"Market Mixed Ahead of Fed Decision: Dow Rises, S&P 500 and Nasdaq Fall"

Stocks turned positive as investors awaited the results of the Federal Reserve policy meeting, with the S&P 500 and Dow Jones Industrial Average rising, while the Nasdaq Composite fluctuated. The Bank of Japan ended its era of negative rates with its first hike in 17 years, aiming to stimulate growth. A major realtor lawsuit settlement could shift agent commissions onto homebuyers, potentially impacting housing affordability. Unilever announced plans to spin off its ice cream business, while Nvidia's stock fluctuated after its annual developer conference.