BlockBeats news, on May 23, according to Coinglass data, Coinbase’s Bitcoin premium index has remained in negative territory for eight consecutive days, currently at -0.1197%, as Bitcoin spot ETFs continue to experience outflows and U.S. purchasing power remains weak.
The Coinbase Bitcoin Premium Index measures the difference between Bitcoin's price on Coinbase and the global market average price. A negative premium typically reflects stronger selling pressure in the U.S. market, declining investor risk appetite, rising risk-off sentiment, or capital outflows.

