Some of the most active companies traded Wednesday on the Toronto Stock Exchange:Toronto Stock Exchange (15,800.40, up 30.04 points):Canopy Growth Corp. (TSX:WEED). Healthcare. Up 76 cents, 5.92 per cent, to $13.59 on 8.3 million shares. Canopy says it will develop up to three million square feet of greenhouse growing capacity in British Columbia, more than doubling Canada’s biggest licensed marijuana producer’s production footprint. The company said in a statement that it has entered into a definitive joint venture agreement with a large-scale greenhouse operator where it will be a majority shareholder of BC Tweed Joint Venture Inc., a new company.Bombardier Inc. (TSX:BBD.B). Aerospace, rail equipment. Up 10 cents, 4.44 per cent, to $2.35 on 7.04 million shares. Delta Air Lines says its deliveries of Bombardier CSeries aircraft may be delayed next year but that ultimately it won’t be forced to pay the 300 per cent preliminary duties recently announced by the U.S. Commerce Department. “We’re not going to be forced to pay tariffs or anything of the ilk,” CEO Ed Bastian said Wednesday during a conference call about its third-quarter results.Aurora Cannabis Inc. (TSX:ACB). Healthcare. Up five cents, 1.69 per cent, to $3.00 on 5.9 million shares.Birchcliff Energy Ltd. (TSX:BIR). Oil and gas. Up six cents, 1.16 per cent, to $5.24 on 4.3 million shares.Pretium Resources Inc. (TSX:PVG). Miner. Up $2.92, 24.07 per cent, to $15.05 on 3.6 million shares.Encana Corp. (TSX:ECA). Oil and gas. Up 12 cents, or 0.84 per cent, to $14.35 on 3.6 million shares.Companies reporting major news:Metro Inc. (TSX:MRU). Grocer. Up 26 cents, 0.62 per cent, to $41.99 on 692,466 shares. The grocery store chain says it will eliminate about 280 jobs starting in 2021 as part of a $400-million overhaul of its Ontario distribution network. Metro says the move to modernize and automate its network will mean the loss of about 180 full-time and 100 part-time positions.Shopify Inc. (TSX:SHOP). E-Commerce. Down $2.64, or 2.28 per cent, to $118.40 on 1.4 million shares. Shopify’s chief executive says he’ll push back against a short-seller’s report questioning the company’s business model during the release of their next financial results. Company CEO Tobias Lutke tweeted that he looks forward to the next earnings call, expected in early November, where he’ll address the “short-selling troll” targeting Shopify.Thomson Reuters Corp. (TSX:TRI). Media. Up four cents, or 0.07 per cent, to $57.71 on 494,816 shares. The multinational information services company will spend about US$100 million to house its new technology hub at a Toronto complex that’s being built for occupation in 2021.