Bitcoin sold off along with U.S. stocks at the Wall Street open on Sept. 20. The BTC price reached a three-week high of $64,121 on Bitstamp after the daily open, according to Cointelegraph Markets Pro and TradingView data. The S&P 500 and Nasdaq 100 also fell, while gold rose 1%. Analysts noted the potential for BTC/USD to break the $65,000 resistance. Binance is showing stronger buying pressure than Coinbase.