How an IPO's Opening Price Is Set
A seasoned ticker's opening auction: QQQ minute volume around 9:30 ET, September 4, 2026series ·
2026-09-12 · 5×2
New symbols since June 2026: minutes between the 9:30 bell and the first print, ten heaviest first minutesseries ·
2026-09-12 · 10×4
A seasoned ticker's opening auction: QQQ minute volume around 9:30 ET, September 4, 2026
A seasoned ticker's opening auction: QQQ minute volume around 9:30 ET, September 4, 2026
| et_time | shares |
|---|---|
| 09:28 | 10650.149956 |
| 09:29 | 11113.507785 |
| 09:30 | 431672.159791 |
| 09:31 | 187247.262979 |
| 09:32 | 138608.895475 |
the exact SQL behind every number
SELECT
formatDateTime(toTimeZone(window_start, 'America/New_York'), '%H:%i') AS et_time,
sum(volume) AS shares
FROM global_markets.delayed_stocks_minute_aggs
WHERE ticker = 'QQQ'
AND window_start >= toDateTime('2026-09-04 09:28:00', 'America/New_York')
AND window_start < toDateTime('2026-09-04 09:33:00', 'America/New_York')
GROUP BY et_time
ORDER BY et_time
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