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TORONTO — Some of the most active companies traded Thursday on the Toronto Stock Exchange: Toronto Stock Exchange (18,274.07, down 100.71 points.) Manulife Financial Corp. (TSX:MFC). Financials. Down eight cents, or 0.32 per cent, to $25 on 26.

CALGARY — The CEO of TC Energy Corp. is warning that the cost of its Coastal GasLink pipeline to bring natural gas from northeastern B.C.

MARKHAM — Sienna Senior Living Inc. is reporting a net loss of $8.7 million in the quarter ended Dec. 31 as the company faces higher costs related to the pandemic. The company's net income in the fourth quarter was $9.

TORONTO — North American stock markets slumped from recent highs as investors pocketed some profits in stronger sectors. The S&P/TSX composite index closed down for a second straight day, losing 100.71 points to 18,274.07.

TORONTO — North America's first Bitcoin exchange-traded fund began trading on the Toronto Stock Exchange today.

TORONTO — Ontario lost more than 355,000 jobs last year - the single largest annual decline on record - due to the COVID-19 pandemic, the province's fiscal watchdog said Thursday.

CALGARY — Buoyed by stronger gold and copper prices and flush with cash after realizing $1.5 billion in proceeds from the sale of non-core assets since 2019, Barrick Gold Corp.

VANCOUVER — Teck Resources Ltd. is again writing down part of its stake in the Fort Hills oilsands mine in northeastern Alberta operated by partner Suncor Energy Inc.

CALGARY — The CEO of Nutrien Ltd. says the fertilizer company will continue to grow organically as well as through acquisitions as it increases its dividend and launches a new share buyback program.

WestJet said Thursday that it will suspend service to four Canadian cities amid slumping demand due to COVID-19 restrictions. Starting March 19, the airline plans to suspend all flights to St. John's, London, Ont., Lloydminster, Alta.