According to a knowledgeable source, cryptocurrency asset management company Grayscale Investments is in talks with companies such as JPMorgan and Goldman Sachs to play a key role in its proposed Bitcoin exchange-traded fund. The anonymous source, who requested to discuss private conversations, stated that both companies are considered authorized participants, meaning they have the authority to create and redeem shares of the fund. BlackRock and Grayscale were previously reported to be in talks with Goldman Sachs by CoinDesk.