Stock exchange operator Nasdaq is sticking with plans to launch bitcoin futures contracts early next year, say Bloomberg sources.
OKEx has pushed back against allegations made by a trading firm over its forced settlement of bitcoin cash futures contracts last week.
Venture capital firms Polychain and Digital Currency Group have invested an undisclosed sum in cryptocurrency futures exchange CoinFLEX.
Intercontinental Exchange, owner of the New York Stock Exchange, says it plans to launch a digital assets platform and bitcoin futures product.
After a user made an "enormous" gamble on bitcoin futures, and lost, OKEx said it is having to claw back millions from other traders.