Why is Air Canada stock sliding today?

Recent market activity shows a downward trend for three distinct companies. OGE Energy stock is currently sliding, reflecting a decrease in its market value. Similarly, Varonis Systems is experiencing a slip in its stock price today. Air Canada is also facing a decline, with its shares sliding in the current trading session. These simultaneous movements indicate a negative trend for OGE Energy, Varonis Systems, and Air Canada as their respective stock values drop across the market.