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Oppenheimer Investment Management LLC

New York, NYSEC-registered investment adviserCRD 133243

Filed as OPPENHEIMER INVESTMENT MANAGEMENT LLC

Oppenheimer Investment Management LLC is an SEC-registered investment advisory firm in New York, NY, registered since 2004, reporting $500 million to $1 billion in regulatory assets under management in its Form ADV filing dated March 19, 2026.

21 years
registered since 2004
$929,416,169
assets under management
1 arrangement
Percentage of assets
8
disclosure items (Item 11)

Quick answers

From the filing

How is Oppenheimer Investment Management LLC compensated?

On its Form ADV (Item 5.E, October 2026), Oppenheimer Investment Management LLC reports these compensation arrangements: a percentage of assets under its management.

Where is Oppenheimer Investment Management LLC located?

Oppenheimer Investment Management LLC's principal office is in New York, NY, according to its Form ADV; the April 2026 filing also lists 1 other office (Schedule D, Section 1.F).

Is Oppenheimer Investment Management LLC registered with the SEC or a state?

Oppenheimer Investment Management LLC is an SEC-registered investment advisory firm, registered since 2004. Status as filed: Approved. CRD 133243.

How much does Oppenheimer Investment Management LLC manage?

Oppenheimer Investment Management LLC reports $929,416,169 in regulatory assets under management in its Form ADV filing dated March 19, 2026 (100% discretionary).

How have Oppenheimer Investment Management LLC's assets and staff changed since 2021?

In the Form ADV data for Oppenheimer Investment Management LLC: Regulatory assets under management: $800,106,192 in the October 2021 data and $929,416,169 in the October 2026 data, up 16%. Total employees: 7 in October 2021 and 8 in October 2026. Assets under management move with markets as well as with clients coming and going.

What types of clients does Oppenheimer Investment Management LLC serve?

By number of clients on Form ADV Item 5.D: other (20); insurance companies (14); charitable organizations (11).

Which custodians does Oppenheimer Investment Management LLC use?

Oppenheimer Investment Management LLC's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists U.S. Bank as a custodian holding 10% or more of its separately managed account assets.

Does Oppenheimer Investment Management LLC report any disciplinary disclosures?

Reports 8 disclosure items on Form ADV Item 11: yes answers to 8 questions about regulatory matters (11.C(2), 11.C(4), 11.C(5), 11.D(2), 11.D(4), 11.E(1), 11.E(2), 11.G). Each question covers the firm and its advisory affiliates, and one event can produce several yes answers. The detail of any item is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/133243

Does Oppenheimer Investment Management LLC state an account minimum?

Its Form ADV Part 2A brochure dated March 5, 2026 says: "The minimum account size for all OIM accounts is $1 million dollars. (Minimum account size may be waived at the discretion of OIM.)"

What changed in Oppenheimer Investment Management LLC's recent Form ADV filings?

In the November 2025 filing data: Updated its list of owners and control persons (Schedule A).

From the Form ADV filing

Every figure below is as the firm filed it with regulators, as of October 2026.

How the firm is compensated

Item 5.E
  • A percentage of assets under your management

Item 5.E lists how the firm is compensated for its advice; Items 5.B, 6.A, and 7.A show whether its people or related companies can also earn commissions. Percentage of assets, fixed, hourly, subscription, and performance-based fees come from clients (a performance-based fee depends on investment results); commissions come with a sale or a trade, often from the company behind the product. How fees, commissions, and other arrangements differ

Fees and minimums

Form ADV Part 2A

The brochure lists different fees for different services or strategies; see the brochure for them.

Account minimum: $1,000,000 (the brochure says it may be waived or negotiated)

The brochure's wording
The minimum account size for all OIM accounts is $1 million dollars. (Minimum account size may be waived at the discretion of OIM.)

As stated in the firm's Form ADV Part 2A brochure dated March 5, 2026. Fees can differ by service and may be negotiable; the brochure is the complete statement. Read the brochure on the SEC's IAPD site

Regulatory assets under management

Item 5.F
$929,416,169

$929,416,169 as of October 2026, filing dated March 19, 2026.

Discretionary: $929,416,169.Non-discretionary: $0.

A measure of scale, not skill or returns. Discretionary means the firm decides trades; non-discretionary means clients approve each one. What assets under management means

Who the firm serves

Item 5.D
Individuals (other than high net worth individuals)
Clients 0 Assets $0 (0%)
High net worth individuals
Clients 0 Assets $0 (0%)
Banking or thrift institutions
Clients 0 Assets $0 (0%)
Investment companies
Clients 0 Assets $0 (0%)
Business development companies
Clients 0 Assets $0 (0%)
Pooled investment vehicles (other than investment companies and business development companies)
Clients 0 Assets $0 (0%)
Pension and profit sharing plans (but not the plan participants or government pension plans)
Clients 2 Assets $17,341,270 (2%)
Charitable organizations
Clients 11 Assets $72,082,751 (8%)
State or municipal government entities (including government pension plans)
Clients 3 Assets $169,537,111 (18%)
Other investment advisers
Clients 0 Assets $0 (0%)
Insurance companies
Clients 14 Assets $359,747,424 (39%)
Sovereign wealth funds and foreign official institutions
Clients 0 Assets $0 (0%)
Corporations or other businesses not listed above
Clients 11 Assets $44,433,501 (5%)
Other
Clients 20 Assets $266,274,112 (29%)

A firm with no individual clients is an institutional manager even if it manages billions; the mix tells you whom the practice is built around.

