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OPPENHEIMER HOLDINGS INC — 4 Filings

350 4 filings on record

This page lists all 4 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 350 4 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
4 FORM 4 0001628280-26-013646 Mar 3, 2026 Feb 26, 2026
4 FORM 4 0001628280-26-013643 Mar 3, 2026 Mar 2, 2026
4 FORM 4 0001628280-26-013645 Mar 3, 2026 Feb 26, 2026
4 FORM 4 0001628280-26-012626 Feb 27, 2026 Feb 26, 2026
4 FORM 4 0001628280-26-012630 Feb 27, 2026 Feb 26, 2026
4 FORM 4 0001628280-26-012632 Feb 27, 2026 Feb 26, 2026
4 FORM 4 0001628280-26-012634 Feb 27, 2026 Feb 26, 2026
4 FORM 4 0001628280-26-012628 Feb 27, 2026 Feb 26, 2026
4 FORM 4 0001628280-26-004165 Jan 29, 2026 Jan 28, 2026
4 FORM 4 0001628280-26-004160 Jan 29, 2026 Sep 22, 2025
4 FORM 4 0001628280-26-004161 Jan 29, 2026 Jan 28, 2026
4 FORM 4 0001628280-26-004163 Jan 29, 2026 Jan 28, 2026
4 FORM 4 0001395774-25-000006 Aug 6, 2025 Aug 5, 2025
4 FORM 4 0001648181-25-000008 Jun 10, 2025 Jun 9, 2025
4 FORM 4 0001648181-25-000004 Jun 9, 2025 Jun 6, 2025
4 FORM 4 0001775404-25-000002 Jan 31, 2025 Jan 30, 2025
4 FORM 4 0002014257-25-000002 Jan 31, 2025 Jan 30, 2025
4 FORM 4 0001329599-25-000002 Jan 31, 2025 Jan 30, 2025
4 FORM 4 0001741163-25-000002 Jan 31, 2025 Jan 30, 2025
4 FORM 4 0001648181-25-000002 Jan 31, 2025 Jan 30, 2025
4 FORM 4 0001481324-25-000002 Jan 31, 2025 Jan 30, 2025
4 FORM 4 0001215176-25-000002 Jan 31, 2025 Jan 30, 2025
4 FORM 4 0001041339-25-000003 Jan 30, 2025 Jan 28, 2025
4 FORM 4 0001940648-25-000002 Jan 30, 2025 Jan 29, 2025
4 FORM 4 0001395774-25-000002 Jan 30, 2025 Jan 28, 2025
4 FORM 4 0001594628-25-000002 Jan 30, 2025 Jan 28, 2025
4 FORM 4 0001481324-24-000006 Aug 19, 2024
4 FORM 4 0001395774-24-000006 Aug 1, 2024 Jul 31, 2024
4 FORM 4 0001481324-24-000004 May 10, 2024
4 FORM 4 0001594628-24-000004 Feb 1, 2024 Jan 30, 2024
4 FORM 4 0001395774-24-000004 Feb 1, 2024 Jan 30, 2024
4 FORM 4 0001041339-24-000004 Feb 1, 2024 Jan 30, 2024
4 FORM 4 0001249033-24-000002 Jan 29, 2024 Jan 25, 2024
4 FORM 4 0001041339-24-000002 Jan 29, 2024 Jan 25, 2024
4 FORM 4 0001215176-24-000002 Jan 29, 2024 Jan 25, 2024
4 FORM 4 0001940648-24-000002 Jan 29, 2024 Jan 25, 2024
4 FORM 4 0001395774-24-000002 Jan 29, 2024 Jan 25, 2024
4 FORM 4 0001775404-24-000002 Jan 29, 2024 Jan 25, 2024
4 FORM 4 0001648181-24-000003 Jan 29, 2024 Jan 25, 2024
4 FORM 4 0001481324-24-000002 Jan 29, 2024 Jan 25, 2024
4 FORM 4 0001329599-24-000002 Jan 29, 2024 Jan 25, 2024
4 FORM 4 0001594628-24-000002 Jan 29, 2024 Jan 25, 2024
4 FORM 4 0001435741-24-000002 Jan 29, 2024 Jan 25, 2024
4 FORM 4 0001741163-24-000002 Jan 29, 2024 Jan 25, 2024
4 FORM 4 0001481324-23-000002 Sep 5, 2023 Aug 31, 2023
4 FORM 4 0001395774-23-000008 Mar 6, 2023 Mar 3, 2023
4 FORM 4 0001395774-23-000006 Jan 31, 2023 Jan 29, 2023
4 FORM 4 0001594628-23-000004 Jan 31, 2023 Jan 29, 2023
4 FORM 4 0001041339-23-000004 Jan 31, 2023 Jan 29, 2023
4 FORM 4 0001435741-23-000010 Jan 30, 2023 Jan 26, 2023