The European Central Bank on Wednesday warned of high valuations and increased concentration of global stocks.

The U.K.'s Office for Budget Responsibility unexpectedly released its economic and fiscal forecasts ahead of the U.K.'s Autumn Budget on Wednesday.

Shares of Airbus plunged to the bottom of the pan-European Stoxx 600 index on Monday morning.

Bitcoin and Ethereum saw heavy selling at the start of a new month, resuming the recent turbulence in digital assets.

The European Union Aviation Safety Agency said in a directive that a JetBlue flight on Oct. 30 experienced an "uncommanded and limited pitch down event."