Publicly-traded Bitcoin miner BitMine Immersion has bought more Ethereum and now has over $1 billion in the cryptocurrency.

The price of ether, the native cryptocurrency of the Ethereum network, has more than doubled since its low point in April, a move marked by increased investor interest and upbeat industry trends.

BlackRock is seeking to add staking to its iShares Ethereum Trust (ETHA), according to an amended 19b-4 filing submitted by ...