Coinbase Bitcoin Premium Index Posts Record 90-Day Negative Streak CoinGlass data shows the Coinbase Bitcoin Premium Index has remained negative for 90 consecutive days from May 19 to August 16, most recently at -0.1066%, marking the longest negative streak on record. The index

What happened

The Coinbase Bitcoin Premium Index stayed negative for 90 straight days from May 19 through August 16, ending at –0.1066%, which sets the longest consecutive negative streak recorded to date.

Confirmed

Global impact / market context

Because the index shows Coinbase’s Bitcoin price is regularly lower than on other platforms, a long negative premium can shrink the spread Coinbase earns on trades, pressure its earnings and signal weaker market confidence.

Analyst inference

Bitcoin’s price has been volatile this year, and when spot prices drop, exchanges often compete on price, dragging down Coinbase’s premium. The persistent negative premium reflects broader pricing pressure across global crypto trading venues overall.

Analyst inference

What to watch

1. Watch if the premium flips positive as Bitcoin stabilizes; a positive premium would let Coinbase charge higher spreads, boosting revenue and indicating restored pricing power. Analyst inference
2. Monitor Coinbase’s trading volume; rising volume can narrow price gaps with rivals, potentially ending the negative streak and improving cash flow from transaction fees. Analyst inference
3. Pay attention to any fee changes or regulatory rulings affecting Coinbase; lower fees or favorable rules could narrow the premium gap, while stricter rules might keep it negative. Analyst inference

Affected assets

• BTC — Bitcoin

Evidence

• x.com