Data compiled by Redley Lamar · ChainSifter Intelligence
4Suppliers
4Customers
1Debt Items
9Related Chains
Source-Backed Evidence Depth
Oppenheimer Holdings Inc. (OPY) is shown with relationship data already present in ChainSifter's database. Counts below come from stored supply-chain records and filing/source URLs where available; missing source URLs are not filled in or estimated.
10Total relationships
3Distinct source URLs
7High confidence
0.828Average confidence
2026-10-28Latest database update
ChainSifter does not infer unreported suppliers, customers, ownership, acquisitions, debt exposure, revenue dependency, or future supply-chain events on this public page.
Oppenheimer Holdings Inc. Suppliers
Ticker
Name
Confidence
Evidence
50-PARTICIPATING-BANKS
50-PARTICIPATING-BANKS
92%
• Client funds swept into deposit accounts at participating banks and eligible for FDIC deposit insurance
MORTGAGE-BACKED-SECURITIES-DIVISION
MORTGAGE-BACKED-SECURITIES-DIVISION
90%
The Company has clearing/participating arrangements with the National Securities Clearing Corporation, the Fixed Income Clearing Corporation ("FICC"), the Mortgage-Backed Securities Division (a divis…
GLOBAL-PRIME-PARTNERS-LTD
GLOBAL-PRIME-PARTNERS-LTD
85%
In addition, the Company clears its non-U.S. international equities business carried on by Oppenheimer Europe Ltd. through Global Prime Partners, Ltd., a global clearing financial institution located…
DHIL
Diamond Hill Investment Group Inc
72%
Reciprocal relationship from DHIL graph: Reciprocal relationship from OPY graph: Reciprocal relationship from DHIL graph: net income by: • Decreasing investment valuations in, and returns on, the inv…
Oppenheimer Holdings Inc. Customers
Ticker
Name
Confidence
Evidence
LIBERTY-CAPITAL-GROUP
LIBERTY-CAPITAL-GROUP
90%
Oppenheimer has agreed to pay $70 million in full settlement of the claims asserted in the litigation.
GLOBAL-PRIME-PARTNERS-LTD
GLOBAL-PRIME-PARTNERS-LTD
85%
. In addition, the Company clears its non-U.S. international equities business carried on by Oppenheimer Europe Ltd. through Global Prime Partners, Ltd., a global clearing financial institution locat…
DHIL
Diamond Hill Investment Group Inc
72%
Reciprocal relationship from DHIL graph: Reciprocal relationship from OPY graph: Reciprocal relationship from DHIL graph: Reciprocal relationship from OPY graph: Reciprocal relationship from DHIL gra…
ORGANIZATION-OPPENHEIMER-HOLDINGS-INC
ORGANIZATION-OPPENHEIMER-HOLDINGS-INC
62%
oss) income $ ( 20,569 ) $ 30,655 Adjustments to reconcile net (loss) income to net cash used in operating activities Non-cash items included in net (loss) income: Depreciation and amortization of fu…
Oppenheimer Holdings Inc. Debt Obligations
Instrument
Description
Confidence
Evidence
OPY-DEBT
Debt stack $1.4B
90%
Market cache reports total debt of $1.4B.
Oppenheimer Holdings Inc. Acquisitions
No acquisitions on recordNo completed or pending acquisitions found in our database for Oppenheimer Holdings Inc..
Oppenheimer Holdings Inc. Ownership
Holder
Name
Confidence
Evidence
OPY-OWNER-VANGUARD-CAPITAL-MANAGEMENT-LLC
VANGUARD CAPITAL MANAGEMENT LLC
90%
13F overlay lists VANGUARD CAPITAL MANAGEMENT LLC as top holder; 119 tracked holders.
Oppenheimer Holdings Inc. Extended Supply Chain Network
