Canada Goose Holdings Inc GOOS.N jumped after it forecast upbeat annual earnings, encouraged by strong demand for its luxury parkas and jackets. By Devik Jain and Noel Randewich May 19 (Reuters) - The S&P 500 ended lower after a volatile session on Thursday, with Cisco Systems slumping after giving a dismal outlook, while investors fretted about inflation and rising interest rates. Shares of Cisco CSCO.O slumped after the networking gear maker lowered its 2022 revenue growth outlook, taking a hit from its Russia exit and component shortages related to COVID-19 lockdowns in China.