Air Canada (OTCQX:ACDVF) (AC:CA) flight attendants will stage informational pickets at four Canadian airports on Monday as part of ongoing contract talks with the carrier, their union said, stressing that the protests will not disrupt flights.

Shopify Inc. has regained its position as the most valuable company in Canada, replacing the former top stock, Royal Bank of Canada. After reporting its second-quarter earnings, the Canadian e-commerce giant’s shares on the Toronto Stock Exchange closed up 22 per cent, giving the company a market capitalization of $275.7-billion.