Options tape: contracts, call share, same-day share vs Tuesday, busiest SPY contract
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 2026-08-01, from Market Recap: July 29, 2026, The Day in Numbers.
- Rows × columns
- 1 × 12
- 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 |
|---|---|---|---|
option_prints_m |
number | every row is 11.03 | |
contracts_m |
number | every row is 66.84 | count |
jul28_contracts_m |
number | every row is 59.28 | count |
call_pct_of_volume |
number | every row is 53.6 | percent |
pct_0dte |
number | every row is 33.1 | percent |
jul28_pct_0dte |
number | every row is 29 | percent |
spy_regular_close |
number | every row is 729.51 | US dollars |
top_spy_strike |
number | every row is 735 | US dollars |
top_spy_type |
text | 1 distinct value (P) | |
top_spy_contracts_m |
number | every row is 0.36 | count |
top_spy_is_0dte |
number | every row is 1 | |
top_spy_strike_minus_close |
number | every row is 5.49 | US dollars |
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
(
SELECT (strike, typ, vol_m, is_0dte)
FROM (
SELECT toFloat64(any(strike_price)) AS strike, any(option_type) AS typ,
round(toFloat64(sum(size)) / 1e6, 2) AS vol_m,
if(substring(ticker, length(ticker) - 14, 6) = '260729', 1, 0) AS is_0dte
FROM global_markets.options_trades
WHERE sip_timestamp >= '2026-07-29 00:00:00' AND sip_timestamp < '2026-07-30 00:00:00'
AND underlying_symbol = 'SPY'
GROUP BY ticker
ORDER BY vol_m DESC, strike ASC
LIMIT 1
)
) AS top_spy,
(
SELECT round(toFloat64(argMax(close, window_start)), 2)
FROM global_markets.delayed_stocks_minute_aggs
WHERE ticker = 'SPY' AND window_start >= '2026-07-29 13:30:00' AND window_start < '2026-07-29 20:00:00'
) AS spy_regular_close,
(
SELECT round(toFloat64(sum(size)) / 1e6, 2)
FROM global_markets.options_trades
WHERE sip_timestamp >= '2026-07-28 00:00:00' AND sip_timestamp < '2026-07-29 00:00:00'
) AS jul28_contracts_m,
(
SELECT round(100.0 * sumIf(size, substring(ticker, length(ticker) - 14, 6) = '260728') / sum(size), 1)
FROM global_markets.options_trades
WHERE sip_timestamp >= '2026-07-28 00:00:00' AND sip_timestamp < '2026-07-29 00:00:00'
) AS jul28_pct_0dte
SELECT
round(count() / 1e6, 2) AS option_prints_m,
round(toFloat64(sum(size)) / 1e6, 2) AS contracts_m,
jul28_contracts_m,
round(100.0 * sumIf(size, option_type = 'C') / sum(size), 1) AS call_pct_of_volume,
round(100.0 * sumIf(size, substring(ticker, length(ticker) - 14, 6) = '260729') / sum(size), 1) AS pct_0dte,
jul28_pct_0dte,
spy_regular_close,
top_spy.1 AS top_spy_strike,
top_spy.2 AS top_spy_type,
top_spy.3 AS top_spy_contracts_m,
top_spy.4 AS top_spy_is_0dte,
round(top_spy.1 - spy_regular_close, 2) AS top_spy_strike_minus_close
FROM global_markets.options_trades
WHERE sip_timestamp >= '2026-07-29 00:00:00' AND sip_timestamp < '2026-07-30 00:00:00'