Ethereum, the second-largest cryptocurrency by market capitalization, reached its all-time high of $4,891.7 on November 16, 2021. On this day, Ethereum opened at $4,570.48 and closed at $4,216.37, with a trading volume of $27 billion. Ethereum’s rise is closely tied to the increasing popularity of decentralized finance (DeFi) and non-fungible tokens (NFTs), both of which rely heavily on the Ethereum blockchain.