haylaavo
ATM IV
24.5%
HV 20d
27.1%
HV 30d
26.5%
IV percentile
54
IV rank
31
Implied vs historical volatility
ATM IVHV 20d
13.7%29.7%45.6%29 Sept 2517 Apr 2602 Nov 26ATM IV 24.46%HV 20d 27.12%
Put-call ratio (open interest)
0.50.91.329 Sept 2517 Apr 2602 Nov 26PCR 0.78

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.