{"slug":"what-is-implied-volatility","qid":"iv_by_ul","label":"At-the-money implied volatility by stock (2026-07-13)","post_title":"What Is Implied Volatility? IV, Explained","post_url":"/blog/what-is-implied-volatility#q-iv_by_ul","columns":["symbol","atm_iv_pct"],"rows":[{"symbol":"TSLA","atm_iv_pct":48.6},{"symbol":"MSFT","atm_iv_pct":44.1},{"symbol":"AMZN","atm_iv_pct":43.7},{"symbol":"NVDA","atm_iv_pct":40.1},{"symbol":"AAPL","atm_iv_pct":28.3},{"symbol":"QQQ","atm_iv_pct":24.6},{"symbol":"SPY","atm_iv_pct":14.2}],"shape":"ranking","sql":"SELECT underlying_symbol AS symbol,\n       round(avg(implied_volatility) * 100, 1) AS atm_iv_pct\nFROM global_markets.options_greeks\nWHERE date = '2026-07-13' AND underlying_symbol IN ('SPY','QQQ','AAPL','MSFT','AMZN','NVDA','TSLA')\n  AND abs(delta) BETWEEN 0.45 AND 0.55 AND days_to_expiry BETWEEN 20 AND 45\nGROUP BY symbol ORDER BY atm_iv_pct DESC","computed_at":"2026-08-13T14:44:46.736689+00:00","elapsed":0.001931497}