3 | 21812 |
| Cboe EDGX | 0.67 | 2.8 | 14560 |
| Members Exchange | 0.41 | 1.7 | 10334 |
| NYSE Texas, Inc. | 0.3 | 1.3 | 1310 |
| Cboe BYX | 0.12 | 0.5 | 3199 |
| Cboe EDGA | 0.12 | 0.5 | 4146 |
| Nasdaq Texas, Inc. | 0.11 | 0.4 | 3516 |
| MIAX Pearl | 0.07 | 0.3 | 1645 |
| Texas Stock Exchange LLC | 0.06 | 0.3 | 1720 |
| Nasdaq Philadelphia Exchange LLC | 0.05 | 0.2 | 1272 |
- Rows × columns
- 15 × 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 |
|---|---|---|---|
venue |
text | 15 distinct values (Cboe BYX, Cboe BZX, Cboe EDGA…) | |
shares_millions |
number | 0.05 to 11.48 | count |
pct_of_shares |
number | 0.2 to 47.6 | percent |
prints |
number | 1,272 to 381,723 |
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
venue,
round(shares / 1e6, 2) AS shares_millions,
round(100 * shares / sum(shares) OVER (), 1) AS pct_of_shares,
prints
FROM
(
SELECT
any(if(empty(x.name), concat('Venue ', toString(t.exchange)), x.name)) AS venue,
sum(t.size) AS shares,
count() AS prints
FROM global_markets.stocks_trades AS t
LEFT JOIN global_markets.stocks_exchanges AS x ON x.id = t.exchange
WHERE t.ticker = 'AAPL'
AND t.sip_timestamp >= '2026-09-15 00:00:00'
AND t.sip_timestamp < '2026-09-16 00:00:00'
AND (toHour(toTimeZone(t.sip_timestamp, 'America/New_York')) * 60
+ toMinute(toTimeZone(t.sip_timestamp, 'America/New_York'))) >= 570
AND (toHour(toTimeZone(t.sip_timestamp, 'America/New_York')) * 60
+ toMinute(toTimeZone(t.sip_timestamp, 'America/New_York'))) < 960
GROUP BY t.exchange
)
ORDER BY shares_millions DESC
LIMIT 15
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