TSX slips to four-and-a-half-month low as global selloff weighs

TORONTO (Reuters) - Canada's main stock index slumped to a 4-1/2-month low on Monday as a global selloff and weakness in energy prices hit investor sentiment.

Marijuana companies were among the most heavily traded stocks on the index.

- At 4:45PM ET (21:45 GMT), the Toronto Stock Exchange's S&P/TSX composite index fell 271.22 points, or 1.74 percent, to 15,334.81. All of the sectors on the index ended in the red.

- The TSX posted two new 52-week highs and 36 new lows. Across all Canadian issues there were 21 new 52-week highs and 157 new lows.

- The largest percentage gainer on the TSX was Klondex Mines (Toronto:KDX.TO - News), which rose 5.3 percent, while the largest decliner was Prometic Life (Toronto:PLI.TO - News), down 6.5 percent.

- Among the most active Canadian stocks by volume were Aurora Cannabis (:ACB.TO), up 8.8 percent to $9.25; Canopy Growth Co (Toronto:WEED.TO - News), up 0.4 percent to $24.21 and Aphria Inc (Toronto:APH.TO - News), up 1.2 percent to $14.05.

- Among industrial stocks, Bombardier Inc slipped 3.9 percent to C$3.18.

- In the financial sector, Toronto Dominion Bank lost 2.9 percent to C$71.79, and Canadian Imperial Bank of Commerce gave back 2.7 percent to C$115.82.

- U.S. crude oil prices dropped 3 percent to $63.47, weighing on shares of energy companies. Suncor Energy lost 3.1 percent to C$42.47.

(Reporting by John Tilak, Fergal Smith and Matt Scuffham; Editing by Leslie Adler)