According to CoinMeta, the Coinbase Bitcoin premium index has been negative for 7 consecutive days, with the latest reading at -0.0205%. Previously, on August 24th, the index turned positive for the first time since May 19th, reaching 0.0052%, thus ending a historic 97-day period of continuous negative premiums. This index is used to measure the price difference between Coinbase Pro and Binance for Bitcoin.