Coinbase Global Inc (NASDAQ:COIN) reported a doubling in trading volume in Q4, with $154 billion traded. CEO Brian Armstrong highlighted the success of Bitcoin ETFs, noting Coinbase's significant role in custodying 90% of the $36 billion in Bitcoin ETF assets. The company's Q4 earnings exceeded expectations, with earnings of $1.04 per share and revenue of $953.8 million. Armstrong attributed part of this success to the growing appeal of Bitcoin ETFs, which have seen over $4 billion in net inflows. He also mentioned Coinbase's involvement in supporting pro-crypto candidates in the U.S. election through a Super PAC.