Found 1 exchange where ZKsync is traded for BTC. According to the data on 7 August the most optimal price to exchange ZK for BTC is ₿0.00000012 for 1 ZKsync. This rate is fixed at WhiteBIT at the maximum trading volume of the pair ZK/BTC - 0.2 BTC.
The maximum daily trading volume is observed in the ZK/TRY trading pair at Paribu and reaches ₿ 9.06 (0.487% of the exchange's total trading volumes) at the price ₿ 0.00000012 per 1 ZK.
The minimum price to buy ZK for BTC is 0.00000012 - on the exchange WhiteBIT.
The maximum price to buy ZK/BTC is 0.00000012 - on the exchange WhiteBIT.