OPPENHEIMER HOLDINGS INC reports

Company location: New York, NY
Fiscal year end: 31 December

OPPENHEIMER HOLDINGS INC has filed 962 SEC EDGAR filings since 29 Mar 1996

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SEC filing history

Showing 601-625 of 707 matching filings.

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SC 13G/A File 005-48859

SC 13G/A filing

Filing date: 20 Dec 2012
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-12043

FORM 10-Q

Filing date: 06 Nov 2012
Reporting date: 30 Sep 2012
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

10-Q/A File 001-12043

FORM 10-Q AMENDMENT NO. 1

Filing date: 10 Aug 2012
Reporting date: 30 Jun 2012
SEC evidence: Open document Open filing Open XBRL
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10-Q File 001-12043

FORM 10-Q

Filing date: 09 Aug 2012
Reporting date: 30 Jun 2012
SEC evidence: Open document Open filing
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PRIMARY DOCUMENT

Filing date: 02 Jul 2012
Reporting date: 01 Jul 2012
SEC evidence: Open document Open filing
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PRIMARY DOCUMENT

Filing date: 02 Jul 2012
Reporting date: 01 Jul 2012
SEC evidence: Open document Open filing
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PRIMARY DOCUMENT

Filing date: 02 Jul 2012
Reporting date: 01 Jul 2012
SEC evidence: Open document Open filing
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PRIMARY DOCUMENT

Filing date: 02 Jul 2012
Reporting date: 01 Jul 2012
SEC evidence: Open document Open filing
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PRIMARY DOCUMENT

Filing date: 02 Jul 2012
Reporting date: 01 Jul 2012
SEC evidence: Open document Open filing
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11-K File 001-12043

FORM 11-K

Filing date: 19 Jun 2012
Reporting date: 31 Dec 2011
SEC evidence: Open document Open filing
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8-K File 001-12043

FORM 8-K

Filing date: 15 May 2012
Reporting date: 14 May 2012
SEC evidence: Open document Open filing
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10-Q File 001-12043

FORM 10-Q

Filing date: 02 May 2012
Reporting date: 31 Mar 2012
SEC evidence: Open document Open filing Open XBRL
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S-8 File 333-180979

FORM S-8

Filing date: 26 Apr 2012
Reporting date: Not listed
SEC evidence: Open document Open filing
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EFFECT File 333-174933

EFFECT filing

Filing date: 05 Apr 2012
Reporting date: Not listed
SEC evidence: Open document Open filing
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CORRESP

CORRESP filing

Filing date: 04 Apr 2012
Reporting date: Not listed
SEC evidence: Open document Open filing
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DEF 14A File 001-12043

NOTICE & PROXY

Filing date: 29 Mar 2012
Reporting date: 14 May 2012
SEC evidence: Open document Open filing
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10-K/A File 001-12043

AMENDMENT NO.1 TO FORM 10-K/A

Filing date: 28 Mar 2012
Reporting date: 31 Dec 2011
SEC evidence: Open document Open filing
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S-3/A File 333-174933

FORM S-3/A

Filing date: 16 Mar 2012
Reporting date: Not listed
SEC evidence: Open document Open filing
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10-K File 001-12043

FORM 10-K

Filing date: 06 Mar 2012
Reporting date: 31 Dec 2011
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

SC 13G/A File 005-48859

SC 13G/A filing

Filing date: 14 Feb 2012
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

PRIMARY DOCUMENT

Filing date: 10 Feb 2012
Reporting date: 31 Dec 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

PRIMARY DOCUMENT

Filing date: 06 Feb 2012
Reporting date: 25 Jan 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

PRIMARY DOCUMENT

Filing date: 18 Jan 2012
Reporting date: 17 Jan 2012
SEC evidence: Open document Open filing
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PRIMARY DOCUMENT

Filing date: 18 Jan 2012
Reporting date: 17 Jan 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

UPLOAD

UPLOAD filing

Filing date: 05 Jan 2012
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing