Ether's total value climbed as high as $505 billion before pulling back slightly, according to CoinMarketCap data, surpassing financial behemoths JPMorgan ($480 billion) and Visa ($496 billion).
The milestone came as the cryptocurrency's price hit an all-time high of $4,371, per CoinDesk 20 data.
At press time, ETH is priced at $4,262 with a market cap of $493.65 billion.
BitcoinBTC$76 540,50passed the $500 billion milestone in late December 2020 before hitting $1 trillion in February 2021. So ether's market cap is now approaching the 50% mark of bitcoin's.
Greg Magadini, CEO of Genesis Volatility, has described a $1 trillion ETH market cap as a "no brainer."