S&P 500 ends lower; chips tumble and Moderna rallies The S&P 500 ended marginally lower on Friday, with a steep drop in AI-related chip stocks and sharp gains in Moderna and other healthcare stocks.
The case for bundling media with distribution has weakened in the streaming era, but further M&A makes less sense. WSJ's Aaron Back explains the moves in the stock market after President Trump ...
Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...