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Near the money put premium as a percent of the cash it locks up

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 2026-08-22, from Trading Options Inside an IRA: How It Works.

as of ranking 5×3read in context →
Near the money put premium as a percent of the cash it locks up — 5 rows by 3 columns, computed from US exchange, SIP and OPRA data.
dte_bucketspy_premium_pctnvda_premium_pct
1-14 days0.822.8
15-30 days1.264.37
31-60 days1.65.72
61-120 days2.47.85
121-365 days3.919.65
Rows × columns
5 × 3
Computed
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 Near the money put premium as a percent of the cash it locks up, derived from the stored result.
ColumnTypeRangeNotes
dte_bucket text 5 distinct values (1-14 days, 121-365 days, 15-30 days…)
spy_premium_pct number 0.82 to 3.91 percent
nvda_premium_pct number 2.8 to 9.65 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.

the exact SQL behind every number 
SELECT
    multiIf(days_to_expiry <=  14, '1-14 days',
            days_to_expiry <=  30, '15-30 days',
            days_to_expiry <=  60, '31-60 days',
            days_to_expiry <= 120, '61-120 days',
                                   '121-365 days')                                                       AS dte_bucket,
    round(avgIf(100 * toFloat64(option_close) / toFloat64(strike_price), underlying_symbol = 'SPY'), 2)   AS spy_premium_pct,
    round(avgIf(100 * toFloat64(option_close) / toFloat64(strike_price), underlying_symbol = 'NVDA'), 2)  AS nvda_premium_pct
FROM global_markets.options_greeks
WHERE date = (
        SELECT max(date)
        FROM global_markets.options_greeks
        WHERE underlying_symbol IN ('SPY', 'NVDA')
      )
  AND lower(toString(option_type)) IN ('put', 'p')
  AND days_to_expiry BETWEEN 1 AND 365
  AND toFloat64(option_close) > 0
  AND toFloat64(strike_price) > 0
  AND toFloat64(underlying_close) > 0
  AND abs(toFloat64(strike_price) / toFloat64(underlying_close) - 1) < 0.03
  AND underlying_symbol IN ('SPY', 'NVDA')
GROUP BY dte_bucket
HAVING countIf(underlying_symbol = 'SPY')  > 0
   AND countIf(underlying_symbol = 'NVDA') > 0
ORDER BY min(days_to_expiry)

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