{"slug":"what-is-option-vega","qid":"trace_iv","label":"The SPY $740 call's implied volatility spiked when SPY fell, early June 2026","post_title":"What Is Option Vega? Volatility Sensitivity","post_url":"/blog/what-is-option-vega#q-trace_iv","columns":["date","iv_pct"],"rows":[{"date":"2026-05-01","iv_pct":13.2},{"date":"2026-05-04","iv_pct":13.1},{"date":"2026-05-05","iv_pct":12.4},{"date":"2026-05-06","iv_pct":15},{"date":"2026-05-07","iv_pct":14.4},{"date":"2026-05-08","iv_pct":14.3},{"date":"2026-05-11","iv_pct":15.3},{"date":"2026-05-12","iv_pct":15.4},{"date":"2026-05-13","iv_pct":15},{"date":"2026-05-14","iv_pct":16.1},{"date":"2026-05-15","iv_pct":15.3},{"date":"2026-05-18","iv_pct":14.5},{"date":"2026-05-19","iv_pct":14.2},{"date":"2026-05-20","iv_pct":16.6},{"date":"2026-05-21","iv_pct":13.6},{"date":"2026-05-22","iv_pct":15.6},{"date":"2026-05-26","iv_pct":14.7},{"date":"2026-05-27","iv_pct":15.1},{"date":"2026-05-28","iv_pct":14.4},{"date":"2026-05-29","iv_pct":15.2},{"date":"2026-06-01","iv_pct":17.7},{"date":"2026-06-02","iv_pct":15.5},{"date":"2026-06-03","iv_pct":19.3},{"date":"2026-06-04","iv_pct":17.8},{"date":"2026-06-05","iv_pct":16.2},{"date":"2026-06-08","iv_pct":16.6},{"date":"2026-06-09","iv_pct":18.2},{"date":"2026-06-10","iv_pct":21.2},{"date":"2026-06-11","iv_pct":17.2},{"date":"2026-06-12","iv_pct":14.5},{"date":"2026-06-15","iv_pct":21.4}],"shape":"series","sql":"SELECT date,\n       round(avg(implied_volatility) * 100, 1) AS iv_pct\nFROM global_markets.options_greeks\nWHERE ticker = 'O:SPY260618C00740000' AND date BETWEEN '2026-05-01' AND '2026-06-17' AND implied_volatility > 0.02\nGROUP BY date ORDER BY date","computed_at":"2026-08-13T14:46:39.759914+00:00","elapsed":0.002099665}