udzial_sesji
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 2026-10-09, from us-premarket-and-after-hours-polish-time.
| ticker | przed_sesja_pct | sesja_pct | po_sesji_pct |
|---|---|---|---|
| SPY | 2.29 | 83.46 | 14.25 |
| AAPL | 2.32 | 92.11 | 5.57 |
| MSFT | 2.92 | 91.73 | 5.35 |
| AMZN | 2.47 | 92.23 | 5.3 |
| KO | 0.89 | 93.99 | 5.12 |
| NVDA | 3.52 | 91.37 | 5.11 |
- Rows × columns
- 6 × 4
- 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 |
|---|---|---|---|
ticker |
text | 6 distinct values (AAPL, AMZN, KO…) | |
przed_sesja_pct |
number | 0.89 to 3.52 | percent |
sesja_pct |
number | 83.46 to 93.99 | percent |
po_sesji_pct |
number | 5.11 to 14.25 | 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.
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
ticker,
round(100 * sumIf(volume, min_et >= 240 AND min_et < 570) / sum(volume), 2) AS przed_sesja_pct,
round(100 * sumIf(volume, min_et >= 570 AND min_et < 960) / sum(volume), 2) AS sesja_pct,
round(100 * sumIf(volume, min_et >= 960 AND min_et < 1200) / sum(volume), 2) AS po_sesji_pct
FROM
(
SELECT
ticker,
volume,
toHour(toTimeZone(window_start, 'America/New_York')) * 60
+ toMinute(toTimeZone(window_start, 'America/New_York')) AS min_et
FROM global_markets.delayed_stocks_minute_aggs
WHERE ticker IN ('AAPL', 'MSFT', 'NVDA', 'AMZN', 'SPY', 'KO')
AND window_start >= today() - 120
AND window_start < today() - 1
)
GROUP BY ticker
ORDER BY po_sesji_pct DESC
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