DFX Intelligence

Data Factory

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

Cydney Dunavan

Advisor at STIFEL, NICOLAUS & COMPANY, INCORPORATED

ST. LOUIS, MO

This is the graph view. The full profile, with its team, deals and sources, is on RIA / Wealth Management.Open the full profile →

Search this name across graphsid dfx:ria:3d9af2d9-7f99-6a49-c435-08d268afb6d2

Data as of Sep 14, 2026 (this record's last observation) from federal regulator filings. Page built Sep 21, 2026, 11:42 AM UTC and rebuilt at most every 15 minutes.

Relationships: 4
Dated events: 0
On other graphs: 0
Observed: Nov 10, 2015 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: STIFEL, NICOLAUS & COMPANY, INCORPORATED
Current firm class: national broker-dealer RIAderived
Book size: not publicno per-advisor AUM is published by the SEC, FINRA or IAPD, and DFX estimates none
Industry start: Jul 24, 2014earliest registration or exam on IAPD
Years in industry: 12derivedfrom the industry start date
Years at current firm: 6derivedfrom the current registration's begin date
Prior firms: 3
Current registrations: 1
Registered states: 1
Exams: S65|S63
First exam: Jul 24, 2014
First registration: Nov 10, 2015
Dual registered: yes, broker-dealer
Other names: CYDNEY ANNE DUNAVAN|CYDNEY A DUNAVAN
IAPD individual key: 4616942

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
STIFEL, NICOLAUS & COMPANY, INCORPORATED	National bd RIA	Feb 11, 2020	n/a	yes	ST. LOUIS, MO	Current employment
TD AMERITRADE, INC.	Former SEC adviser	Feb 27, 2018	Jan 14, 2020	no	St. Louis, MO	Previous registration
TD AMERITRADE INVESTMENT MANAGEMENT, LLC	Former SEC adviser	Feb 26, 2018	Jan 14, 2020	no	OMAHA, NE\|St Louis, MO	Previous registration
SCOTTRADE INVESTMENT MANAGEMENT	Former SEC adviser	Nov 10, 2015	Feb 26, 2018	no	SAINT LOUIS, MO	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
TD AMERITRADE INVESTMENT MANAGEMENT, LLC	TD AMERITRADE, INC.	Jan 14, 2020	Feb 27, 2018	-686	Channel change	Other
TD AMERITRADE, INC.	STIFEL, NICOLAUS & COMPANY, INCORPORATED	Jan 14, 2020	Feb 11, 2020	28	Firm change	Other
SCOTTRADE INVESTMENT MANAGEMENT	TD AMERITRADE INVESTMENT MANAGEMENT, LLC	Feb 26, 2018	Feb 26, 2018	0	Bulk transfer	Ibd to RIA

Relationships

Registered with (4)

→ STIFEL, NICOLAUS & COMPANY, INCORPORATEDRegistered adviserregistration: current employment
Feb 11, 2020 to presentfactForm ADV
→ TD AMERITRADE INVESTMENT MANAGEMENT, LLCRegistered adviserregistration: previous registration
Feb 26, 2018 to Jan 14, 2020factForm ADV
→ TD AMERITRADE, INC.Registered adviserregistration: previous registration
Feb 27, 2018 to Jan 14, 2020factForm ADV
→ SCOTTRADE INVESTMENT MANAGEMENTRegistered adviserregistration: previous registration
Nov 10, 2015 to Feb 26, 2018factForm ADV

Dated events

No dated event names this entity yet.