According to The Block, data shows that Grayscale is expected to have earned approximately $44.13 million from its flagship products GBTC and ETHE this month, the best month for revenue performance since May 2022. The calculation is based on the total dollar amount held by Grayscale each month multiplied by Grayscale's fees, with an annual fee of 2% for GBTC and 2.5% for ETHE.