Shares of Waste Connections Inc. WCN, -0.31% slid 0.31% to C$181.58 Monday, in what proved to be an all-around negative trading session for the Canadian market, with the S&P/TSX Composite Index GSPTSE, 0.39% falling 0.38% to 21,790.49. The stock’s fall snapped an 11-day winning streak. Waste Connections Inc. closed C$1.97 short of its 52-week high (C$183.55), which the company achieved on April 8th. Trading volume of 224,710 shares remained below its 50-day average volume of 392,209.