According to a 13F-HR filing submitted to the U.S. Securities and Exchange Commission (SEC) on November 7, JPMorgan held 1,974,144 shares of Bitmine Immersion Technologies, the world's largest Ethereum reserve company, as of September 30. The stake is valued at $102 million.
Originally a Bitcoin miner, Bitmine transitioned into an Ethereum reserve company in 2025 and currently holds over 3.24 million ETH, maintaining its position as the global leader in ETH reserves.