SC 13G/A | 2011-02-14 | River Road Asset Management, LLC | OPPENHEIMER HOLDINGS INC | 705,731 | 5.3% | EDGAR |
SC 13G/A | 2010-02-16 | River Road Asset Management, LLC | OPPENHEIMER HOLDINGS INC | 705,730 | 5.4% | EDGAR |
SC 13G/A | 2009-07-22 | GMT CAPITAL CORP | OPPENHEIMER HOLDINGS INC | 219,900 | 1.7% | EDGAR |
SC 13G | 2009-02-17 | River Road Asset Management, LLC | OPPENHEIMER HOLDINGS INC | 699,555 | 5.4% | EDGAR |
SC 13G | 2009-01-20 | MACKENZIE FINANCIAL CORP | OPPENHEIMER HOLDINGS INC | 803,919 | 6.2% | EDGAR |
SC 13D | 2008-09-24 | HOWSON TATTERSALL INVESTMENT COUNSEL Ltd | OPPENHEIMER HOLDINGS INC | 797,719 | 6.1% | EDGAR |
SC 13G/A | 2008-05-12 | PRIVATE CAPITAL MANAGEMENT | OPPENHEIMER HOLDINGS INC | 139 | 13.9% | EDGAR |
SC 13G | 2008-05-07 | GMT CAPITAL CORP | OPPENHEIMER HOLDINGS INC | 160,200 | 1.2% | EDGAR |
SC 13G/A | 2008-02-14 | PRIVATE CAPITAL MANAGEMENT | OPPENHEIMER HOLDINGS INC | 193 | 19.3% | EDGAR |
SC 13G/A | 2008-02-12 | OPPENHEIMER HOLDINGS INC | MIND CTI LTD | 0 | 0.0% | EDGAR |
SC 13G | 2007-03-19 | OPPENHEIMER HOLDINGS INC | MIND CTI LTD | 1,347,165 | 6.2% | EDGAR |
SC 13G/A | 2007-02-14 | PRIVATE CAPITAL MANAGEMENT | OPPENHEIMER HOLDINGS INC | 201 | 20.1% | EDGAR |
SC 13G/A | 2006-12-11 | PRIVATE CAPITAL MANAGEMENT | OPPENHEIMER HOLDINGS INC | 2,597,315 | 1.0% | EDGAR |
SC 13G/A | 2006-02-14 | PRIVATE CAPITAL MANAGEMENT | OPPENHEIMER HOLDINGS INC | 3,210,574 | 1.0% | EDGAR |
SC 13G/A | 2005-02-14 | PRIVATE CAPITAL MANAGEMENT | OPPENHEIMER HOLDINGS INC | 3,833,339 | 1.0% | EDGAR |
SC 13G/A | 2004-02-13 | PRIVATE CAPITAL MANAGEMENT | OPPENHEIMER HOLDINGS INC | 4,114,534 | 1.0% | EDGAR |
SC 13G/A | 2003-02-14 | PRIVATE CAPITAL MANAGEMENT | FAHNESTOCK VINER HOLDINGS INC | 4,291,090 | 1.0% | EDGAR |
SC 13G/A | 2002-02-15 | PRIVATE CAPITAL MANAGEMENT | FAHNESTOCK VINER HOLDINGS INC | 3,874,972 | 1.0% | EDGAR |
SC 13G/A | 2001-02-15 | PRIVATE CAPITAL MANAGEMENT | FAHNESTOCK VINER HOLDINGS INC | 3,280,890 | 1.0% | EDGAR |
SC 13G | 2001-02-14 | MACKENZIE FINANCIAL CORP | FAHNESTOCK VINER HOLDINGS INC | 412,200 | 3.4% | EDGAR |