According to data monitored by Arkham, Grayscale transferred a total of 4,897.02 BTC to five unknown addresses an hour ago, valued at $434.2 million. Of these, the Grayscale Bitcoin Trust traded 3,930.941 BTC to four unknown addresses, worth $348.54 million; The Grayscale Bitcoin Mini Trust transferred 966.079 BTC to one unknown address, worth $85.66 million.