The index of the largest US companies S & P 500 updated at least since October 2017. As of 11:50 Moscow time, the index lost 2.08% of its value, falling to the level of 2545.94. Shares of the American online retailer Amazon.com (AMZN) before the start of trading fell by 4.46% to $ 1,520.91, amid investor concerns about a deterioration in consumer sentiment.

The Dow Jones Industrial Average also fell by 2.11%, to 23,592.98, the lowest since the beginning of the year, the index of high-tech companies NASDAQ Composite, by 2.27%, to 6,753.73.

US Federal Reserve officials have previously hinted market participants to a possible slowdown in rates hike next year, which may temporarily reassure investors. At the same time, the regulator's plans for future monetary policy are not completely clear. In addition, the US president continues to criticize the position of the Fed, which also worries investors.