Global bitcoin investment vehicles, including recently launched spot exchange-traded funds in the U.S., now manage more than one million BTC — currently valued at around $67 billion — underscoring the growing interest of crypto in investment portfolios.

The majority, constituting over 83% of those figures, is attributed to U.S. spot and futures bitcoin ETFs, according to crypto research firm K33. Europe and Canada follow the U.S. as the second and third largest markets for bitcoin investment vehicles, respectively. Collectively, these vehicles manage 1,008,436 BTC or 5.13% of bitcoin's circulating supply as of Mar. 4, K33 said.

'Monumental threshold'

"Crossing one million bitcoins under management in investment vehicles is a monumental threshold," Vetle Lunde, senior analyst at K33, …