kst_clock
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 2026-09-30, from spy-etf-price-in-krw.
| kst_clock | june_volume_m | january_volume_m |
|---|---|---|
| 22:30 | 5.34 | 0.33 |
| 23:00 | 3.71 | 0.42 |
| 23:30 | 3.02 | 9.62 |
| 00:00 | 2.71 | 6.53 |
| 00:30 | 3.4 | 5.86 |
| 01:00 | 2.51 | 4.41 |
| 01:30 | 2.38 | 4.13 |
| 02:00 | 2.55 | 3.43 |
| 02:30 | 2.56 | 3.27 |
| 03:00 | 3.02 | 3.01 |
| 03:30 | 3.24 | 2.89 |
| 04:00 | 4.18 | 3.84 |
| 04:30 | 10.85 | 4.58 |
| 05:00 | 8.12 | 5.09 |
| 05:30 | 0.55 | 12.52 |
| 06:00 | 0.22 | 5.6 |
- Rows × columns
- 16 × 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 |
|---|---|---|---|
kst_clock |
text | 16 distinct values (00:00, 00:30, 01:00…) | |
june_volume_m |
number | 0.22 to 10.85 | count |
january_volume_m |
number | 0.33 to 12.52 | count |
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 minute_bars AS
(
SELECT
toTimeZone(window_start, 'Asia/Seoul') AS kst,
toDate(toTimeZone(window_start, 'America/New_York')) AS et_date,
volume
FROM global_markets.delayed_stocks_minute_aggs
WHERE ticker = 'SPY'
AND (
(window_start >= '2026-06-01 00:00:00' AND window_start < '2026-07-01 00:00:00')
OR (window_start >= '2026-01-05 00:00:00' AND window_start < '2026-02-01 00:00:00')
)
)
SELECT
formatDateTime(toStartOfInterval(kst, INTERVAL 30 MINUTE), '%H:%i') AS kst_clock,
round(sumIf(volume, et_date >= toDate('2026-06-01'))
/ greatest(uniqExactIf(et_date, et_date >= toDate('2026-06-01')), 1) / 1e6, 2) AS june_volume_m,
round(sumIf(volume, et_date < toDate('2026-06-01'))
/ greatest(uniqExactIf(et_date, et_date < toDate('2026-06-01')), 1) / 1e6, 2) AS january_volume_m
FROM minute_bars
GROUP BY kst_clock
HAVING greatest(june_volume_m, january_volume_m) >= 2
ORDER BY (toUInt16(substring(kst_clock, 1, 2)) * 60 + toUInt16(substring(kst_clock, 4, 2)) + 420) % 1440
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