Keeping gains in the sector in check was a 0.2% decline in shares of Canada's largest life insurer Manulife Financial Corp MFC.TO, which reported only a marginal beat in earnings expectations. Luxury goods company Canada Goose GOOS.TO jumped 10% on strong quarterly results, benefiting from inflation-resilient consumer demand. Suncor's poor safety record and lackluster stock performance prompted a demand for changes from activist Elliott Investment Management, following which it replaced its chief executive officer in July.