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Chart description
Time series of model-interpolated 20-delta put implied volatility for the IBIT ETF by tenor. Each data point represents the IV at target delta 20, obtained via interpolation across delta and maturity onto standard tenors. IBIT options follow US equity market hours (9:30 AM–4:00 PM ET, Mon–Fri); data will appear flat outside trading sessions and on weekends/holidays.
BTC IBIT Put IV Delta 20 (All) latest values
$420,690
10 minutes ago