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RIA / WealthAdvisordual registered (broker-dealer)35 years in industry

JEFFRY DONALD COOK

Advisor at MISSIONSQUARE RETIREMENT

PALATINE, IL | WASHINGTON, DC

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Data as of Sep 15, 2026 (this record's last observation) from federal regulator filings. Page built Sep 21, 2026, 1:46 PM UTC and rebuilt at most every 15 minutes.

Relationships: 4
Dated events: 0
On other graphs: 0
Observed: Dec 8, 2004 to Sep 15, 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: MISSIONSQUARE RETIREMENT
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: Oct 22, 1990earliest registration or exam on IAPD
Years in industry: 35derivedfrom the industry start date
Years at current firm: 18derivedfrom the current registration's begin date
Prior firms: 3
Current registrations: 1
Registered states: 4
Exams: S66|S63
First exam: Oct 22, 1990
First registration: Dec 8, 2004
Dual registered: yes, broker-dealer
IAPD individual key: 2015593

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
MISSIONSQUARE RETIREMENT	Bd affiliated wealth	Oct 22, 2007	n/a	yes	WASHINGTON, DC\|PALATINE, IL	Current employment
FIFTH THIRD SECURITIES, INC.	Bd affiliated wealth	Jun 19, 2006	Oct 19, 2007	no	SCHAUMBURG, IL\|MOUNT PROSPECT, IL\|BUFFALO GROVE, IL\|HOFFMAN ESTATES, IL	Previous registration
BMO HARRIS FINANCIAL ADVISORS, INC	Former SEC adviser	Dec 14, 2005	Jun 6, 2006	no	PALATINE, IL	Previous registration
E*TRADE CAPITAL MANAGEMENT, LLC	Former SEC adviser	Dec 8, 2004	Dec 31, 2005	no	PALATINE, 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
FIFTH THIRD SECURITIES, INC.	MISSIONSQUARE RETIREMENT	Oct 19, 2007	Oct 22, 2007	3	Firm change	Other
BMO HARRIS FINANCIAL ADVISORS, INC	FIFTH THIRD SECURITIES, INC.	Jun 6, 2006	Jun 19, 2006	13	Firm change	Other
E*TRADE CAPITAL MANAGEMENT, LLC	BMO HARRIS FINANCIAL ADVISORS, INC	Dec 31, 2005	Dec 14, 2005	-17	Bulk transfer	Other

Relationships

Registered with (4)

→ MISSIONSQUARE RETIREMENTRegistered adviserregistration: current employment
Oct 22, 2007 to presentfactForm ADV
→ FIFTH THIRD SECURITIES, INC.Registered adviserregistration: previous registration
Jun 19, 2006 to Oct 19, 2007factForm ADV
→ BMO HARRIS FINANCIAL ADVISORS, INCRegistered adviserregistration: previous registration
Dec 14, 2005 to Jun 6, 2006factForm ADV
→ E*TRADE CAPITAL MANAGEMENT, LLCRegistered adviserregistration: previous registration
Dec 8, 2004 to Dec 31, 2005factForm ADV

Dated events

No dated event names this entity yet.