Day before SPY's ex-date: time value left in deep-in-the-money calls, by days to expiry

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 2026-07-17, from How Ex-Dividend Dates Affect Options.

Rows × columns

3 × 4

Computed

2026-07-17

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

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 2026-07-17, and the query below is what returned them.

SELECT
    multiIf(dte <= 9, '3 to 9 days', dte <= 16, '10 to 16 days', '17 to 45 days') AS days_to_expiry,
    count() AS contracts,
    round(median(time_value), 2) AS median_time_value,
    round(100.0 * countIf(time_value < 1.904) / count(), 0) AS pct_below_dividend
FROM (
    SELECT option_close - greatest(underlying_close - strike_price, 0) AS time_value,
           (expiration_date - toDate('2026-06-17')) AS dte
    FROM global_markets.options_greeks
    WHERE date = '2026-06-17'
      AND option_type = 'C'
      AND underlying_symbol = 'SPY'
      AND underlying_close - strike_price >= 25
      AND expiration_date > toDate('2026-06-17')
      AND expiration_date <= toDate('2026-08-01')
      AND implied_volatility > 0.02
)
GROUP BY days_to_expiry
ORDER BY min(dte)