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RIA / WealthAdvisor30 years in industry

MICHAEL WILLIAM SIRIANNO

Advisor at ZACKS INVESTMENT MANAGEMENT, INC.

CHICAGO, IL | Amherst, NY

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Search this name across graphsid dfx:ria:a9200ffd-7a6e-60fe-d9e6-e1cc6412bcc6

Data as of Sep 15, 2026 (this record's last observation) from federal regulator filings. Page built Sep 19, 2026, 2:08 PM UTC and rebuilt at most every 15 minutes.

Relationships: 6
Dated events: 2
On other graphs: 0
Observed: Aug 23, 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: ZACKS INVESTMENT MANAGEMENT, INC.
Current firm class: mixed wealth managerderived
Book size: not publicno per-advisor AUM is published by the SEC, FINRA or IAPD, and DFX estimates none
Industry start: Oct 20, 1995earliest registration or exam on IAPD
Years in industry: 30derivedfrom the industry start date
Years at current firm: 1derivedfrom the current registration's begin date
Prior firms: 5
Current registrations: 1
Registered states: 1
Exams: S63|S65
First exam: Oct 20, 1995
First registration: Aug 23, 2004
Dual registered: no
IAPD individual key: 2523878

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
ZACKS INVESTMENT MANAGEMENT, INC.	Mixed wealth	Jan 23, 2025	n/a	yes	Amherst, NY\|CHICAGO, IL	Current employment
LPL FINANCIAL LLC	Bd affiliated wealth	Oct 19, 2022	Aug 27, 2024	no	WILLIAMSVILLE, NY	Previous registration
FISHER INVESTMENTS	Independent wealth	Aug 4, 2015	Apr 5, 2022	no	AMHERST, NY\|PLANO, TX	Previous registration
MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED	Wirehouse	Oct 23, 2009	Jul 28, 2015	no	EAST AURORA, NY\|BUFFALO, NY\|BUFFALO, NY\|LATHAM, NY	Previous registration
BANC OF AMERICA INVESTMENT SERVICES, INC.	n/a	Apr 8, 2008	Oct 23, 2009	no	BUFFALO, NY\|EAST AURORA, NY	Previous registration
MANNING & NAPIER ADVISORS, LLC	Mixed wealth	Aug 23, 2004	Jan 17, 2008	no	BUFFALO, NY\|FAIRPORT, NY\|FAIRPORT, NY	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
LPL FINANCIAL LLC	ZACKS INVESTMENT MANAGEMENT, INC.	Aug 27, 2024	Jan 23, 2025	149	Firm change	Ibd to RIA
FISHER INVESTMENTS	LPL FINANCIAL LLC	Apr 5, 2022	Oct 19, 2022	197	Firm change	RIA to RIA
MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED	FISHER INVESTMENTS	Jul 28, 2015	Aug 4, 2015	7	Firm change	Other
BANC OF AMERICA INVESTMENT SERVICES, INC.	MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED	Oct 23, 2009	Oct 23, 2009	0	Bulk transfer	Other
MANNING & NAPIER ADVISORS, LLC	BANC OF AMERICA INVESTMENT SERVICES, INC.	Jan 17, 2008	Apr 8, 2008	82	Firm change	Other

Relationships

Registered with (6)

→ ZACKS INVESTMENT MANAGEMENT, INC.Registered adviserregistration: current employment
Jan 23, 2025 to presentfactForm ADV
→ LPL FINANCIAL LLCRegistered adviserregistration: previous registration
Oct 19, 2022 to Aug 27, 2024factForm ADV
→ FISHER INVESTMENTSRegistered adviserregistration: previous registration
Aug 4, 2015 to Apr 5, 2022factForm ADV
→ MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATEDRegistered adviserregistration: previous registration
Oct 23, 2009 to Jul 28, 2015factForm ADV
→ BANC OF AMERICA INVESTMENT SERVICES, INC.Registered adviserregistration: previous registration
Apr 8, 2008 to Oct 23, 2009factForm ADV
→ MANNING & NAPIER ADVISORS, LLCRegistered adviserregistration: previous registration
Aug 23, 2004 to Jan 17, 2008factForm ADV

Dated events

Occurred
Aug 27, 2024
Advisor changed firm
Michael William Sirianno left Lpl Financial Llc for Zacks Investment Management, Inc. (registered 2025-01-23)
Form ADVobserved 4 days ago
Occurred
Apr 5, 2022
Advisor changed firm
Michael William Sirianno left Fisher Investments for Lpl Financial Llc (registered 2022-10-19)
Form ADVobserved 4 days ago