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For asset managers

SEC-registered wealth management firm Broker-dealer affiliated

Oppenheimer Asset Management

As of its Form ADV filed September 30, 2026, Oppenheimer Asset Management, an SEC-registered, broker-dealer affiliated wealth management firm in New York, New York, reported $21.3 billion in regulatory assets under management across 43,537 accounts, ranking #22 among all wealth firms in New York by assets.

Registration

Main office
New York, NY
Registration
SEC-registered, Approved
CRD number
105559
SEC file number
801-31427
Registered since
March 17, 1988
Latest Form ADV filing
September 30, 2026
Legal name
OPPENHEIMER ASSET MANAGEMENT INC.
Organized as
Corporation
Fiscal year ends
December
Other offices
2

Key figures

Regulatory assets under management
$21.3 billion
Discretionary
$16.3 billion (76.6%)
Non-discretionary
$5.0 billion
Accounts
43,537 (29,095 discretionary)
Clients
43,537, approximate as reported
Employees
129
Advisory staff
129 performing investment advisory functions
Average account
$489,861
Asset growth, 1 year
6.8% (from $20.0 billion a year earlier)
Asset growth, 3-year annual rate
9.5% (from $16.2 billion three years earlier)
Asset growth, 5-year annual rate
4.8% (from $16.9 billion five years earlier)
Client growth, 1 year
-1.9% (from 44,391)

Broker-dealer affiliated. The firm is controlled by a public company (Schedule D, Item 10.A) and affiliated with a broker-dealer (Item 7.A(1)) whose registered representatives are among its advisory staff (Item 5.B(2)). It is ranked among all wealth firms, the directory's view that includes wirehouses and broker-dealer firms, not in the main lists of independent RIAs. How firms are classed.

Growth rates come from the SEC's yearly snapshots and are left blank when the years are not comparable.

Rankings

Among all wealth firms, including wirehouses and broker-dealer firms.

Assets over time

Oppenheimer Asset Management: regulatory assets under managementThe SEC's yearly snapshots and the latest filing. Years of state registration are not in the SEC files.RAUM the firm reported in each snapshot, October 1, 2010 to October 2, 2026.
$0$10B$20B$30B201020132016202020232026$21.3BOctober 1, 2010: $8.2 billionOctober 3, 2011: $8.2 billionOctober 1, 2012: $9.1 billionOctober 1, 2013: $9.2 billionOctober 1, 2014: $12.9 billionOctober 1, 2015: $13.5 billionOctober 3, 2016: $12.2 billionOctober 2, 2017: $12.4 billionOctober 1, 2018: $14.4 billionOctober 1, 2019: $13.4 billionOctober 1, 2020: $15.2 billionOctober 4, 2021: $16.9 billionOctober 3, 2022: $19.9 billionOctober 5, 2023: $16.2 billionOctober 1, 2024: $18.8 billionSeptember 2, 2025: $20.0 billionOctober 2, 2026: $21.3 billion
Data table
Oppenheimer Asset Management: regulatory assets under management
As ofRAUM
October 1, 2010$8.2 billion
October 3, 2011$8.2 billion
October 1, 2012$9.1 billion
October 1, 2013$9.2 billion
October 1, 2014$12.9 billion
October 1, 2015$13.5 billion
October 3, 2016$12.2 billion
October 2, 2017$12.4 billion
October 1, 2018$14.4 billion
October 1, 2019$13.4 billion
October 1, 2020$15.2 billion
October 4, 2021$16.9 billion
October 3, 2022$19.9 billion
October 5, 2023$16.2 billion
October 1, 2024$18.8 billion
September 2, 2025$20.0 billion
October 2, 2026$21.3 billion

Clients and services

Client mix

Regulatory assets by client typeForm ADV Item 5.D, as reported. Client counts are approximate.
MeasureBarRAUM
Individuals (other than high net worth) 39,766 clients $13.1 billion
High net worth individuals 2,034 clients $4.4 billion
Corporations or other businesses 765 clients $1.6 billion
Other 241 clients $1.0 billion
Charitable organizations 252 clients $759.7 million
Pension and profit sharing plans 470 clients $400.9 million
Pooled investment vehicles 3 clients $82.6 million
State or municipal government entities 6 clients $7.0 million

How the firm is paid

  • A percentage of assets under management
  • Fixed fees

Advisory services

  • Portfolio management for individuals or small businesses
  • Portfolio management for pooled investment vehicles
  • Portfolio management for businesses or institutional clients
  • Selection of other advisers
  • Publication of periodicals or newsletters

Wrap fee program sponsor or portfolio manager: yes.

Other business, affiliations and custody

Other business activities (Item 6.A)

None reported.

Financial industry affiliations (Item 7.A)

  • Broker-dealer
  • Other investment adviser
  • Commodity pool operator or commodity trading advisor
  • Trust company
  • Insurance company or agency
  • Pension consultant
  • Sponsor, general partner or managing member of pooled investment vehicles

Advises 3 private funds (Item 7.B).

Custody (Item 9)

The firm reported no custody of client cash or securities.

Investment adviser representatives

IARs registered with the firm
5
Also registered through a broker-dealer
3
Employees who are IARs (Form ADV 5.B(3))
35

Designations held by the firm's IARs: CFA 1.

Between 4 and 5 of the firm's 5 IARs are registered in jurisdictions that require IAR CE. The source counts registrations by jurisdiction, and many IARs are registered in more than one, so the exact number is not knowable from it. IAR CE requirements by state.

Counts only. AdvisorIQ does not list individual people.

Disclosures

On Form ADV Item 11 the firm answered yes to 8 disclosure questions. See the detail on IAPD.

Succession and acquired firms

On Form ADV Item 4 the firm did not report succeeding to another adviser's business.

Succession and M&A for advisors

Similar-sized firms in New York

The five wealth firms, broker-dealer affiliated firms included, nearest in regulatory assets with a main office in the same state.

Firm data as of October 2, 2026, from ia100226.zip. Figures are as the firm reported them; corrections are made on Form ADV and appear after the next monthly reload.

Data as of October 2, 2026, from Form ADV. Sources: SEC registered adviser data (ia100226.zip) and IAPD compilation reports. How the directory is built.