The UnitedHealth slide weighed heavily on the Dow, which fell 520 points, or 1.3%, by 9:40 a.m. EDT Thursday.

The stock market crash of October 1929 signaled the end of the "Roaring Twenties" and the beginning of the Great Depression.

At the close of both days, the Dow Jones Industrial Average decreased by 12.8% and 11.7%, respectively.The close of the Dow ...

The Dow Jones Industrial Average plunged 1,679, or 4%, to end its worst session since the COVID pandemic hit the country in ...

Dow and NASDAQ see historically bad day with plunges among worst ever as Trump tariffs spark sell-off - Trump’s tariff plan ...

Sellers took center stage early Wednesday as news of a possible China trade barrier for Nvidia put a chill on tech firms specializing in artificial intelligence, and the markets in general.

Stocks are swinging sharply still after President Trump’s tariff announcement last week. Here’s how last week stacks up to ...

Here are the worst declines in the history of the Dow Jones Industrial Average by percentage: 5.) March 12, 2020 (-2,352.60, -9.99%) Four days before the worst COVID-related drop in stocks ...

Read more about some of the worst days in stock market history below ... The two markets took the biggest hit on Oct. 28, 1929: Dow Jones Industrial Average: Dropped 12.8%, 38 points S ...