Session verification: first/last SPY bar ET, regular-bar count, holiday receipts, next closure
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 2026-08-01, from Market Recap: July 29, 2026, The Day in Numbers.
- Rows × columns
- 1 × 7
- Period covered
- 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 |
|---|---|---|---|
first_spy_bar_et |
text | 1 distinct value (04:00) | |
last_spy_bar_et |
text | 1 distinct value (19:59) | |
regular_session_bars |
number | every row is 390 | |
day_sessions |
number | every row is 1 | |
jul29_holiday_rows |
number | every row is 0 | |
next_closure_date |
date | 2026-09-07 | |
next_closure_name |
text | 1 distinct value (Labor Day) |
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
formatDateTime(min(toTimeZone(window_start, 'America/New_York')), '%H:%i') AS first_spy_bar_et,
formatDateTime(max(toTimeZone(window_start, 'America/New_York')), '%H:%i') AS last_spy_bar_et,
countIf(window_start >= '2026-07-29 13:30:00' AND window_start < '2026-07-29 20:00:00') AS regular_session_bars,
uniqExactIf(toDate(toTimeZone(window_start, 'America/New_York')), window_start >= '2026-07-29 13:30:00' AND window_start < '2026-07-29 20:00:00') AS day_sessions,
(SELECT count() FROM global_markets.stocks_market_holidays WHERE date = '2026-07-29') AS jul29_holiday_rows,
(SELECT toString(min(date)) FROM global_markets.stocks_market_holidays WHERE date > '2026-07-29' AND date <= '2026-12-31' AND status = 'closed') AS next_closure_date,
(SELECT argMin(name, date) FROM global_markets.stocks_market_holidays WHERE date > '2026-07-29' AND date <= '2026-12-31' AND status = 'closed') AS next_closure_name
FROM global_markets.delayed_stocks_minute_aggs
WHERE ticker = 'SPY' AND window_start >= '2026-07-29 00:00:00' AND window_start < '2026-07-30 00:00:00'