BlockBeats message. June 27, according to Coinglass data, Coinbase’s Bitcoin premium index has been in negative premium for 40 consecutive days, temporarily at -0.1569%, with the purchasing power in the U.S. market remaining sluggish.

The Coinbase Bitcoin premium index measures the difference between the Bitcoin price on Coinbase and the global market average price. A negative premium usually reflects stronger sell pressure in the U.S. market, a decline in investors’ risk appetite, increased market risk-avoidance sentiment, or capital outflows.