Grayscale records a total of $44 billion in crypto assets under control. Grayscale Investment Management has a record of $44.1 billion in assets under management. The GBTC product is worth approximately $37.3 billion, followed by GETH, which is worth approximately $5.58 billion. Since February, the company's GBTC stock has been trading at a lower price than the underlying cryptocurrency. Bitcoin has displayed greater price momentum since the beginning of the week.