by cryptorank 
Before Ethereum dropped below $400, trading volume on ETH futures on OKEx hit a new record high of $4.04B on September 2.
Noteworthy, that recently in August, the total open interest on ETH futures on OKEx has crossed the $400M level for the first time and reached $434M.
Derivatives Analytics 👉
https://cryptorank.io/derivatives-analytics-full/ethereum
