Santiment said in a post on X that the number of cryptocurrency holders has increased significantly in the past two years. Here is the number of non-empty wallets for the top four cryptocurrencies by market capitalization: BTC: 54.70 million (+ 27%); ETH: 134.90 million (+ 47%); USDT: 6.57 million (+ 66%); XRP: 5.75 million (+ 28%).