The tape by average dollar volume, June 2026
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 2026-08-11, from The January Effect: Does It Still Work?.
| liquidity_bucket | securities_count | share_of_tape_pct |
|---|---|---|
| 1. under $100k | 1808 | 15.1 |
| 2. $100k to $1M | 3204 | 26.7 |
| 3. $1M to $10M | 3133 | 26.1 |
| 4. $10M to $100M | 2435 | 20.3 |
| 5. over $100M | 1429 | 11.9 |
- Rows × columns
- 5 × 3
- 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 |
|---|---|---|---|
liquidity_bucket |
text | 5 distinct values | |
securities_count |
number | 1,429 to 3,204 | count |
share_of_tape_pct |
number | 11.9 to 26.7 | 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.
WITH per_symbol AS
(
SELECT
ticker,
avg(toFloat64(close) * toFloat64(volume)) AS adv_dollars
FROM global_markets.stocks_daily_aggs
WHERE date >= '2026-06-01'
AND date < '2026-07-01'
GROUP BY ticker
HAVING count() >= 15
)
SELECT
multiIf(
adv_dollars < 100000, '1. under $100k',
adv_dollars < 1000000, '2. $100k to $1M',
adv_dollars < 10000000, '3. $1M to $10M',
adv_dollars < 100000000, '4. $10M to $100M',
'5. over $100M') AS liquidity_bucket,
count() AS securities_count,
round(100 * count() / (
SELECT count()
FROM
(
SELECT ticker
FROM global_markets.stocks_daily_aggs
WHERE date >= '2026-06-01'
AND date < '2026-07-01'
GROUP BY ticker
HAVING count() >= 15
)
), 1) AS share_of_tape_pct
FROM per_symbol
GROUP BY liquidity_bucket
ORDER BY liquidity_bucket
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