National Business

Some of the most active companies traded Tuesday on the Toronto Stock Exchange: Toronto Stock Exchange (15,477.00, down 75.06 points) Katanga Mining Limited. (TSX:KAT). Miner. Up 21 cents, or 23.08 per cent, to $1.12 on 12.4 million shares.

TORONTO — U.S. markets sank deeply into the red Tuesday, while precious metals and the materials sector helped mitigate the fall at Canada's main stock index. The S&P/TSX composite index closed down 75.06 points to 15,477. In the U.S.

OAKVILLE, Ont. — Restaurant Brands International Inc. announced a plan Tuesday for improving the customer experience and sales at its Tim Hortons operations, which were the weak spots during an otherwise strong first quarter for the company.

TORONTO — Mitel Networks Corp. stock jumped nearly 10 per cent to a multi-year high Tuesday after it announced that its board is recommending a friendly privatization offer by an investor group led by Searchlight Capital Partners.

CALGARY — Shares in Enbridge Inc.

NEW YORK — An estimated 6.

TORONTO — Scotiabank's 1832 Asset Management LP will pay a fine after improper lavish spending on promotional activities for financial advisers.

LAS VEGAS — Two film industry leaders told theatre owners Tuesday that are optimistic about the movie and theatrical exhibition business despite concerns about declining attendance and competition from streaming services.

WASHINGTON — Sales of new U.S. homes jumped 4 per cent in March, propelled by a surge of buying in the West. The Commerce Department said Tuesday that sales last month were at a seasonally adjusted annual rate of 694,000.

CALGARY — A second institutional investor proxy advisory firm is wading into the fight by a dissident shareholder to elect a slate of four directors to the 10-member board at Crescent Point Energy Corp. Unlike Institutional Shareholder Services Inc.