Data: Coinbase Bitcoin premium index has extended its negative streak to 27 days

According to Coinglass data, the Coinbase Bitcoin Premium Index has been in negative premium for 27 consecutive days, currently reported at -0.0627%. There have only been two days in 2026 with a positive value, which were 0.011% on January 6 and 0.0023% on January 15.

The Coinbase Bitcoin Premium Index is used to measure the difference between the Bitcoin price on Coinbase (a mainstream trading platform in the U.S.) and the global market average price. A negative premium typically reflects significant selling pressure in the U.S. market, a decline in investor risk appetite, an increase in market risk aversion, or capital outflows.