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Ari Rosenbaum

Director of Private Wealth Solutions/Principal at O'Shaughnessy Asset Management in Stamford, CT

Investment adviser registrationUpdated

Ari Rosenbaum is Director of Private Wealth Solutions/Principal of O'Shaughnessy Asset Management, LLC, an investment adviser managing $19.8B, and works from its Stamford, CT office. Ari Rosenbaum has been registered as an investment adviser representative through O'Shaughnessy Asset Management since 21 November 2007, has 23 years in the industry across 2 firms and has passed the Series 7, Series 66, Series 6 and Series 63.

23
Years in industry
18
Years at firm
2
Adviser firms
2
States registered

From the IAPD record, checked 21 October 2026SEC record

Career

Ari Rosenbaum has been Director of Private Wealth Solutions/Principal of O'Shaughnessy Asset Management since July 2007, is a control person of the firm and directly owns under 5% of it.

O'Shaughnessy Asset Management, LLC is a Stamford, CT firm with $19.8B under management, 11,156 clients and 53 advisers in one office, as of its December 2025 filing.

Ari Rosenbaum’s longest registration is the current one, 18 years at O'Shaughnessy Asset Management since 2007. Before joining O'Shaughnessy Asset Management in 2007, Ari Rosenbaum was registered through Bear Stearns Asset Management Inc.

  1. – present · 18 years
    Stamford, CT · Adviser representative · Firm CRD 144594
  2. Bear Stearns Asset Management Inc
    – · 1 year
    New York, NY · Adviser representative · Firm CRD 113359

Credentials and registrations

Investment adviser representative registrations

Ari Rosenbaum is registered as an investment adviser representative in 2 states. The first approvals date from November 2007; the most recent is Texas, in February 2008.

  • ConnecticutSince 21 November 2007
  • TexasSince 21 February 2008

Examinations

SIECredited
Name
Securities Industry Essentials Examination
Series 6315 March 2011
Name
Uniform Securities Agent State Law Examination
Series 617 February 2011
Name
Investment Company Products/Variable Contracts Representative Examination
Series 6630 January 2006
Name
Uniform Combined State Law Examination
Series 710 January 2006
Name
General Securities Representative Examination

Key facts

Full name
Ari Mark Rosenbaum
CRD
2994350
Role
Director of Private Wealth Solutions/Principal
Office
100 FIRST STAMFORD PLACE, Stamford, CT 06902
Registration
Investment adviser registration
In the industry since
July 2003
Disciplinary history
Not yet shown here · SEC record

Common questions

Where does Ari Rosenbaum work?

Ari Rosenbaum has been Director of Private Wealth Solutions/Principal of O'Shaughnessy Asset Management, LLC since July 2007, and is a control person of the firm.

Source: Form ADV, Schedule A, filed 16 December 2025

Is Ari Rosenbaum a financial advisor?

Yes. Ari Rosenbaum has a current investment-adviser registration in Connecticut and Texas, through O'Shaughnessy Asset Management since November 2007.

Source: IAPD individual record, checked 21 October 2026

How many years of experience does Ari Rosenbaum have?

Ari Rosenbaum has 23 years in the financial industry, since July 2003, across 2 adviser firms.

Source: IAPD individual record, checked 21 October 2026

What exams has Ari Rosenbaum passed?

Ari Rosenbaum has passed 4 licensing exams: the Series 7, Series 66, Series 6 and Series 63. The earliest, the Series 7, was passed in January 2006. FINRA credited Ari Rosenbaum with the SIE, which began in October 2018.

Source: IAPD individual record, checked 21 October 2026

Where did Ari Rosenbaum work before O'Shaughnessy Asset Management?

Before O'Shaughnessy Asset Management, Ari Rosenbaum was registered through Bear Stearns Asset Management Inc, February 2006 to July 2007.

Source: IAPD individual record, checked 21 October 2026

Where is Ari Rosenbaum based?

Ari Rosenbaum’s registered office is in Stamford, CT.

Source: IAPD individual record, checked 21 October 2026

Is Ari Rosenbaum registered with FINRA?

No. Ari Rosenbaum has no current broker registration.

Source: IAPD individual record, checked 21 October 2026

How can I verify Ari Rosenbaum’s record?

Search CRD 2994350 on the SEC’s adviser search (adviserinfo.sec.gov), which publishes Ari Rosenbaum’s full registration record.

Source: IAPD individual record, checked 21 October 2026

Leadership at O'Shaughnessy Asset Management

Sources

  1. IAPD individual record, CRD 2994350, checked 21 October 2026. Registration status, employment history and examinations.
  2. Form ADV Part 1A, Schedules A and B of O'Shaughnessy Asset Management, LLC, filed 16 December 2025. Title, control and ownership bands.