STRASMORE/EXPLORE 2,170 QUERIES

February 8, 2021 across the bitcoin-adjacent names: close-to-close change, ET regular hours

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 2026-07-26, from Tesla's Bitcoin 10-K: Feb 8, 2021 on the Tape.

as of ranking 6×2read in context →
February 8, 2021 across the bitcoin-adjacent names: close-to-close change, ET regular hours — 6 rows by 2 columns, computed from US exchange, SIP and OPRA data.
tickerchange_pct
MARA42.5
RIOT40.2
MSTR29.2
SQ8.1
PYPL4.8
SPY0.7
Rows × columns
6 × 2
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 February 8, 2021 across the bitcoin-adjacent names: close-to-close change, ET regular hours, derived from the stored result.
ColumnTypeRangeNotes
ticker text 6 distinct values (MARA, MSTR, PYPL…)
change_pct number 0.7 to 42.5 percent

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.

the exact SQL behind every number 
SELECT
    ticker,
    round((event_close / prior_close - 1) * 100, 1) AS change_pct
FROM (
    SELECT
        ticker,
        argMaxIf(toFloat64(close), window_start, toDate(toTimeZone(window_start, 'America/New_York')) = toDate('2021-02-05') AND (toHour(toTimeZone(window_start, 'America/New_York')) * 60 + toMinute(toTimeZone(window_start, 'America/New_York'))) BETWEEN 570 AND 959) AS prior_close,
        argMaxIf(toFloat64(close), window_start, toDate(toTimeZone(window_start, 'America/New_York')) = toDate('2021-02-08') AND (toHour(toTimeZone(window_start, 'America/New_York')) * 60 + toMinute(toTimeZone(window_start, 'America/New_York'))) BETWEEN 570 AND 959) AS event_close
    FROM global_markets.delayed_stocks_minute_aggs
    WHERE ticker IN ('MSTR', 'RIOT', 'MARA', 'SQ', 'PYPL', 'SPY')
      AND window_start >= toDateTime('2021-02-05 00:00:00') AND window_start < toDateTime('2021-02-09 01:00:00')
    GROUP BY ticker
)
ORDER BY change_pct DESC

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More from this analysisTesla's Bitcoin 10-K: Feb 8, 2021 on the Tape
TSLA's next 20 sessions: every close indexed to the February 8, 2021 close series 21×3 → TSLA by half-hour: February 8, 2021 regular session series 13×4 → Was February 8 a big day for TSLA? Its own prior five months as the yardstick scalar 1×4 → The 2022 exit: the July 20 disclosure 8-K on file, and TSLA's next session scalar 1×5 → TSLA options on February 8, 2021 vs the prior 20 sessions: contracts and put/call mix scalar 1×7 → Tesla's SEC filings dated February 8, 2021: plus the year-end cash the purchase came out of scalar 1×5 → See all 2,170 queries →