13D-G filings

• EDGAR

• Mackenzie              13G.A2  15.4%  2.14.08
• Renaissance            13G.A2   6.13%  2.13.08
• Mackenzie Financial  13G      17.7%  2.08.08
• West Coast Asset    13G.A2   4.6%  2.01.08
• Columbia Wanger     13G        8.38%  1.23.08
• JANA                     13D.A6   4.8%  12.03.07

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13D-G filings

• EDGAR

• Henry Partners  13D.A3  5.8%  4.17.08
• Farman Street  13D.A2 15.8%  4.17.08
• JDL                 13D.A6  9.6%  4.09.08
• Aegis              13G      6.5%  2.14.08
• Farnam Street  13D.A1  9.8%  12.05.07
• Aegis              13G.A4  6.8%  10.19.07

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