"WestJet president and CEO Ed Sims addresses the airline's annual meeting in Calgary, Tuesday, May 7, 2019. WestJet chief executive Ed Sims says the grounding of the Boeing 737 Max is having a ""substantial negative impact"" on the airline, even as the company reported robust earnings in its first full quarter without the fuel-efficient jetliner and on the cusp of its acquisition by Onex Corp."