STRASMORE/EXPLORE 2,707 QUERIES

Upcoming 1:00 p.m. early closes, with the hour before each one

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 2026-09-27, from Mutual Fund Cutoffs on Early-Close Days.

as of series 2×6read in context →
Upcoming 1:00 p.m. early closes, with the hour before each one — 2 rows by 6 columns, computed from US exchange, SIP and OPRA data.
closure_datedate_labelholidaysession_ends_etone_hour_before_etdays_away
2026-11-27Fri Nov 27Thanksgiving01:00 PM12:00 PM61
2026-12-24Thu Dec 24Christmas01:00 PM12:00 PM88
Rows × columns
2 × 6
Period covered
to
Computed
Completeness
No missing values
Source
US exchange, SIP and OPRA market data
Licence
Strasmore terms · free, no signup
Formats
JSON · CSV · the SQL below

What each column holds

Column definitions for Upcoming 1:00 p.m. early closes, with the hour before each one, derived from the stored result.
ColumnTypeRangeNotes
closure_date date 2026-11-27 to 2026-12-24
date_label text 2 distinct values (Fri Nov 27, Thu Dec 24)
holiday text 2 distinct values (Christmas, Thanksgiving)
session_ends_et text 1 distinct value (01:00 PM)
one_hour_before_et text 1 distinct value (12:00 PM)
days_away number 61 to 88

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
    toString(date)                       AS closure_date,
    formatDateTime(date, '%a %b %e')     AS date_label,
    any(name)                            AS holiday,
    formatDateTime(toTimeZone(any(close), 'America/New_York'), '%I:%i %p')                   AS session_ends_et,
    formatDateTime(toTimeZone(any(close), 'America/New_York') - INTERVAL 1 HOUR, '%I:%i %p') AS one_hour_before_et,
    dateDiff('day', today(), date)       AS days_away
FROM global_markets.stocks_market_holidays
WHERE date >= today()
  AND status = 'early-close'
GROUP BY date
ORDER BY date
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More from this analysisMutual Fund Cutoffs on Early-Close Days
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