Despite 2025 being widely framed as a breakthrough year for institutional crypto adoption, the number of Bitcoin (BTC) millionaire addresses declined sharply over the course of the year, according to Finbold’s 2025 Cryptocurrency Market Report. Finbold analysis shows Bitcoin lost over 7,000 millionaire wallets in 2025 as wealth concentrated among larger holders. Between January 1 and December 31, 2025, the number of Bitcoin addresses holding at least $1 million fell by 7,485, leaving a total of 148,084 millionaire addresses by year-end. Data shows that Bitcoin millionaire addresses declined from 155,569 at the start of 2025 to 148,084 by December 31, even as spot Bitcoin ETFs attracted billions in inflows throughout the year
source: https://finbold.com/over-7000-bitcoin-millionaires-lost-in-2025-finbold-report/