| Targeted Security Holder List |  |  | Holder Name | Shares Held | % of O/S | Report Date | Change |  | FRONT STREET INVESTMENT MANAGEMENT INC | 8,218,000 | 9.91 % | 20120116 | -100,000 |  |  | MITCHELL, BRUCE | 7,742,073 | 9.34 % | 20110623 | new |  |  | FRONT STREET SPECIAL OPPORTUNITIES CANADIAN FUND | 3,264,800 | 3.94 % | 20120430 | -2,370,300 |  |  | RBC GLOBAL ENERGY FUND | 1,592,600 | 1.92 % | 20101231 | new |  |  | CIBC ENERGY FUND | 1,146,384 | 1.38 % | 20111231 | 1,146,384 |  |  | PHILLIPS HAGER & NORTH CANADIAN GROWTH FUND | 960,000 | 1.16 % | 20111231 | 0 |  |  | FRONT STREET RESOURCE FUND | 952,776 | 1.15 % | 20120430 | -155,618 |  |  | CANADA DOMINION RESOURCES 2009 LP | 766,200 | 0.92 % | 20101231 | -172,200 |  |  | RBC GLOBAL RESOURCES FUND | 657,610 | 0.79 % | 20111231 | -912,500 |  |  | CANADA PENSION PLAN INVESTMENT BOARD ^^ | 494,000 | 0.60 % | 20120331 | new |  |  | WITWER, COLIN B. | 446,955 | 0.54 % | 20111215 | 53,344 |  |  | CIBC CANADIAN RESOURCES FUND | 424,330 | 0.51 % | 20120630 | -159,400 |  |  | REDWOOD GLOBAL SMALL CAP FUND | 410,000 | 0.49 % | 20110630 | new |  |  | CMP 2009 RESOURCE LIMITED PARTNERSHIP | 400,800 | 0.48 % | 20101231 | -96,400 |  |  | GOODS, ROBERT F. | 284,000 | 0.34 % | 20111209 | 98,000 |  |  | DENECKY, RANDY | 240,396 | 0.29 % | 20111215 | 2,063 |  |  | SPROTT 2010 FLOW-THROUGH LP | 200,000 | 0.24 % | 20111231 | -215,000 |  |  | TRADEX EQUITY FUND | 178,000 | 0.21 % | 20111231 | new |  |  | RENAISSANCE GLOBAL RESOURCE FUND | 176,445 | 0.21 % | 20120229 | 0 |  |  | CMP 2009 II RESOURCE LIMITED PARTNERSHIP | 126,300 | 0.15 % | 20101231 | 0 |  |  | REDWOOD DIVERSIFIED EQUITY FUND | 100,000 | 0.12 % | 20110630 | new |  |  | MAVRIX QUEBEC 2009 FT LP | 95,000 | 0.11 % | 20101231 | -18,500 |  |  | HIBBS, DOUGLAS | 89,813 | 0.11 % | 20111215 | new |  |  | MACKENZIE MSP 2010 RESOURCE LP | 70,000 | 0.08 % | 20110930 | 0 |  |  | ISHARES S&P/TSX SMALLCAP INDEX FUND | 45,261 | 0.05 % | 20111231 | new |  |  | NEUMANN, DEVERY L. | 45,063 | 0.05 % | 20111215 | new |  |  | BLUMONT HIRSCH PERFORMANCE FUND | 42,100 | 0.05 % | 20111231 | new |  | | |