Found 4 exchanges where IOTA is traded for BTC. According to the data on 16 July the most optimal price to exchange MIOTA for BTC is ₿0.00000057 for 1 IOTA. This rate is fixed at CoinEx at the maximum trading volume of the pair MIOTA/BTC - 0.1 BTC.
The maximum daily trading volume is observed in the MIOTA/USDT trading pair at BitDelta and reaches ₿ 15.27 (0.77% of the exchange's total trading volumes) at the price ₿ 0.00000057 per 1 MIOTA.
The minimum price to buy MIOTA for BTC is 0.00000056 - on the exchange KuCoin.
The maximum price to buy MIOTA/BTC is 0.00000062 - on the exchange HitBTC.
Внимание: у части рынков MIOTA аномально широкий спред — такие котировки могут быть ненадёжными (низкая ликвидность или нерыночные сделки). Сверяйтесь с объёмом и несколькими площадками.