volume_by_hour
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 2026-10-06, from us-market-volume-by-hour-east-africa-time.
| eat_time | et_time | volume_share_pct | trades_share_pct |
|---|---|---|---|
| 11:00 | 04:00 | 0.51 | 1.13 |
| 12:00 | 05:00 | 0.17 | 0.42 |
| 13:00 | 06:00 | 0.19 | 0.46 |
| 14:00 | 07:00 | 0.68 | 0.81 |
| 15:00 | 08:00 | 1.07 | 0.99 |
| 16:00 | 09:00 | 16.41 | 13.33 |
| 17:00 | 10:00 | 17 | 21.14 |
| 18:00 | 11:00 | 12.34 | 19.15 |
| 19:00 | 12:00 | 9.6 | 11.16 |
| 20:00 | 13:00 | 8.3 | 7.76 |
| 21:00 | 14:00 | 8.95 | 7.58 |
| 22:00 | 15:00 | 18.28 | 13.59 |
| 23:00 | 16:00 | 5.11 | 0.96 |
| 00:00 | 17:00 | 0.95 | 0.64 |
| 01:00 | 18:00 | 0.27 | 0.47 |
| 02:00 | 19:00 | 0.18 | 0.4 |
- Rows × columns
- 16 × 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 |
|---|---|---|---|
eat_time |
text | 16 distinct values (00:00, 01:00, 02:00…) | |
et_time |
text | 16 distinct values (04:00, 05:00, 06:00…) | |
volume_share_pct |
number | 0.17 to 18.28 | percent |
trades_share_pct |
number | 0.4 to 21.14 | 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.
WITH
(
SELECT sum(volume)
FROM global_markets.delayed_stocks_minute_aggs
WHERE ticker IN ('SPY', 'QQQ', 'AAPL', 'MSFT', 'NVDA', 'AMZN', 'TSLA')
AND window_start >= '2026-08-03 00:00:00'
AND window_start < '2026-10-01 00:00:00'
) AS basket_volume,
(
SELECT sum(transactions)
FROM global_markets.delayed_stocks_minute_aggs
WHERE ticker IN ('SPY', 'QQQ', 'AAPL', 'MSFT', 'NVDA', 'AMZN', 'TSLA')
AND window_start >= '2026-08-03 00:00:00'
AND window_start < '2026-10-01 00:00:00'
) AS basket_trades
SELECT
formatDateTime(toTimeZone(window_start, 'Africa/Nairobi'), '%H:00') AS eat_time,
formatDateTime(toTimeZone(window_start, 'America/New_York'), '%H:00') AS et_time,
round(100 * toFloat64(sum(volume)) / toFloat64(basket_volume), 2) AS volume_share_pct,
round(100 * toFloat64(sum(transactions)) / toFloat64(basket_trades), 2) AS trades_share_pct
FROM global_markets.delayed_stocks_minute_aggs
WHERE ticker IN ('SPY', 'QQQ', 'AAPL', 'MSFT', 'NVDA', 'AMZN', 'TSLA')
AND window_start >= '2026-08-03 00:00:00'
AND window_start < '2026-10-01 00:00:00'
GROUP BY eat_time, et_time
HAVING sum(volume) > 1000000
ORDER BY max(toHour(toTimeZone(window_start, 'America/New_York'))), eat_time
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