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John Arthur

Investment adviser representative at RDA Financial Network in Coralville, IA

Investment adviser registrationUpdated

John Arthur is an investment adviser representative at Rda Financial Network, Inc., an investment adviser managing $675M, and works from its Coralville, IA office. John Arthur has been registered through RDA Financial Network since 19 May 2008, has 42 years in the industry across 5 firms and has passed 5 licensing exams.

42
Years in industry
18
Years at firm
5
Adviser firms
1
States registered

From the IAPD record, checked 24 October 2026SEC record

Career

John Arthur has been an investment adviser representative at RDA Financial Network since May 2008, and is not listed among the firm’s executive officers or direct owners.

Rda Financial Network, Inc. is an Akron, IA firm with $675M under management, 1,521 clients and 17 advisers across 16 offices, as of its October 2026 filing.

John Arthur’s longest registration is the current one, 18 years at RDA Financial Network since 2008. Before joining RDA Financial Network in 2008, John Arthur was registered through Stonefield Investment Advisory, Inc. and Cambridge Investment Research Advisors, Inc.

  1. Fort Des Moines Financial Services, Inc.
    – · under a year
    Coralville, IA · Adviser representative · Firm CRD 146322
  2. Cambridge Investment Research Advisors, Inc.
    – · 8 years
    Coralville, IA · Adviser representative · Firm CRD 134139
  3. – present · 18 years
    Coralville, IA · Adviser representative · Firm CRD 147309
  4. Stonefield Investment Advisory, Inc.
    – · 2 years
    Cedar Rapids, IA · Adviser representative · Firm CRD 113802
  5. Cambridge Investment Research Advisors, Inc.
    – · under a year
    Fairfield, IA · Adviser representative · Firm CRD 134139
  6. Cambridge Investment Reserarch, Inc.
    – · 2 years
    Mason City, IA · Adviser representative · Firm CRD 39543

Credentials and registrations

Investment adviser representative registrations

John Arthur is registered as an investment adviser representative in Iowa, since May 2008.

  • IowaSince 19 May 2008

Examinations

SIECredited
Name
Securities Industry Essentials Examination
Series 2417 August 2005
Name
General Securities Principal Examination
Series 717 December 2001
Name
General Securities Representative Examination
Series 2222 March 1984
Name
Direct Participation Programs Representative Examination
Series 631 July 1983
Name
Uniform Securities Agent State Law Examination
Series 61 July 1983
Name
Investment Company Products/Variable Contracts Representative Examination

Key facts

Full name
John Wayne Arthur
CRD
1146305
Firm
RDA Financial Network · CRD 147309
Office
Coralville, IA
Registration
Investment adviser registration
In the industry since
December 1983
Disciplinary history
Not yet shown here · SEC record

Common questions

Where does John Arthur work?

John Arthur is an investment adviser representative registered through Rda Financial Network, Inc. since May 2008, and is not listed among the firm’s executive officers or direct owners.

Source: IAPD individual record, checked 24 October 2026

Is John Arthur a financial advisor?

Yes. John Arthur has a current investment-adviser registration in Iowa, through RDA Financial Network since May 2008.

Source: IAPD individual record, checked 24 October 2026

How many years of experience does John Arthur have?

John Arthur has 42 years in the financial industry, since December 1983, across 5 adviser firms.

Source: IAPD individual record, checked 24 October 2026

What exams has John Arthur passed?

John Arthur has passed 5 licensing exams: the Series 63, Series 6, Series 22, Series 7 and Series 24. The earliest, the Series 63, was passed in July 1983. FINRA credited John Arthur with the SIE, which began in October 2018.

Source: IAPD individual record, checked 24 October 2026

Where did John Arthur work before RDA Financial Network?

Before RDA Financial Network, John Arthur was registered through Cambridge Investment Research Advisors, Inc., March 2005 to December 2005; Cambridge Investment Reserarch, Inc., January 2003 to March 2005.

Source: IAPD individual record, checked 24 October 2026

Where is John Arthur based?

John Arthur’s registered office is in Coralville, IA.

Source: IAPD individual record, checked 24 October 2026

Is John Arthur registered with FINRA?

No. John Arthur has no current broker registration.

Source: IAPD individual record, checked 24 October 2026

How can I verify John Arthur’s record?

Search CRD 1146305 on the SEC’s adviser search (adviserinfo.sec.gov), which publishes John Arthur’s full registration record.

Source: IAPD individual record, checked 24 October 2026

Leadership at RDA Financial Network

Sources

  1. IAPD individual record, CRD 1146305, checked 24 October 2026. Registration status, employment history and examinations.
  2. Form ADV Part 1A, Schedules A and B of Rda Financial Network, Inc., filed 1 October 2026. Executive officers and direct owners; this person is not among them.