U.S. spot Ethereum ETFs experienced a net outflow of $19.44 million on December 12, marking the second consecutive day of significant withdrawals. Despite this trend, BlackRock's ETHA fund saw an inflow of $23.21 million. In contrast, Grayscale's Mini ETH and ETHE funds recorded outflows of $22.10 million and $14.41 million, respectively. Fidelity's FETH also reported a decrease of $6.14 million, contributing to the overall outflow trend in the Ethereum ETF market.