SPY options: puts vs calls traded, March 2–13, 2020 (millions of contracts)
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 2026-09-28, from COVID Crash 2020: Four Halts, Peak to Trough.
| session | put_contracts_m | call_contracts_m | put_call_ratio |
|---|---|---|---|
| 2020-03-02 | 3.74 | 2.54 | 1.47 |
| 2020-03-03 | 3.14 | 2.24 | 1.4 |
| 2020-03-04 | 3.06 | 2.27 | 1.35 |
| 2020-03-05 | 3.14 | 1.82 | 1.73 |
| 2020-03-06 | 4.64 | 2.38 | 1.95 |
| 2020-03-09 | 4.35 | 2.38 | 1.83 |
| 2020-03-10 | 3.61 | 2.4 | 1.5 |
| 2020-03-11 | 3.75 | 2.44 | 1.54 |
| 2020-03-12 | 4.53 | 3.43 | 1.32 |
| 2020-03-13 | 4.63 | 3.27 | 1.41 |
- Rows × columns
- 10 × 4
- Period covered
- to
- 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 |
|---|---|---|---|
session |
date | 2020-03-02 to 2020-03-13 | |
put_contracts_m |
number | 3.06 to 4.64 | count |
call_contracts_m |
number | 1.82 to 3.43 | count |
put_call_ratio |
number | 1.32 to 1.95 | ratio or rate |
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
toString(toDate(toTimeZone(sip_timestamp, 'America/New_York'))) AS session,
round(sumIf(toFloat64(size), substring(ticker, 12, 1) = 'P') / 1e6, 2) AS put_contracts_m,
round(sumIf(toFloat64(size), substring(ticker, 12, 1) = 'C') / 1e6, 2) AS call_contracts_m,
round(sumIf(toFloat64(size), substring(ticker, 12, 1) = 'P') / sumIf(toFloat64(size), substring(ticker, 12, 1) = 'C'), 2) AS put_call_ratio
FROM global_markets.options_trades
WHERE ticker >= 'O:SPY2' AND ticker < 'O:SPY3'
AND sip_timestamp >= toDateTime('2020-03-02 00:00:00') AND sip_timestamp < toDateTime('2020-03-14 00:00:00')
GROUP BY session
ORDER BY session
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