Bitcoin exchange-traded funds (ETFs) saw a total $1. 128 billion in outflows over three consecutive trading days, nearly reversing the net inflows recorded during the first two trading days of 2026. Ethereum ETFs also extended a two-day run of net outflows, while several major altcoin ETFs continued to attract fresh inflows on January 8. Bitcoin ETF Momentum Faces Sharp Reversal According to data from SoSoValue, spot Bitcoin ETFs closed 2025 on a weak footing
source: https://beincrypto.com/bitcoin-etf-outflows-supreme-court-tariff-risk/