[U.S. stock market opens with broad declines across the three major indexes, Nvidia up 2.3%, Meta down 0.9%] BlockBeats reports that on September 28, according to BIT (bit.com) market data, the U.S. stock market opened with the Dow Jones Industrial Average down 0.64%, the S&P 500 Index down 0.43%, and the Nasdaq Composite Index down 0.47%. Nvidia (NVDA.O) rose 2.3% after the company announced an increase of $150 billion in its stock repurchase authorization. Meta Platforms (META.O) fell 0.9% after gaining nearly 13% over the past week. SpaceX (SPCX.O) remained nearly flat as its Starship made its first orbital entry.