National Business

CALGARY — Calfrac Well Services Ltd. reported a fourth-quarter profit of $125.9 million, boosted by a gain on the settlement of debt. The oilfield services company says the profit for the quarter ended Dec. 31 amounted to $2.19 per diluted share.

MOSCOW — The European Medicines Agency has started a rolling review of Russia's Sputnik V coronavirus vaccine, many months after it was first approved for use in Russia and after dozens of countries around the world have authorized it.

LONDON — Regulators in the U.K. and four other countries have announced new rules to fast-track the development of modified COVID-19 vaccines to ensure drugmakers can move swiftly to target emerging variants of the disease.

TORONTO — Twitter Inc. will be bulking up on Canadian talent this year with a hiring spree meant to add dozens of engineers in the country to its staff. The San Francisco, Calif.

Hudson's Bay Co. hopes to transform its website into Canada’s next online shopping marketplace in a bid to position itself as a premium, home-grown alternative to e-commerce heavy hitters like Amazon.

AUSTIN, Texas — Texas' power grid manager was fired Wednesday amid growing calls for his ouster following February's deadly blackouts that left millions of people without electricity and heat for days in subfreezing temperatures.

TORONTO — Some of the most active companies traded Wednesday on the Toronto Stock Exchange: Toronto Stock Exchange (18,320.67, down 100.93 points.) Suncor Energy Inc. (TSX:SU). Energy. Up 14 cents, or 0.54 per cent, to $26.25 on 17 million shares.

TORONTO — Canadian stock market activity soared in February as an investor frenzy for stocks such as BlackBerry Ltd.'s was accelerated by surplus cash from COVID-19 lockdowns.

BRUSSELS — The European Union said Wednesday that Britain's “unilateral action" on trade rules will breach international law and is threatening legal action as post-Brexit tensions continue to escalate between the two sides.

CALGARY — Waterous Energy Fund says it has prevailed in its takeover of private junior oilsands producer Osum Oil Sands Corp. It says a total of 45.