haylaavo
ATM IV
24.6%
HV 20d
21.3%
HV 30d
27.4%
IV percentile
68
IV rank
51
Implied vs historical volatility
ATM IVHV 20d
13.4%26.5%39.6%29 Sept 2517 Apr 2602 Nov 26ATM IV 24.62%HV 20d 21.32%
Put-call ratio (open interest)
0.40.70.929 Sept 2517 Apr 2602 Nov 26PCR 0.63

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.