Coinbase Bitcoin Premium Index turns positive as U.S. demand returns amid extreme market fear.

The Coinbase Bitcoin Premium Index has turned slightly positive again, signaling renewed U.S. spot and ETF demand even as sentiment indicators remain deeply bearish. After roughly two weeks of negative readings, the premium has returned to about +0.0019%, according to Coinglass data.

Coinbase premium flips back above zero

The Coinbase Bitcoin Premium Index measures how BTC trades on Coinbase relative to global averages. Coinglass data shows the index has been below zero for around 15 days, before flipping back into positive territory. The latest readings put the premium hovering near +0.0019%—a small figure in absolute terms, but a notable directional change from the discounts that dominated parts of February and March.

Coinglass notes that when the index is above zero, it indicates that Bitcoin is trading at a higher price on Coinbase, typically reflecting stronger buying pressure in the U.S. market.

Why the premium matters for U.S. demand

Research desks at venues including BingX and KuCoin describe the Coinbase premium as a proxy for regulated and institutional flows. The rationale is that large U.S. firms, spot ETF desks, and compliant funds are more likely to route orders through Coinbase than through offshore platforms.

PANews, citing Coinglass, previously highlighted a similar inflection when the index rose to about +0.0159% after roughly 40 straight days in negative territory. That earlier move was framed as evidence of a recovery in U.S. buying activity and a marginal improvement in investor sentiment.

Fear gauge remains in “extreme fear”

The premium’s return to positive comes while broader sentiment stays weak. The Crypto Fear & Greed Index has remained in the “Extreme Fear” band for more than 46 consecutive days in Q1 2026, based on research from Coira and community data compiled by 3Commas.

During this stretch, the index has fallen as low as 9–10 out of 100. Despite the persistent negative sentiment, Bitcoin has continued to trade in the mid-$60,000s to low-$70,000s range. Coira places the Q1 close near $67,000 and estimates total crypto market capitalization at around $2.38 trillion.

Market impact and outlook

Desks such as BingX characterize the current setup as “more constructive” for Bitcoin if the Coinbase premium holds or expands. While the index turning positive does not guarantee a trend reversal or new all-time highs, it suggests that—despite “extreme fear”—U.S. buyers operating through regulated channels may be stepping back into the market.