haylaavo
ATM IV
26.7%
HV 20d
26.4%
HV 30d
30.1%
IV percentile
28
IV rank
24
Implied vs historical volatility
ATM IVHV 20d
16.8%29.9%43.1%01 Apr 2617 Jul 2602 Nov 26ATM IV 26.70%HV 20d 26.44%
Put-call ratio (open interest)
0.40.91.401 Apr 2617 Jul 2602 Nov 26PCR 0.72

As of 02 Nov 2026. ATM IV = mean of call and put IV at the strike nearest the parity forward, nearest expiry with ≥ 7 days left; HV = annualised close-to-close st.dev. (split/bonus ex-dates excluded); IVP = % of sessions in the window with lower IV; IVR = position between the window low and high. Source: NSE F&O bhavcopy + equity/index closes.