SPY volatility State Street SPDR S&P 500 ETF
IV30Implied volatility interpolated to a constant 30-day horizon from the expirations around it, so different stocks and dates can be compared fairly.13.8%
HV20How much the stock actually moved, measured from daily closing prices over a past window (annualized). Compare with implied volatility to see what the options market priced versus what happened.8.9%
HV6010.9%
IV − HV20 स्प्रेड
+4.8pt
यूनिवर्स पर्सेंटाइलWhere this IV30 ranks across all securities we cover today (a cross-sectional comparison, not the stock's own history).
2
स्वयं-इतिहास पर्सेंटाइलWhere today's IV30 sits versus its own daily history — 80 means higher than roughly 80% of recorded observations for that period.
29/60 दिन रिकॉर्ड किए गए
Cboe delayed options data · के अनुसार 15:43 UTC · इनकी गणना कैसे की जाती है
IV टर्म स्ट्रक्चर
प्रत्येक सूचीबद्ध एक्सपायरी के लिए at-the-money इम्प्लाइड वोलैटिलिटी, शेष दिनों के अनुसार प्लॉट की गई।
| समाप्त होती है | DTE | ATM IV | 25Δ स्क्यूThe IV gap between 25-delta puts and 25-delta calls for one expiration. Positive skew means downside protection is priced richer than upside exposure. | Implied move |
|---|---|---|---|---|
| Oct 20, 2026 | 0 | 17.3% | +2.7pt | ±0.3% |
| Oct 21, 2026 | 1 | 14.9% | +3.3pt | ±0.7% |
| Oct 22, 2026 | 2 | 14.4% | +3.7pt | ±0.9% |
| Oct 23, 2026 | 3 | 14.3% | +4.0pt | ±1.1% |
| Oct 26, 2026 | 6 | 11.9% | +3.5pt | ±1.2% |
| Oct 27, 2026 | 7 | 12.2% | +3.8pt | ±1.4% |
| Oct 28, 2026 | 8 | 13.3% | +4.0pt | ±1.6% |
| Oct 29, 2026 | 9 | 13.8% | +4.2pt | ±1.8% |
| Oct 30, 2026 | 10 | 14.0% | +4.4pt | ±1.9% |
| Nov 02, 2026 | 13 | 13.1% | +4.2pt | ±2.0% |
| Nov 03, 2026 | 14 | 13.1% | +4.3pt | ±2.1% |
| Nov 06, 2026 | 17 | 13.9% | +4.7pt | ±2.4% |
| Nov 13, 2026 | 24 | 13.7% | +4.9pt | ±2.9% |
| Nov 20, 2026 | 31 | 13.8% | +5.1pt | ±3.3% |
| Nov 27, 2026 | 38 | 13.6% | +5.1pt | ±3.6% |
| Nov 30, 2026 | 41 | 13.5% | +5.0pt | ±3.7% |
वोलैटिलिटी स्माइल — Nov 20, 2026
strike के अनुसार implied volatility। puts की ओर झुकाव (बाईं ओर अधिक) skew है: downside protection की कीमत upside से अधिक।
callsputs
Implied बनाम realized, दैनिक रिकॉर्ड
IV30HV20