    <SEC-DOCUMENT>0000791963-24-000018-index.html : 20240301
    <SEC-HEADER>0000791963-24-000018.hdr.sgml : 20240301
    <ACCEPTANCE-DATETIME>20240301161252
    ACCESSION NUMBER:		0000791963-24-000018
    CONFORMED SUBMISSION TYPE:	ARS
    PUBLIC DOCUMENT COUNT:		13
    CONFORMED PERIOD OF REPORT:	20231231
    FILED AS OF DATE:		20240301
    DATE AS OF CHANGE:		20240301
    EFFECTIVENESS DATE:		20240301

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			OPPENHEIMER HOLDINGS INC
    		CENTRAL INDEX KEY:			0000791963
    		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
    		ORGANIZATION NAME:           	02 Finance
    		IRS NUMBER:				980080034
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		ARS
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-12043
    		FILM NUMBER:		24709842

    	BUSINESS ADDRESS:
    		STREET 1:		85 BROAD STREET
    		STREET 2:		22ND FLOOR
    		CITY:			NEW YORK
    		STATE:			NY
    		ZIP:			10004
    		BUSINESS PHONE:		(212) 825-4331

    	MAIL ADDRESS:
    		STREET 1:		85 BROAD STREET
    		STREET 2:		22ND FLOOR
    		CITY:			NEW YORK
    		STATE:			NY
    		ZIP:			10004

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	FAHNESTOCK VINER HOLDINGS INC
    		DATE OF NAME CHANGE:	19950725

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	VINER E A HOLDINGS LTD
    		DATE OF NAME CHANGE:	19880622

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	GOLDALE INVESTMENTS LTD
    		DATE OF NAME CHANGE:	19861030
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>ARS
    <SEQUENCE>1
    <FILENAME>a24-arx01annualreportbro.htm
    <DESCRIPTION>ARS
    <TEXT>
    Document 1 - file: a24-arx01annualreportbro.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>a24-arx01annualreportbro001.jpg
    <TEXT>
    Document 2 - file: a24-arx01annualreportbro001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>a24-arx01annualreportbro002.jpg
    <TEXT>
    Document 3 - file: a24-arx01annualreportbro002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>a24-arx01annualreportbro003.jpg
    <TEXT>
    Document 4 - file: a24-arx01annualreportbro003.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>a24-arx01annualreportbro004.jpg
    <TEXT>
    Document 5 - file: a24-arx01annualreportbro004.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>a24-arx01annualreportbro005.jpg
    <TEXT>
    Document 6 - file: a24-arx01annualreportbro005.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>a24-arx01annualreportbro006.jpg
    <TEXT>
    Document 7 - file: a24-arx01annualreportbro006.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>a24-arx01annualreportbro007.jpg
    <TEXT>
    Document 8 - file: a24-arx01annualreportbro007.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>a24-arx01annualreportbro008.jpg
    <TEXT>
    Document 9 - file: a24-arx01annualreportbro008.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>a24-arx01annualreportbro009.jpg
    <TEXT>
    Document 10 - file: a24-arx01annualreportbro009.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>a24-arx01annualreportbro010.jpg
    <TEXT>
    Document 11 - file: a24-arx01annualreportbro010.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>a24-arx01annualreportbro011.jpg
    <TEXT>
    Document 12 - file: a24-arx01annualreportbro011.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>a24-arx01annualreportbro012.jpg
    <TEXT>
    Document 13 - file: a24-arx01annualreportbro012.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>