John M. Castro
Professional summary
John Mark Castro, who also goes by John M Castro, John Castro, John Mark Castro, is a registered financial professional currently at PRINCIPAL SECURITIES, INC. located in Fort Worth, Texas.
John is registered as a RR (Registered Representative) and started their career in finance in 2014. John has worked at 4 firms and has passed the Series 63, SIE and Series 6 exams.
Question & Answer
Aliases
Other business activities
CRS (Client Relationship Summary) - BD
Click below to view John Mark Castro's CRS (Customer Relationship Summary).
Certified licenses
Experience
May 27, 2026 - Present
PRINCIPAL SECURITIES, INC.
Office #1: 6500 West Fwy Ste 555, Fort Worth, TX 76116December 9, 2022 - November 16, 2025
J.P. MORGAN SECURITIES LLC
May 17, 2016 - November 4, 2022
ALLSTATE FINANCIAL SERVICES, LLC
August 28, 2014 - May 6, 2016
PRINCIPAL SECURITIES, INC.
March 19, 2014 - August 20, 2014
NYLIFE SECURITIES LLC
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
(5/28/2026)
(5/28/2026)
(5/28/2026)
(5/28/2026)
(5/28/2026)
(6/1/2026)
(5/28/2026)
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 |
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.