Coinbase CEO: Coinbase holds over 80% of BTC and ETH ETF assets in the U.S., with inflows peaking at $31 billion in 2025

Coinbase CEO Brian Armstrong posted on the X platform that Coinbase holds over 80% of the BTC and ETH ETF assets in the U.S. and achieved a peak ETF fund inflow of $31 billion in 2025.

Coinbase is currently a partner of many ETF providers, including large financial institutions and governments. Coinbase regularly conducts penetration testing with top cryptographers, holds multiple related technology patents, and continuously performs security audits.