Transfers of less than 1 BTC hit levels last seen days after the FTX collapse, while Galaxy Research flagged a likely fourth wave of thefts.

Galaxy said nearly 1,200 addresses were drained of more than 1,000 BTC worth roughly $70 million tied to a Coldcard vulnerability.

Galaxy Research identified more than $70 million in Bitcoin losses linked to the Coldcard wallet incident and warned users to move funds from vulnerable addresses.