Calendar days against regular trading sessions since the SPCX debut
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 2026-09-20, from SpaceX Lockup Expiration Date: How to Find It.
| week | calendar_days_elapsed | sessions_elapsed |
|---|---|---|
| 2026-06-08 | 1 | 1 |
| 2026-06-15 | 7 | 5 |
| 2026-06-22 | 15 | 10 |
| 2026-06-29 | 21 | 14 |
| 2026-07-06 | 29 | 19 |
| 2026-07-13 | 36 | 24 |
| 2026-07-20 | 43 | 29 |
| 2026-07-27 | 50 | 34 |
| 2026-08-03 | 57 | 39 |
| 2026-08-10 | 64 | 44 |
| 2026-08-17 | 71 | 49 |
| 2026-08-24 | 78 | 54 |
| 2026-08-31 | 85 | 59 |
| 2026-09-07 | 92 | 63 |
| 2026-09-14 | 99 | 68 |
- Rows × columns
- 15 × 3
- Period covered
- to
- 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 |
|---|---|---|---|
week |
date | 2026-06-08 to 2026-09-14 | |
calendar_days_elapsed |
number | 1 to 99 | |
sessions_elapsed |
number | 1 to 68 |
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 sessions AS
(
SELECT DISTINCT toDate(toTimeZone(window_start, 'America/New_York')) AS d
FROM global_markets.delayed_stocks_minute_aggs
WHERE ticker = 'SPCX'
AND window_start >= '2026-06-01'
AND (toHour(toTimeZone(window_start, 'America/New_York')) * 60
+ toMinute(toTimeZone(window_start, 'America/New_York'))) >= 570
AND (toHour(toTimeZone(window_start, 'America/New_York')) * 60
+ toMinute(toTimeZone(window_start, 'America/New_York'))) < 960
)
SELECT
week,
calendar_days_elapsed,
toUInt32(sum(sessions_in_week) OVER (ORDER BY week)) AS sessions_elapsed
FROM
(
SELECT
toString(toMonday(d)) AS week,
dateDiff('day', (SELECT min(d) FROM sessions), max(d)) + 1 AS calendar_days_elapsed,
count() AS sessions_in_week
FROM sessions
GROUP BY week
)
ORDER BY week