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John McArthur, portrait

John McArthur

Senior Partner & Chief Investment Officer at Krilogy Financial in St. Louis, MO

Investment adviser and broker registrationsUpdated

John McArthur is Senior Partner & Chief Investment Officer of Krilogy Financial LLC, an investment adviser managing $5.2B, and works from its St. Louis, MO office. John McArthur has been registered as an investment adviser representative through Krilogy Financial since 24 February 2012, has 25 years in the industry across 3 firms and has passed the Series 7, Series 63, Series 65 and Series 31.

25
Years in industry
14
Years at firm
3
Adviser firms
2
States registered

From the IAPD record, checked 22 October 2026SEC record

Career

John McArthur has been Senior Partner & Chief Investment Officer of Krilogy Financial since February 2012, is a control person of the firm and directly owns under 5% of it. John McArthur studied at Northwestern University.

Krilogy Financial LLC is a St. Louis, MO firm with $5.2B under management, 3,204 clients and 65 advisers across 6 offices, as of its March 2026 filing.

John M. McArthur is Senior Partner and Chief Investment Officer of Krilogy. He leads the Krilogy Investment Committee. Before joining Krilogy, he spent a 6-year tenure at A.G. Edwards & Sons in Frontenac, Missouri and over 5 years at Morgan Stanley Smith Barney in Chesterfield, Missouri.

John McArthur’s longest registration is the current one, 14 years at Krilogy Financial since 2012. Before joining Krilogy Financial in 2012, John McArthur was registered through Morgan Stanley Smith Barney LLC and Morgan Stanley & Co. Incorporated.

  1. KrilogyCurrent
    – present · 14 years
    St. Louis, MO · Adviser representative · Firm CRD 149046
  2. Morgan Stanley Smith Barney LLC
    – · 2 years
    Chesterfield, MO · Adviser representative · Firm CRD 149777
  3. Morgan Stanley & Co. Incorporated
    – · 1 year
    Chesterfield, MO · Adviser representative · Firm CRD 8209

Credentials and registrations

Professional designations

Listed by Krilogy Financial

  • CIMA®

Investment adviser representative registrations

John McArthur is registered as an investment adviser representative in 2 states, as a resident of Texas. The first approvals date from May 2014; the most recent is Texas, in June 2014.

  • MissouriSince 5 May 2014
  • TexasResidentSince 25 June 2014

Examinations

SIECredited
Name
Securities Industry Essentials Examination
Series 3110 November 2009
Name
Futures Managed Funds Examination
Series 654 September 2007
Name
Uniform Investment Adviser Law Examination
Series 6311 July 2001
Name
Uniform Securities Agent State Law Examination
Series 76 June 2001
Name
General Securities Representative Examination

Key facts

Full name
John Michael McArthur
CRD
4389397
Firm
Krilogy Financial · CRD 149046
Role
Senior Partner & Chief Investment Officer
Office
275 N. LINDBERGH, STE. 20, St. Louis, MO 63141
Registration
Investment adviser and broker registrations
In the industry since
June 2001
Disciplinary history
Not yet shown here · SEC record · BrokerCheck
Firm bio
krilogy.com

Common questions

Where does John McArthur work?

John McArthur has been Senior Partner & Chief Investment Officer of Krilogy Financial LLC since February 2012, and is a control person of the firm.

Source: Form ADV, Schedule A, filed 31 March 2026

Is John McArthur a financial advisor?

Yes. John McArthur has a current investment-adviser registration in Missouri and Texas, through Krilogy Financial since February 2012.

Source: IAPD individual record, checked 22 October 2026

How many years of experience does John McArthur have?

John McArthur has 25 years in the financial industry, since June 2001, across 3 adviser firms.

Source: IAPD individual record, checked 22 October 2026

What exams has John McArthur passed?

John McArthur has passed 4 licensing exams: the Series 7, Series 63, Series 65 and Series 31. The earliest, the Series 7, was passed in June 2001. FINRA credited John McArthur with the SIE, which began in October 2018.

Source: IAPD individual record, checked 22 October 2026

Where did John McArthur work before Krilogy Financial?

Before Krilogy Financial, John McArthur was registered through Morgan Stanley & Co. Incorporated, September 2007 to June 2009.

Source: IAPD individual record, checked 22 October 2026

Where is John McArthur based?

John McArthur’s registered office is in St. Louis, MO.

Source: IAPD individual record, checked 22 October 2026

Is John McArthur registered with FINRA?

Yes. John McArthur has a current broker registration, under CRD 4389397.

Source: FINRA BrokerCheck

How can I verify John McArthur’s record?

Search CRD 4389397 on the SEC’s adviser search (adviserinfo.sec.gov) and FINRA’s broker search (brokercheck.finra.org), which publish John McArthur’s full registration record.

Source: IAPD individual record, checked 22 October 2026

Leadership at Krilogy Financial

Sources

  1. IAPD individual record, CRD 4389397, checked 22 October 2026. Registration status, employment history and examinations.
  2. Form ADV Part 1A, Schedules A and B of Krilogy Financial LLC, filed 31 March 2026. Title, control and ownership bands.
  3. Krilogy Financial team page. Biography, education, credentials, awards and the portrait, reproduced for identification.