Where SPY option volume sits across the last 30 days of contract life

Name: Where SPY option volume sits across the last 30 days of contract life
Creator: Strasmore
Published: 2026-08-09
License: https://www.strasmore.com/terms/

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 2026-08-09, from How Event Contracts Settle: Payout and Fees.

as of 2026-08-09 table 30×2read in context →

Where SPY option volume sits across the last 30 days of contract life — 30 rows by 2 columns, computed 2026-08-09 from US exchange, SIP and OPRA data.
days_to_expiry	traded_volume_millions
1	134.6
2	32.5
3	46.9
4	30.2
5	15.1
6	14
7	25.1
8	15.2
9	10.8
10	9.7
11	7.9
12	2.8
13	3.5
14	6.8
15	5.8
16	4.4
17	5.5
18	3.6
19	0.3
20	0.9
21	4.9
22	4.8
23	3.4
24	2.8
25	2.9
26	0.2
27	0.6
28	3.9
29	3.3
30	4.6

Rows × columns: 30 × 2
Computed: 2026-08-09
Completeness: No missing values
Source: US exchange, SIP and OPRA market data
Licence: Strasmore terms · free, no signup
Formats: JSON · CSV · the SQL below

What each column holds

Column definitions for Where SPY option volume sits across the last 30 days of contract life, derived from the stored result.
Column	Type	Range	Notes
`days_to_expiry`	number	1 to 30
`traded_volume_millions`	number	0.2 to 134.6	count

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 2026-08-09, and the query below is what returned them.

the exact SQL behind every number

SELECT
    days_to_expiry,
    round(sum(volume) / 1000000, 1) AS traded_volume_millions
FROM global_markets.options_greeks
WHERE underlying_symbol = 'SPY'
  AND date >= '2026-01-02'
  AND date <  '2026-07-01'
  AND volume > 0
  AND iv_converged = 1
  AND days_to_expiry BETWEEN 0 AND 30
GROUP BY days_to_expiry
ORDER BY days_to_expiry

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