The Coinbase Bitcoin Premium Index has been in negative territory for 48 consecutive days, setting a new record for the longest streak of negative premiums.According to Coinglass data, the Coinbase Bitcoin Premium Index has remained in negative territory for 48 consecutive days (from May 19 to present), with the latest reading at -0.0911%. Previously, the index recorded a 40-day consecutive negative streak from January 16 to February 24 this year, setting the longest "negative premium" record since the indicator's launch, surpassing the roughly 30-day continuous negative premium during the "1011 crash" period. Historical data shows that prolonged negative premiums often coincide with the withdrawal of US institutional capital, suggesting caution regarding short-term correction risks.