* The Toronto Stock Exchange's TSX falls 4.60 percent to 14,270.09
* Leading the index were Real Matters Inc , up 1.3%, Maple Leaf Foods Inc , up 0.1%, and Parkland Fuel Corp , higher by 0.1%.
* Lagging shares were Shawcor Ltd , down 19.8%, Whitecap Resources Inc, down 17.1%, and Secure Energy Services Inc, lower by 16.8%.
* On the TSX 3 issues rose and 227 fell as a 0-to-1 ratio favored decliners. There were no and 63 new lows, with total volume of 469.0 million shares.
* The most heavily traded shares by volume were Cenovus Energy Inc , Canadian Natural Resources Ltd and Suncor Energy Inc.
![](https://i-invdn-com.akamaized.net/trkd-images/LYNXMPEG2A2D2-OCATP_L.jpg)
* The TSX's energy group fell 5.55 points, or 7.4%, while the financials sector slipped 11.49 points, or 4.2%.
* West Texas Intermediate crude futures fell 3.61%, or $1.24, to $33.12 a barrel. Brent crude fell 3.33%, or $1.24, to $35.98 [O/R]
* The TSX is off 16.4% for the year.