Put/call volume ratio percentiles: single-stock basket vs index ETFs, 2022 to July 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 2026-08-03, from Is a High Put/Call Ratio Bullish?.
| percentile | equity_pcr | index_etf_pcr |
|---|---|---|
| p05 | 0.48 | 1.13 |
| p10 | 0.51 | 1.19 |
| p25 | 0.57 | 1.31 |
| p50 | 0.67 | 1.45 |
| p75 | 0.78 | 1.6 |
| p90 | 0.89 | 1.77 |
| p95 | 0.98 | 1.9 |
| p99 | 1.34 | 2.1 |
- Rows × columns
- 8 × 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 |
|---|---|---|---|
percentile |
text | 8 distinct values (p05, p10, p25…) | |
equity_pcr |
number | 0.48 to 1.34 | |
index_etf_pcr |
number | 1.13 to 2.1 |
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 book_days AS (
SELECT date AS day,
if(underlying_symbol IN ('SPY', 'QQQ', 'IWM'), 'index_etf', 'equity') AS book,
sumIf(volume, upper(substring(ticker, length(ticker) - 8, 1)) = 'P') AS put_volume,
sumIf(volume, upper(substring(ticker, length(ticker) - 8, 1)) = 'C') AS call_volume
FROM global_markets.options_greeks
WHERE date >= toDate('2022-01-01')
AND date <= toDate('2026-07-31')
AND volume > 0
AND underlying_symbol IN ('SPY', 'QQQ', 'IWM', 'AAPL', 'MSFT', 'NVDA', 'AMZN',
'META', 'TSLA', 'GOOGL', 'JPM', 'KO', 'XOM')
GROUP BY day, book
HAVING call_volume > 0
),
paired AS (
SELECT day,
toFloat64(sumIf(put_volume, book = 'equity'))
/ toFloat64(sumIf(call_volume, book = 'equity')) AS equity_pcr,
toFloat64(sumIf(put_volume, book = 'index_etf'))
/ toFloat64(sumIf(call_volume, book = 'index_etf')) AS index_pcr
FROM book_days
GROUP BY day
HAVING sumIf(call_volume, book = 'equity') > 0
AND sumIf(call_volume, book = 'index_etf') > 0
),
curves AS (
SELECT arrayMap(v -> round(v, 2),
quantilesDeterministic(0.05, 0.10, 0.25, 0.50, 0.75, 0.90, 0.95, 0.99)
(equity_pcr, cityHash64(day))) AS eq,
arrayMap(v -> round(v, 2),
quantilesDeterministic(0.05, 0.10, 0.25, 0.50, 0.75, 0.90, 0.95, 0.99)
(index_pcr, cityHash64(day))) AS idx
FROM paired
)
SELECT z.1 AS percentile,
z.2 AS equity_pcr,
z.3 AS index_etf_pcr
FROM (
SELECT arrayJoin(arrayZip(['p05', 'p10', 'p25', 'p50', 'p75', 'p90', 'p95', 'p99'], eq, idx)) AS z
FROM curves
)