Canada stocks lower at close of trade; S&P/TSX Composite down 0.17%Canada stocks were lower after the close on Wednesday, as losses in the Healthcare, IT and Financials sectors led shares lower.At the close in Toronto, the S&P/TSX Composite lost 0.17%.The best performers of the session on the S&P/TSX Composite were Hudson's Bay Company (TO:HBC), which rose 7.73% or 0.75 points to trade at 10.45 at the close. Meanwhile, Raging River Exploration Inc. (TO:RRX) added 3.90% or 0.37 points to end at 9.86 and OceanaGold Corporation (TO:OGC) was up 3.59% or 0.150 points to 4.330 in late trade.The worst performers of the session were Valeant Pharmaceuticals International Inc (TO:VRX), which fell 6.30% or 0.86 points to trade at 12.79 at the close. Martinrea International Inc . (TO:MRE) declined 2.79% or 0.27 points to end at 9.42 and Bonavista Energy Corp (TO:BNP) was down 2.31% or 0.080 points to 3.380.Falling stocks outnumbered advancing ones on the Toronto Stock Exchange by 636 to 514 and 145 ended unchanged.Shares in Valeant Pharmaceuticals International Inc (TO:VRX) fell to 5-year lows; losing 6.30% or 0.86 to 12.79. The S&P/TSX 60 VIX, which measures the implied volatility of S&P/TSX Composite options, was down 21.14% to 9.44 a new 1-month low.Gold Futures for June delivery was down 0.04% or 0.45 to $1257.95 a troy ounce. Elsewhere in commodities trading, Crude oil for delivery in May fell 0.31% or 0.16 to hit $50.87 a barrel, while the June Brent oil contract fell 0.15% or 0.08 to trade at $54.09 a barrel.CAD/USD was down 0.21% to 0.7446, while CAD/EUR fell 0.21% to 0.6976.The US Dollar Index Futures was down 0.04% at 100.38.