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OPPENHEIMER HOLDINGS INC — PRE 14A Filings

3 PRE 14A filings on record

This page lists all PRE 14A filings submitted to the SEC by OPPENHEIMER HOLDINGS INC (OPY), sorted by most recent first. Each row links to the full filing on EdgarLookup. OPPENHEIMER HOLDINGS INC has filed 3 PRE 14A documents with the SEC since 1996. To view all SEC filings by OPPENHEIMER HOLDINGS INC, see the full filings list.

Overview All Filings Financials Insiders
All 10-12B 10-K 10-K/A 10-Q 10-Q/A 11-K 144 3 3/A 4 4/A 40-APP 424B3 5 8-A12B 8-K 8-K/A ARS CORRESP DEF 14A DEFA14A DEL AM EFFECT NT 10-Q PRE 14A RW S-3 S-3/A S-4 S-4/A S-8 S-8 POS SC 13D SC 13G SC 13G/A SC TO-I SC TO-I/A UPLOAD
Form Description Accession Number Filed Period
PRE 14A PRE 14A 0001104659-26-021942 Mar 2, 2026 May 4, 2026
PRE 14A OPPENHEIMER HOLDINGS INC. 0000950123-05-003211 Mar 16, 2005 May 9, 2005
PRE 14A — 0000791963-03-000007 Mar 19, 2003 Dec 31, 2002