Weekdays, weekday closures and Xetra sessions per calendar year
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 2026-09-16, from Xetra Trading Hours and Holidays 2026–2027.
| calendar_year | weekdays | weekday_closures | xetra_sessions | weekend_holidays |
|---|---|---|---|---|
| 2026 | 261 | 7 | 254 | 1 |
| 2027 | 261 | 5 | 256 | 3 |
- Rows × columns
- 2 × 5
- 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 |
|---|---|---|---|
calendar_year |
text | 2 distinct values (2026, 2027) | |
weekdays |
number | every row is 261 | |
weekday_closures |
number | 5 to 7 | |
xetra_sessions |
number | 254 to 256 | |
weekend_holidays |
number | 1 to 3 |
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
arrayMap(x -> toDate(x),
['2026-01-01', '2026-04-03', '2026-04-06', '2026-05-01',
'2026-12-24', '2026-12-25', '2026-12-26', '2026-12-31',
'2027-01-01', '2027-03-26', '2027-03-29', '2027-05-01',
'2027-12-24', '2027-12-25', '2027-12-26', '2027-12-31']) AS closures
SELECT
toString(toYear(day)) AS calendar_year,
countIf(toDayOfWeek(day) <= 5) AS weekdays,
countIf(toDayOfWeek(day) <= 5 AND has(closures, day)) AS weekday_closures,
weekdays - weekday_closures AS xetra_sessions,
countIf(toDayOfWeek(day) >= 6 AND has(closures, day)) AS weekend_holidays
FROM
(
SELECT toDate('2026-01-01') + arrayJoin(range(730)) AS day
)
GROUP BY calendar_year
ORDER BY calendar_year
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