The correction took place as investors crystalized some profits from the overvalued Canadian sector that is up 81.25 per cent on a 200-day moving average.

The technology-centric Nasdaq led the declines as its heavyweight stocks took a hit with the biggest drags from companies including Facebook Inc, Apple Inc, Amazon.com Inc, Microsoft Inc and Google-parent Alphabet Inc.

Apple shares have gained nearly 60 per cent this year as the company overcame the shutdown of factories in China.

Wall Street clawed back the last of the historic, frenzied losses unleashed by the new coronavirus, as the S&P 500 closed at an all-time high Tuesday.

From robo advisors to trading apps, Canadians – especially 20- and 30-somethings – can't get enough of the stock market.

The number of new COVID-19 cases in the U.S. and elsewhere is shaking investors' optimism about a speedy economic recovery.

An uptick in U.S. cases and a bleak economic forecast from the U.S. Federal Reserve are sending stocks plunging.

Calfrac Well Services Ltd. says it is seeking advice on changes to its capital structure but doesn't know of any "material change'' that would account for a 75.6 per cent increase in its share price on Tuesday.

Aurora Cannabis Inc. says it incurred a $137.4 million net loss in its third quarter, down from the $1.3 billion it reported the quarter before.

The plane-and-train maker's stock sunk to its lowest level in more than 25 years on Thursday, closing at 42.5 cents before falling a further eight per cent in midday trading Friday.