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RIA / WealthAdvisordual registered (broker-dealer)12 years in industry

Sebastian Castano

Advisor at JOHN HANCOCK PERSONAL FINANCIAL SERVICES, LLC

Atlanta, GA | Duluth, GA

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Search this name across graphsid dfx:ria:3697f4d7-6e67-bdc1-cd2a-ae438d6d8589

Data as of Sep 14, 2026 (this record's last observation) from federal regulator filings. Page built Sep 19, 2026, 12:26 PM UTC and rebuilt at most every 15 minutes.

Relationships: 7
Dated events: 4
On other graphs: 0
Observed: Jul 2, 2018 to Sep 14, 2026

Across DFX

This entity has not been resolved onto another DFX graph by a shared identifier. A name match elsewhere would be a candidate, never an identity, and none is recorded.

Facts

fact = as filed or announced; derived = computed by DFX; estimate = a band, never a point

Current firm: JOHN HANCOCK PERSONAL FINANCIAL SERVICES, LLC
Current firm class: broker-dealer affiliated wealth managerderived
Book size: not publicno per-advisor AUM is published by the SEC, FINRA or IAPD, and DFX estimates none
Industry start: Jun 1, 2014earliest registration or exam on IAPD
Years in industry: 12derivedfrom the industry start date
Years at current firm: 0derivedfrom the current registration's begin date
Prior firms: 6
Current registrations: 1
Registered states: 2
Exams: S66|S65|S63
First exam: Jun 29, 2018
First registration: Jul 2, 2018
Dual registered: yes, broker-dealer
IAPD individual key: 6939795

Registration history

registration spans on IAPD; the basis says whether the span is a current registration or a prior employment record

Firm	Class	Began	Ended	Current	Branch	Basis
JOHN HANCOCK PERSONAL FINANCIAL SERVICES, LLC	Bd affiliated wealth	Apr 30, 2026	n/a	yes	Duluth, GA\|Atlanta, GA	Current employment
FIRST COMMAND ADVISORY SERVICES	Bd affiliated wealth	Mar 3, 2026	Mar 31, 2026	no	FORT WORTH, TX\|Marietta, GA	Previous registration
FLORIDA FINANCIAL ADVISORS, LLC	Bd affiliated wealth	Jan 16, 2026	Feb 12, 2026	no	Atlanta, GA	Previous registration
MORGAN STANLEY	Wirehouse	Jun 16, 2023	Jun 5, 2025	no	Alpharetta, GA	Previous registration
PRIMERICA ADVISORS	National bd RIA	Jan 6, 2023	May 25, 2023	no	LAWRENCEVILLE, GA	Previous registration
PRIMERICA ADVISORS	National bd RIA	May 14, 2021	Dec 31, 2022	no	LAWRENCEVILLE, GA\|LAWRENCEVILLE, GA	Previous registration
MUTUAL OF OMAHA INVESTOR SERVICES, INC.	Independent wealth	Jul 2, 2018	Nov 1, 2018	no	Duluth, GA\|Atlanta, GA	Previous registration

Moves

a move is two registration dates; a bulk corporate re-registration is typed BULK_TRANSFER and is not a move

From	To	Left	Joined	Gap, days	Kind	Move type
FIRST COMMAND ADVISORY SERVICES	JOHN HANCOCK PERSONAL FINANCIAL SERVICES, LLC	Mar 31, 2026	Apr 30, 2026	30	Firm change	Ibd to ibd
FLORIDA FINANCIAL ADVISORS, LLC	FIRST COMMAND ADVISORY SERVICES	Feb 12, 2026	Mar 3, 2026	19	Firm change	Ibd to ibd
MORGAN STANLEY	FLORIDA FINANCIAL ADVISORS, LLC	Jun 5, 2025	Jan 16, 2026	225	Firm change	Wirehouse to ibd
PRIMERICA ADVISORS	MORGAN STANLEY	May 25, 2023	Jun 16, 2023	22	Firm change	Ibd to wirehouse
MUTUAL OF OMAHA INVESTOR SERVICES, INC.	PRIMERICA ADVISORS	Nov 1, 2018	May 14, 2021	925	Firm change after gap	Other

Relationships

Registered with (6)

→ JOHN HANCOCK PERSONAL FINANCIAL SERVICES, LLCRegistered adviserregistration: current employment
Apr 30, 2026 to presentfactForm ADV
→ FIRST COMMAND ADVISORY SERVICESRegistered adviserregistration: previous registration
Mar 3, 2026 to Mar 31, 2026factForm ADV
→ FLORIDA FINANCIAL ADVISORS, LLCRegistered adviserregistration: previous registration
Jan 16, 2026 to Feb 12, 2026factForm ADV
→ MORGAN STANLEYRegistered adviserregistration: previous registration
Jun 16, 2023 to Jun 5, 2025factForm ADV
→ PRIMERICA ADVISORSRegistered adviserregistration: previous registration
Jan 6, 2023 to May 25, 2023factForm ADV
→ MUTUAL OF OMAHA INVESTOR SERVICES, INC.Registered adviserregistration: previous registration
Jul 2, 2018 to Nov 1, 2018factForm ADV

Dated events

Occurred
Mar 31, 2026
Advisor changed firm
Sebastian Castano left First Command Advisory Services for John Hancock Personal Financial Services, Llc (registered 2026-04-30)
Form ADVobserved 4 days ago
Occurred
Feb 12, 2026
Advisor changed firm
Sebastian Castano left Florida Financial Advisors, Llc for First Command Advisory Services (registered 2026-03-03)
Form ADVobserved 4 days ago
Occurred
Jun 5, 2025
Advisor changed firm
Sebastian Castano left Morgan Stanley for Florida Financial Advisors, Llc (registered 2026-01-16)
Form ADVobserved 4 days ago
Occurred
May 25, 2023
Advisor changed firm
Sebastian Castano left Primerica Advisors for Morgan Stanley (registered 2023-06-16)
Form ADVobserved 4 days ago