Bitcoin and ethereum prices today, Friday, September 4, 2026: Bitcoin holding above $81,000 following massive ETF inflows

Bitcoin opened at $81,271.92 on Friday, September 4, 2026, 5.1% higher than Thursday's opening price. As of 7:21 a.m. ET this morning, the price of bitcoin shifted to $81,240.29. Ethereum opened at $2,507.70 today, up 4.9% from Thursday's opening price. Ethereum moved to $2,522.14 as of 7:21 a.m. ET. Source: https://finance.yahoo.com/personal-finance/investing/article/bitcoin-and-ethereum-prices-today-friday-september-4-2026-bitcoin-holding-above-81000-following-massive-etf-inflows-113751298.html