Advisory services

Item 5.G
  • Portfolio management for individuals and/or small businesses
  • Portfolio management for businesses (other than small businesses) or institutional clients

Registration and firm details

Items 1, 2, 5
Registration
SEC-registered investment adviser. Status as filed: Approved.
Registered since
2004 (21 years)
Employees
Total: 8. Performing investment advisory functions: 7.
Wrap fee program participation
No.
Custodians (Schedule D, Section 5.K(3))

Custodians holding 10% or more of the firm's separately managed account assets, as filed on Form ADV (Schedule D, Section 5.K(3)). A custodian holds client assets; it does not endorse or supervise the firm. AdvisorCensus has no relationship with any custodian.

Other offices (Schedule D, Section 1.F)
1 other office, as of the April 2026 filing
Carmel, IN
States registered or notice-filed
10 states or jurisdictions
ALCADCFLGAILINMINYPA

SEC-registered investment advisers are examined by the SEC. SEC, state, and exempt registration

Disclosures

Item 11

8 Reports 8 disclosure items on Form ADV Item 11. View on IAPD.

Questions answered yes on this filing

Regulatory matters Items 11.C to 11.G

  • 11.C(2) Has the SEC or the CFTC ever found that the firm or an advisory affiliate was involved in a violation of SEC or CFTC regulations or statutes?
  • 11.C(4) Has the SEC or the CFTC ever entered an order against the firm or an advisory affiliate in connection with investment-related activity?
  • 11.C(5) Has the SEC or the CFTC ever imposed a civil money penalty on the firm or an advisory affiliate, or ordered the firm or an advisory affiliate to cease and desist from an activity?
  • 11.D(2) Has another federal regulator, a state regulator, or a foreign financial regulator ever found that the firm or an advisory affiliate was involved in a violation of investment-related regulations or statutes?
  • 11.D(4) In the past ten years, has another federal regulator, a state regulator, or a foreign financial regulator entered an order against the firm or an advisory affiliate in connection with investment-related activity?
  • 11.E(1) Has a self-regulatory organization (such as FINRA) or a commodities exchange ever found that the firm or an advisory affiliate made a false statement or omission?
  • 11.E(2) Has a self-regulatory organization or a commodities exchange ever found that the firm or an advisory affiliate was involved in a violation of its rules, other than a minor rule violation under a plan the SEC approved?
  • 11.G Is the firm or an advisory affiliate now the subject of a regulatory proceeding that could result in a yes answer to any part of 11.C, 11.D, or 11.E?

Each question covers the firm and its advisory affiliates: its current employees other than clerical staff, its officers, partners, and directors, and anyone who controls the firm or is controlled by it. One event can produce yes answers to several questions. SEC-registered advisers and exempt reporting advisers may leave out events more than ten years old, and may answer 11.A(2) and 11.B(2) for pending charges only. What happened, and who was involved, is on the Disclosure Reporting Pages of the IAPD record. Reading a firm's disclosures

Assets and staff over time

Items 5.A, 5.F
$800M 2021 $869M 2022 $835M 2023 $852M 2024 $916M 2025 $929M 2026
Data periodAssets under managementEmployeesFiling dated
October 2026$929,416,1698March 19, 2026
October 2025$915,566,5808July 21, 2025
October 2024$852,193,3927March 7, 2024
October 2023$835,397,9998March 9, 2023
October 2022$868,613,8107September 6, 2022
October 2021$800,106,1927August 11, 2021

Regulatory assets under management: $800,106,192 in the October 2021 data and $929,416,169 in the October 2026 data, up 16%.

Total employees: 7 in October 2021 and 8 in October 2026.

As filed in each year's data for the same month. Assets under management move with markets as well as with clients coming and going; they measure scale, not skill or returns. Most firms update these figures once a year.

Changes in the filing

Last 12 months
  1. November 2025
    • Updated its list of owners and control persons (Schedule A).

Compared month to month from the SEC's monthly adviser data and the state compilation feed. Owners and control persons are summarized, never named.

Websites listed on Form ADV

Item 1.I
oppenheimer.com/asset-management/oim

Source: Form ADV, as of October 2026. Values appear as filed; a value the firm did not report is shown as "Not reported."

Cite this page

AdvisorCensus. Oppenheimer Investment Management LLC (CRD 133243): Form ADV filing data as of October 2026.
https://advisorcensus.com/firm/oppenheimer-investment-management-llc-new-york-ny-133243