Cryptocurrency Market Cap Sees Decline The total cryptocurrency market cap dropped by 1.57% in the past 24 hours, falling from $2.83T to $2.78T. Bitcoin, the largest cryptocurrency, is now priced at $84,430, reflecting a 1.64% decrease. Ethereum also saw a 2.16% decline, trading at $1,978.34 as of March 21, 2025.1