Golden Finance reports that the Coinbase Prime address has transferred 1,885 ETH to the Grayscale Ethereum Mini-Trust, valued at approximately $4.53 million. This transaction occurred 9 hours ago, reflecting the activities of large institutional investors in the Ethereum field. The Grayscale Ethereum Mini-Trust is one of a series of cryptocurrency investment products offered by Grayscale, allowing investors to invest in Ethereum through traditional securities without directly holding or storing cryptocurrencies. Coinbase Prime's move may indicate further interest in Ethereum or a strategy adjustment, warranting close attention from the market.