SPY implied volatility by strike: OTM puts below spot, OTM calls above, July 15, 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 2026-08-14, from What Is Volatility Skew? The Smile, Measured.

Rows × columns

6 × 2

Computed

2026-08-14

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 2026-08-14, and the query below is what returned them.

SELECT concat(toString(round(100 * b)), '% of spot') AS strike_vs_spot,
       round(100 * median(implied_volatility), 1) AS otm_iv_pct
FROM (
    SELECT implied_volatility, round(strike_price / underlying_close / 0.05) * 0.05 AS b, option_type
    FROM global_markets.options_greeks
    WHERE underlying_symbol = 'SPY' AND date = toDate('2026-07-15')
      AND iv_converged AND implied_volatility BETWEEN 0.02 AND 5
      AND strike_price / underlying_close BETWEEN 0.83 AND 1.12
      AND expiration_date BETWEEN date + 20 AND date + 45
)
WHERE (b < 1 AND option_type = 'P') OR (b > 1 AND option_type = 'C') OR b = 1
GROUP BY b
HAVING count() >= 10
ORDER BY b