| Top Institutional Holders |
|---|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Wellington Management Company, LLP | 3,890,187 | 6.24 | 6,379,906 | Dec 31, 2012 | | Steelhead Partners, LLC | 2,318,163 | 3.72 | 3,801,787 | Dec 31, 2012 | | West Coast Asset Management, Inc. | 1,293,525 | 2.08 | 1,707,453 | Mar 31, 2013 | | BlackRock Advisors, LLC | 1,291,859 | 2.07 | 1,705,253 | Mar 31, 2013 | | Raffles Associates, LP | 1,197,386 | 1.92 | 1,963,713 | Dec 31, 2012 | | Blackrock Inc. | 200,040 | 0.32 | 264,052 | Mar 31, 2013 | | Canada Pension Plan Investment Board | 122,492 | 0.20 | 161,689 | Mar 31, 2013 | | Russell (Frank) Company Inc | 91,783 | 0.15 | 150,524 | Dec 31, 2012 | | Bank of Nova Scotia | 40,500 | 0.07 | 53,460 | Mar 31, 2013 | | Deutsche Bank Aktiengesellschaft | 20,000 | 0.03 | 32,800 | Dec 31, 2012 |
|
| Holder | Shares | % Out | Value* | Reported |
|---|
| Blackrock Funds-Energy & Resources Portfolio | 1,027,660 | 1.65 | 1,685,362 | Dec 31, 2012 | | DFA International Small Cap Value Portfolio | 504,221 | 0.81 | 816,838 | Jan 31, 2013 | | DFA Investment Dimensions-Canadian Small Company Series | 85,873 | 0.14 | 139,114 | Jan 31, 2013 | | Metropolitan Ser Fd-Met/Dimensional International Small Comp | 18,161 | 0.03 | 29,784 | Dec 31, 2012 | | DFA International Core Equity Portfolio | 14,187 | 0.02 | 22,982 | Jan 31, 2013 | | DFA International Vector Equity Port | 10,900 | 0.02 | 17,658 | Jan 31, 2013 | | Old Westbury Global Small & Mid Cap Fund | 10,293 | 0.02 | 16,674 | Jan 31, 2013 | | DFA T.A. World Ex U.S. Core Equity Portfolio | 8,700 | 0.01 | 14,094 | Jan 31, 2013 |
|
Value shown is computed using the security's price on the report date given. Currency in USD. |
0.80%