Wall Street limped to a downbeat end of the trading week on Friday as a sell-off in Big Tech stocks dragged the Dow Jones Industrial Index down by more than 500 points at one point during the session.

Stocks fell in morning trading Friday as Wall Street closes out a holiday-shortened week. The S&P 500 fell 1.4%, with more than 80% of stocks in the benchmark index losing ground. Still, the index is managing to hold onto a modest gain for the week.