Brian P. Thornton
Professional summary
Brian Patrick Thornton, CFP® is a registered financial advisor currently at PRINCIPAL SECURITIES, INC. located in Frederick,, Maryland.
Brian is registered as an IAR (Investment Advisor Representative) and RR (Registered Representative) and started their career in finance in 1998. Brian has worked at 8 firms and has passed the Series 65, Series 63, SIE, Series 7 and Series 6 exams.
Question & Answer
Aliases
Other business activities
CRS (Client Relationship Summary) - RIA
Click below to view Brian Patrick Thornton's CRS (Customer Relationship Summary).
CRS (Client Relationship Summary) - BD
Click below to view Brian Patrick Thornton's CRS (Customer Relationship Summary).
Certified licenses
Experience
June 18, 2018 - Present
PRINCIPAL SECURITIES, INC.
Office #2: 6700 Rockledge Dr Bldg A Ste 350, Bethesda, MD 20817September 23, 2009 - Present
PRINCIPAL SECURITIES, INC.
Office #1: 6700 Rockledge Dr Bldg A Ste 350, Bethesda, MD 20817August 8, 2008 - June 19, 2009
PRINCIPAL SECURITIES, INC.
August 6, 2008 - June 19, 2009
PRINCIPAL SECURITIES, INC.
October 31, 2007 - August 5, 2008
INVESTOR SOLUTIONS
June 6, 2007 - July 5, 2007
RAYMOND JAMES FINANCIAL SERVICES, INC.
May 24, 2007 - July 5, 2007
RAYMOND JAMES FINANCIAL SERVICES, INC.
June 9, 2004 - March 20, 2007
RAYMOND JAMES & ASSOCIATES, INC.
March 3, 2004 - March 20, 2007
RAYMOND JAMES & ASSOCIATES, INC.
November 10, 2003 - February 23, 2004
T. ROWE PRICE ADVISORY SERVICES, INC.
October 22, 2003 - February 23, 2004
T. ROWE PRICE INVESTMENT SERVICES, INC.
June 5, 2003 - August 21, 2003
AMERIPRISE FINANCIAL SERVICES, LLC
June 2, 2003 - August 21, 2003
IDS LIFE INSURANCE COMPANY
June 2, 2003 - August 21, 2003
AMERIPRISE FINANCIAL SERVICES, LLC
May 28, 1998 - October 2, 2002
T. ROWE PRICE INVESTMENT SERVICES, INC.
Primary Firm SEC Registration

PRINCIPAL SECURITIES, INC.
CRD#: 1137 / SEC#: 801-54949, 8-13975
State Registrations and Notice Filings
Listed states reflect where the advisor is authorized to serve clients under state regulations.
Visual representation of state registrations
(9/23/2009)
(10/6/2023)
(9/23/2009)
(6/18/2018)
(10/6/2023)
(9/23/2009)
(9/23/2009)
Exams
FINRA
Current Firm

PRINCIPAL SECURITIES, INC.
CRD#: 1137 / SEC#: 801-54949, 8-13975
Contact information
SEC notice filing (51 States and Territories)
FINRA licenses (52 States and Territories)
Documents
Direct owners and executive officers
| Name | Position | CRD# |
|---|---|---|
| PRINCIPAL FINANCIAL SERVICES, INC. | OWNER | |
| AGRAWAL, VIVEK | DIRECTOR | 8050381 |
| CLAIRE, CHAD THOMAS | CHIEF INFORMATION OFFICER | 7219218 |
| DROGAN, THOMAS JOHN | CHIEF COMPLIANCE OFFICER | 2760482 |
| FRIEDRICH, AMY CHRISTINE | DIRECTOR | 7097797 |
| LAWLER, CODY ANTHONY | HEAD OF SUPERVISION, HEAD OF OPERATIONS | 5162072 |
| MCCULLUM, KENNETH ALLEN | DIRECTOR | 4695257 |
| MURRAY, MICHAEL FRANCIS | PRESIDENT/CHIEF EXECUTIVE OFFICER/CHAIR | 2074275 |
| RANTS, DOUGLAS JOHN | CHIEF INFORMATION SECURITY OFFICER | 7148529 |
| ROBERTS, DAWN MARIE | CHIEF FINANCIAL OFFICER | 7929617 |
| SCHELHAAS, NATHAN PAUL | DIRECTOR | 7275495 |
| SPADAFORA, CRAIG ALAN | SENIOR VICE PRESIDENT / HEAD OF ADVISORY AND PLATFORM | 3184320 |
| VANWINKLE, DANIEL SIMON | PSI AML OFFICER | 4715191 |
Regulatory assets under management
| Total Number of Accounts | 63,730 |
| AUM (Assets Under Management) | $ 14,827,718,110 |
Disclosures
| Regulatory Event | 9 |
| Arbitration | 3 |
| Bond | 3 |
Accountant surprise examination report
| Filing Date | Form ADV-E Cover | Form ADV-E Report |
|---|---|---|
| 09/26/2025 | ||
| 10/28/2024 | ||
| 11/28/2023 | ||
| 09/22/2023 | ||
| 12/20/2022 |
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.
