The stock market is divided into 11 market sectors based on the Global Industry Classification Standard, or GICS. This system, created jointly by Morgan Stanley and Standard & Poor's, sorts ...

Eight out of the S&P 500's 11 sectors rose Monday afternoon as investors assessed President Donald Trump’s tariff plans. Three sectors were falling. The S&P 500 healthcare sector fell 4.2 points, or 0 ...

There are 11 stock market sectors, but only three beat the S&P 500 last year: communications, financials, and consumer discretionary. Even the technology sector underperformed the S&P 500 last year.