Coinbase Global Inc. agreed to acquire Deribit, the world’s largest exchange for Bitcoin and Ether options, for $2.9 billion as the biggest US crypto exchange makes a push into the derivatives market.

Coinbase, the largest publicly traded cryptocurrency exchange, said on Thursday it will buy derivatives exchange Deribit in a $2.9 billion deal to expand into the crypto options markets. The move underscores a push by crypto firms to widen their institutional investor base,