haylaavo
ATM IV
20.1%
HV 20d
46.4%
HV 30d
40.5%
IV percentile
46
IV rank
41
Implied vs historical volatility
ATM IVHV 20d
10.2%27.6%45.1%29 Sept 2517 Apr 2602 Nov 26ATM IV 20.05%HV 20d 46.44%
Put-call ratio (open interest)
0.30.60.929 Sept 2517 Apr 2602 Nov 26PCR 0.87

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.