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OKX BTC Options Market Data

OKX BTC options market snapshot: 1,032 active instruments across 13 expiries with $27.91B total notional open interest and $3.64B in 24-hour notional volume. Underlying spot: $59,238.88.

BTC Options — Top Expiries by Open Interest (OKX)

RankExpiryNotional OI (USD)24h Notional Volume (USD)Contract OIATM IV
12026-06-26$9.34B$912.76M157,666.36514.00%
22026-12-25$5.10B$119.81M84,562.24482.00%
32026-09-25$4.86B$268.20M81,346.74343.00%
42026-07-31$3.98B$753.63M67,091.74436.00%
52027-03-26$1.34B$102.14M22,019.84545.00%
62026-07-03$1.27B$492.71M21,449.94859.00%
72026-08-28$945.56M$143.54M15,902.34398.00%
82026-07-10$617.05M$434.96M10,416.54594.00%

Aggregate contract open interest: 468,190.8 contracts. Aggregate 24-hour contract volume: 61,169.9 contracts.

Options

Volatility Curves

IV by strike — merged call/put per expiry

Term Structure

ATM IV across expiries

Volatility Surface

IV across strikes and expiries

ATM Constant Maturities

ATM IV over time by DTE bucket

Volatility Metrics

0 expiries