[U.S. Stock Market Closes with Broad Gains in Crypto Sector, ABTC Up Over 13%] On January 6, U.S. stocks closed on Monday with the Dow Jones Industrial Average preliminarily up 1.23%, the S&P 500 Index up 0.64%, and the Nasdaq Composite Index up 0.69%. The crypto sector saw broad gains, with American Bitcoin (ABTC) up 13.48%, GameSquare (GAME) up 8.34%, Bit Digital (BTBT) up 8.33%, Coinbase (COIN) up 7.77%, Robinhood (HOOD) up 6.97%, and Bitmine (BMNR) up 6.93%.