U.S. bitcoin spot ETFs recorded significant net outflows totaling over $1.6 billion in January, according to data monitored by Farside Investors. The breakdown of the outflows includes IBIT with $136.5 million, FBTC with $841.7 million, and GBTC with $449.5 million. This marks a notable shift in investor sentiment towards these financial products at the start of the year.