* Losses for the index came as Wall Street closed sharply lower, fueled by a selloff in the tech sector.

* The Toronto Stock Exchange's S&P/TSX composite index ended down 82.38 points, or 0.54 percent, at 15,216.18, its lowest close since Feb. 9.

* The TSX's technology group tumbled 2.9 percent, with Shopify Inc down 5.9 percent at C$165.65.

* Financials, which account for more than one-third of the weight of the index, fell 0.9 percent.

* The materials group, which includes precious and base metals miners and fertilizer companies, also lost 0.9 percent.

* The TSX posted 2 new 52-week highs and 17 new lows.

* The largest percentage gainer on the TSX was Sierra Wireless, which rose 7.4 percent, while the largest decliner was Corus Entertainment Inc, down 10.9 percent.

(Reporting by Fergal Smith; Editing by Sandra Maler)