Bitcoin (BTC) derivatives saw a sharp spike in activity early on Monday, February 16, with the daily funding rates going up more than 140%. In general terms, the jump implies that leveraged traders aggressively expanded their bullish exposure as perpetual futures were trading at a notable premium to the spot market. Long-position holders are paying increasingly high fees to maintain their bets that Bitcoin is going to rebound. BTC derivatives overview
source: https://finbold.com/bitcoin-funding-rates-surge-140-in-a-days-heres-what-it-means/