[U.S. Stock Market Opens, HOOD Drops Over 7.81%] According to Bybit data, the U.S. stock market opened with the Dow Jones down 0.30%, the Nasdaq down 0.18%, and the S&P 500 Index down 0.13%. Crypto-related stocks broadly declined, with COIN (Coinbase) down 5.64% intraday and HOOD (Robinhood) down 7.81% intraday.