Dillon C. Obrien

JEFFERIES INVESTMENT ADVISERS LLC

New York, NY 10022

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CRD#: 7807250

Professional summary

Dillon Cade Obrien, who also goes by Dillon Obrien, is a registered financial advisor currently at JEFFERIES INVESTMENT ADVISERS LLC located in New York, New York and JEFFERIES LLC located in New York, New York.

Dillon is registered as an IAR (Investment Advisor Representative) and RR (Registered Representative) and started their career in finance in 2024. Dillon has worked at 2 firms and has passed the Series 65, Series 63, Series 79TO and SIE exams.

Question & Answer

Are you a "fiduciary"?

Yes

Aliases

Dillon Obrien

Other business activities

Outside business activity is any business or activity undertaken by an advisor that is outside the scope of their relationship with their firm (e.g., consulting services, real estate, freelance work, teaching, etc.). Investors should stay informed about these activities to ensure no conflicts of interest.

The advisor shows no other business activity.

Blog Corner

CRS (Client Relationship Summary) - RIA

Click below to view Dillon Cade Obrien's CRS (Customer Relationship Summary).

CRS (Customer Relationship Summary)

Certified licenses

Advisors may have various certifications and credentials from different organizations. AdvisorCheck highlights these seven certifications - AIF®, CFP®, ChFC®, CFA, CLU®, CIMA®, CPWA®

None

Experience

Current

June 26, 2025 - Present

JEFFERIES INVESTMENT ADVISERS LLC

Office #1: 520 Madison Avenue, New York, NY 10022

RIA

CRD#: 325421

New York, NY

Current

November 30, 2024 - Present

JEFFERIES LLC

Office #1: 520 Madison Avenue, New York, NY 10022

CRD#: 2347

New York, NY

Primary Firm SEC Registration

This SEC-registered firm can serve clients nationwide. Some states may require the firm to submit a notice filing if the firm has more than 5 clients or a physical office there. You can view these state-level filings under the section titled "State Registrations and Notice Filings".

JEFFERIES INVESTMENT ADVISERS LLC

CRD#: 325421 / SEC#: 801-127656

RIA

Registered Investment Advisory firm - (4/20/2023 Approved)

State Registrations and Notice Filings

Listed states reflect where the advisor is authorized to serve clients under state regulations.

IAR

means the advisor is registered as an Investment Advisor Representative in this state and is authorized to provide investment advice to clients there.

indicates the advisor is registered as a Registered Representative in this state, allowing them to offer securities such as stocks, bonds, and mutual funds through a broker-dealer.

Visual representation of state registrations

Florida
(9/30/2025)

New York
(11/30/2024)

IAR

New York
(6/26/2025)

Don't see your state listed? The advisor may still be able to work with you under the federal De Minimis Rule, which allows up to five investment advisory clients in a state without registration. Some states, like TX, LA, NE, and NH, may still require registration or notice filing. Contact the advisor or their firm to confirm their investment advisory availability in your state. Note: This rule does not apply to broker-dealer activity.

Exams

State Security Law Exam

IAR

Series 65

Date: 12/18/2023

Uniform Investment Adviser Law Examination

State Security Law Exam

Series 63

Date: 10/11/2023

Uniform Securities Agent State Law Examination

General Industry/Product Exam

Series 79TO

Date: 11/29/2024

Investment Banking Registered Representative Examination

General Industry/Product Exam

SIE

Date: 8/26/2023

Securities Industry Essentials Examination

SRO Registrations

FINRA

Current Firm

JEFFERIES INVESTMENT ADVISERS LLC

CRD#: 325421 / SEC#: 801-127656

RIA

Registered Investment Advisory firm - (4/20/2023 Approved)

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Contact information

Main Address

520 Madison Avenue, New York, NY 10022

Mailing Address

Phone number

(212) 284-2300

Established

Firm type

Fiscal year end

# of Employees

135

SEC notice filing (53 States and Territories)

Documents

Customer Relationship Summary (CRS / SEC)

Latest Form ADV

Part 2 Brochures

JEFFERIES INVESTMENT ADVISERS LLC - WRAP FEE BROCHURE (2/27/2025)

JEFFERIES INVESTMENT ADVISERS LLC - 2025 FINANCIAL PLANNING SERVICES BROCHURE (2/27/2025)

Regulatory assets under management

Total Number of Accounts	2,081
AUM (Assets Under Management)	$ 3,402,872,417

Red Flags

Disclosures can be potential red flags, including customer disputes, regulatory fines, employer terminations, bankruptcies, judgments, liens, or certain criminal activities.

Check for any disclosures as part of your thorough research when choosing an advisor.

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Firm Stability Insights

Dillon C. Obrien

Professional summary

Question & Answer

Aliases

Other business activities

Blog Corner

CRS (Client Relationship Summary) - RIA

Click below to view Dillon Cade Obrien's CRS (Customer Relationship Summary).

Certified licenses

Experience

JEFFERIES LLC

Primary Firm SEC Registration

JEFFERIES INVESTMENT ADVISERS LLC

State Registrations and Notice Filings

Exams

Series 65

Date: 12/18/2023

Series 63

Date: 10/11/2023

Series 79TO

Date: 11/29/2024

SIE

Date: 8/26/2023

FINRA

Current Firm

JEFFERIES INVESTMENT ADVISERS LLC

Contact information

SEC notice filing (53 States and Territories)

Documents

Part 2 Brochures

Regulatory assets under management

Red Flags

Company Information

JEFFERIES INVESTMENT ADVISERS LLC

TRUST BUT VERIFY

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