Found 1 exchange where OKB is traded for BTC. According to the data on 26 August the most optimal price to exchange OKB for BTC is ₿0.0014 for 1 OKB. This rate is fixed at CoinEx at the maximum trading volume of the pair OKB/BTC - 0 BTC.
The maximum daily trading volume is observed in the OKB/USDT trading pair at Hotcoin Global and reaches ₿ 42.24 (0.172% of the exchange's total trading volumes) at the price ₿ 0.0014 per 1 OKB.
The minimum price to buy OKB for BTC is 0.0014 - on the exchange CoinEx.
The maximum price to buy OKB/BTC is 0.0014 - on the exchange CoinEx.