DFX Intelligence

Data Factory

RIA / WealthAdvisor33 years in industry

CALVIN BRADLEY HAYS

Advisor at GREAT LAKES ADVISORS, LLC

CHICAGO, IL

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:f692e5be-6a09-466e-de7b-638dd423ea50

Data as of Sep 14, 2026 (this record's last observation) from federal regulator filings. Page built Sep 20, 2026, 4:48 PM UTC and rebuilt at most every 15 minutes.

Relationships: 8
Dated events: 0
On other graphs: 0
Observed: Jul 30, 2002 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: GREAT LAKES ADVISORS, LLC
Current firm class: other adviserderived
Book size: not publicno per-advisor AUM is published by the SEC, FINRA or IAPD, and DFX estimates none
Industry start: Jan 19, 1993earliest registration or exam on IAPD
Years in industry: 33derivedfrom the industry start date
Years at current firm: 0derivedfrom the current registration's begin date
Prior firms: 7
Current registrations: 1
Registered states: 1
Exams: S63|S65
First exam: Jan 19, 1993
First registration: Jul 30, 2002
Dual registered: no
Other names: BRAD HAYS|BRAD HAYS
IAPD individual key: 2217029

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
GREAT LAKES ADVISORS, LLC	Other adviser	Jan 9, 2026	n/a	yes	CHICAGO, IL	Current employment
GREAT LAKES ADVISORS, LLC	Other adviser	Aug 5, 2015	Dec 31, 2025	no	CHICAGO, IL	Previous registration
WINTRUST INVESTMENTS	Former SEC adviser	Aug 5, 2015	Jan 28, 2025	no	CHICAGO, IL	Previous registration
TD AMERITRADE INVESTMENT MANAGEMENT, LLC	Former SEC adviser	Mar 5, 2013	Jun 17, 2014	no	MARLTON, NJ	Previous registration
TD AMERITRADE, INC.	Former SEC adviser	Mar 5, 2013	Jun 17, 2014	no	Marlton, NJ	Previous registration
CALAMOS ADVISORS LLC	Asset manager	Feb 8, 2013	Feb 20, 2013	no	NAPERVILLE, IL	Previous registration
CALAMOS WEALTH MANAGEMENT LLC	Independent wealth	Apr 20, 2009	Feb 8, 2013	no	NAPERVILLE, IL	Previous registration
CALAMOS ADVISORS LLC	Asset manager	Jul 30, 2002	Nov 20, 2007	no	NAPERVILLE, IL	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
WINTRUST INVESTMENTS	GREAT LAKES ADVISORS, LLC	Jan 28, 2025	Aug 5, 2015	-3,464	Channel change	Other
TD AMERITRADE, INC.	WINTRUST INVESTMENTS	Jun 17, 2014	Aug 5, 2015	414	Firm change after gap	Other
TD AMERITRADE INVESTMENT MANAGEMENT, LLC	TD AMERITRADE, INC.	Jun 17, 2014	Mar 5, 2013	-469	Channel change	Other
CALAMOS ADVISORS LLC	TD AMERITRADE INVESTMENT MANAGEMENT, LLC	Feb 20, 2013	Mar 5, 2013	13	Firm change	Other
CALAMOS WEALTH MANAGEMENT LLC	CALAMOS ADVISORS LLC	Feb 8, 2013	Feb 8, 2013	0	Firm change	Other
CALAMOS ADVISORS LLC	CALAMOS WEALTH MANAGEMENT LLC	Nov 20, 2007	Apr 20, 2009	517	Firm change after gap	Other

Team moves

moves this advisor made together with colleagues (two or more registrations ending and beginning together)

Team	Left	Joined	From	Kind
875:110757:IL:2025-01-23	Jan 28, 2025	Aug 5, 2015	CHICAGO, IL	Firm change after gap

Relationships

Registered with (6)

→ GREAT LAKES ADVISORS, LLCRegistered adviserregistration: previous registration
Aug 5, 2015 to Dec 31, 2025factForm ADV
→ WINTRUST INVESTMENTSRegistered adviserregistration: previous registration
Aug 5, 2015 to Jan 28, 2025factForm ADV
→ TD AMERITRADE INVESTMENT MANAGEMENT, LLCRegistered adviserregistration: previous registration
Mar 5, 2013 to Jun 17, 2014factForm ADV
→ TD AMERITRADE, INC.Registered adviserregistration: previous registration
Mar 5, 2013 to Jun 17, 2014factForm ADV
→ CALAMOS ADVISORS LLCRegistered adviserregistration: previous registration
Feb 8, 2013 to Feb 20, 2013factForm ADV
→ CALAMOS WEALTH MANAGEMENT LLCRegistered adviserregistration: previous registration
Apr 20, 2009 to Feb 8, 2013factForm ADV

Dated events

No dated event names this entity yet.