Block (XYZ) shares surged close to 10% in extended trading Friday after S&P Dow Jones Indices said the digital payments ...

The S&P 500 index is one of the most widely followed stock market indexes in the world, with trillions of dollars managed based on its makeup. When companies are added or removed from the index, it ...

Friday marked another winning day for the S&P 500 and Nasdaq, as both indexes posted fresh all-time intraday and closing ...

Stocks often rally when they're added to a major index, as fund managers need to rebalance their portfolios to reflect the ...

Tech billionaire Jack Dorsey-led Block's shares rose 7% in morning trading on Monday after the payments firm was added to the ...

Most of the S&P 500’s sectors were trading higher Friday afternoon, with the widely followed U.S. stock-market index on course to close out the week with a fifth-straight record closing high.

The U.S. stock market ended higher Friday, with the S&P 500 finishing the week by notching a fifth straight record peak. The S&P 500 closed 25.29 points higher, or 0.4%, at 6,388.64. The Nasdaq ...

Morgan Stanley expects tariff-related cost pressures to show up later this year, which could impact company margins and bump ...

S&P Dow Jones Indices’ decision not to change the list of components this month has investors looking ahead to the rest of ...

Here’s what you need to know about the S&P 500 change. What is the S&P 500? Launched on March 4, 1957, the S&P 500, officially known as the Standard and Poor’s 500, tracks the stock price of ...

The S&P 500 advanced 0.8% on Thursday, June, 26, ending the session just three points below its record-high closing level.

Datadog shares were up 10% in extended trading on Wednesday after S&P Global said the monitoring software provider will replace Juniper Networks in the S&P 500 U.S. stock index.