The spot bitcoin exchange-traded funds (ETFs) from BlackRock and Fidelity beat the previous record for a fund reaching $10 billion in assets under management in a fraction of the amount of time it took the previous record-holder, as noted by Bloomberg's senior ETF analyst Eric Balchunas on the social media platform X.

"Prior to the bitcoin ETFs, the record speed for an ETF to reach $10 billion in assets was held by JEPQ who did it in 647 trading days (nearly three years). IBIT got there in 49 days, FBTC in 77 days," Balchunas wrote. 

JEPQ is the JPMorgan Nasdaq Equity Premium Income ETF. It is an actively managed fund that uses the Nasdaq-100 Index as a benchmark, trades equity-linked notes and sells call options to provide income to its holders, according to Yahoo Finance. JEPQ …