| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | WELLINGTON MANAGEMENT COMPANY, LLP | 2,779,191 | 9.27 | $130,038,346 | 30-Sep-09 | | Montrusco Bolton Investment, Inc. | 880,603 | 2.94 | $41,203,414 | 30-Sep-09 | | FMR LLC | 872,000 | 2.91 | $40,800,880 | 30-Sep-09 | | Barclays Global Investors UK Holdings Ltd | 866,818 | 2.89 | $40,558,414 | 30-Sep-09 | | THOMPSON, SIEGEL & WALMSLEY, INC. | 828,761 | 2.76 | $38,777,727 | 30-Sep-09 | | Acuity Investment Management Inc. | 798,400 | 2.66 | $37,357,136 | 30-Sep-09 | | PRICE (T.ROWE) ASSOCIATES INC | 726,210 | 2.42 | $33,979,365 | 30-Sep-09 | | AGF FUNDS INC | 668,036 | 2.23 | $31,257,404 | 30-Sep-09 | | JANUS CAPITAL MANAGEMENT, LLC | 594,329 | 1.98 | $27,808,653 | 30-Sep-09 | | Ranger Investment Management, LP | 593,646 | 1.98 | $27,776,696 | 30-Sep-09 |
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| Holder | Shares | % Out | Value* | Reported | | JANUS VENTURE FUND | 532,570 | 1.78 | $24,918,950 | 30-Sep-09 | | FIDELITY OTC PORTFOLIO | 481,200 | 1.61 | $22,515,348 | 30-Sep-09 | | FIDELITY CANADA FUND | 340,000 | 1.13 | $15,908,600 | 30-Sep-09 | | PRICE (T.ROWE) NEW HORIZONS FUND | 337,000 | 1.12 | $15,768,230 | 30-Sep-09 | | AMERICAN CENTURY HERITAGE FUND | 263,485 | .88 | $12,328,463 | 30-Sep-09 | | HENNESSY CORNERSTONE GROWTH FUND | 250,800 | .84 | $11,734,932 | 30-Sep-09 | | CANADIAN GENERAL INVESTMENTS LTD | 200,000 | .67 | $5,084,000 | 30-Jun-09 | | CALAMOS GROWTH FUND | 150,000 | .50 | $7,018,500 | 30-Sep-09 | | FORWARD FUNDS, INC.-FORWARD SMALL CAP EQUITY FUND | 142,100 | .47 | $5,784,891 | 31-Aug-09 | | FEDERATED KAUFMANN SMALL CAP FUND | 140,400 | .47 | $4,150,224 | 31-Jul-09 |
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*
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Value shown is computed using the security's price on the report date given.
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