Bitcoin ETFs lost a record $671.9 million in a single day on December 19. This happened as Bitcoin's price dropped and the market faced heavy sell-offs.

Data shows that the biggest losses in Bitcoin ETFs came from Grayscale’s GBTC, which lost $208.6 million, and ARK Invest’s ARKB, which dropped $108.4 million. These outflows happened as Bitcoin’s price fell to around $96,409, with over $1 billion wiped out from the market in 24 hours.

As of December 19, the total value of Bitcoin ETFs was $109.7 billion, down from $121.7 billion just two days earlier, erasing most of the gains made in December.