Spot Ether ETFs had their largest single-day inflow of $431 million on December 5th, bringing the total to over $1 billion.BlackRock Ishares Ethereum Trust led with nearly $300 million, followed by Fidelity’s $114 million inflow.This surge indicates growing institutional interest in Ethereum ETFs, coinciding with Ether’s recent price rally to over $4,000.The performance of Ethereum compared to other top-10 cryptocurrencies remains positive with a yearly increase in value of 76%.