AdvisorCheck - Find and Connect with Top Financial Advisors on Your Terms
Advisor Search
Why AdvisorCheck

We're Here To Help

AdvisorCheck empowers you to find, evaluate, and monitor financial advisors with confidence and clarity.

Advisor Monitoring

Financial advisor's situations can change, sometimes without notice. AdvisorCheck's Monitoring tool helps you avoid surprises and stay on top of your financial health.

Firm Stability Insights

The stability of your financial advisor's firm has a significant impact in the security and quality of service you receive. Our tool provides historical data and key insights over time to help you make informed, confident decisions.

Pricing
For Advisors
SM

Sayena Mostowfi

CUMBERLAND SECURITIES LLC
Chicago, IL 60540
Some features on this profile are disabled
CRD#: 5585902
SM

Professional summary

Sayena Mostowfi is a registered financial professional currently at CUMBERLAND SECURITIES LLC located in Chicago, Illinois.

Sayena is registered as a RR (Registered Representative) and started their career in finance in 2011. Sayena has worked at 4 firms and has passed the Series 63, Series 7TO, SIE and Series 7 exams.

Question & Answer

Are you a "fiduciary"?
No

Aliases

None

Other business activities

Outside business activity is any business or activity undertaken by an advisor that is outside the scope of their relationship with their firm (e.g., consulting services, real estate, freelance work, teaching, etc.). Investors should stay informed about these activities to ensure no conflicts of interest.
The advisor shows no other business activity.

Blog Corner

CRS (Client Relationship Summary) - BD

Click below to view Sayena Mostowfi's CRS (Customer Relationship Summary).

Certified licenses

Advisors may have various certifications and credentials from different organizations. AdvisorCheck highlights these seven certifications - AIF®, CFP®, ChFC®, CFA, CLU®, CIMA®, CPWA®
None

Experience

Current

November 10, 2025 - Present

CUMBERLAND SECURITIES LLC

Office #1: 540 W. Madison St., Chicago, IL 60540
BD
CRD#: 13970
Chicago, IL
Past

August 15, 2018 - August 19, 2021

CITIGROUP GLOBAL MARKETS INC.

BD
CRD#: 7059
NEW YORK, NY
Past

May 22, 2017 - July 26, 2017

COWEN EXECUTION SERVICES LLC

BD
CRD#: 35693
NEW YORK, NY
Past

August 22, 2011 - March 13, 2012

BLOOMBERG TRADEBOOK LLC

BD
CRD#: 40881
NEW YORK, NY

State Registrations and Notice Filings

Listed states reflect where the advisor is authorized to serve clients under state regulations.

Visual representation of state registrations

This advisor is not registered in any state.

Exams

State Security Law Exam
RR
Series 63
Date: 5/20/2024
Uniform Securities Agent State Law Examination
General Industry/Product Exam
RR
Series 7TO
Date: 3/24/2024
General Securities Representative Examination
General Industry/Product Exam
RR
SIE
Date: 10/1/2018
Securities Industry Essentials Examination
General Industry/Product Exam
RR
Series 7
Date: 5/22/2017
General Securities Representative Examination
SRO Registrations
RR
FINRA

Current Firm

CS
CUMBERLAND SECURITIES LLC
A&A SECURITIES LLC | NORTH SUFFOLK WEALTH MANAGEMENT | JAMES W. HUMBARD | HUMBARD, JAMES W. | CUMBERLAND SECURITIES LLC | A&A SECUTITIES LLC

CRD#: 13970 / SEC#: , 8-31215

BD
Broker-Dealer Firm Regulated by FINRA (Chicago district office)
Upgrade to AdvisorCheck Premium
Get A Biweekly Pulse, AutomaticallyReceive biweekly alerts automatically. Stay informed and proactive.
Catch Firm-Level Red Flags SoonerCatch leadership changes and disclosures early, before issues escalate.
See Trends. Not Just SnapshotsMonitor firm stability metrics like AUM and advisor ratios over time.

Contact information

Main Address
540 W. Madison St., Chicago, IL 60540
Mailing Address
540 W. Madison St., Chicago, IL 60540
Phone number
(312) 542-1000
Established
Washington since 07/14/2010
Firm type
Limited Liability Company
Fiscal year end
December
Firm Size
Small
# of Employees

FINRA licenses (1 States and Territories)

Blank US states mapAlaskaHawaiiAlabamaArkansasArizonaCaliforniaColoradoConnecticutDelawareFloridaGeorgiaIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWisconsinWest VirginiaWyoming

Documents

Direct owners and executive officers

NamePositionCRD#
DRW HOLDINGS, LLCOWNER
ARMOUR II, ROBERT WILLIAMCCO4447215
CALIXTO, CHRIZITACHIEF FINANCIAL OFFICER6564070
FOWLER, SCOTT ALANFINOP, PFO, POO3004363
GARCHIK, ADAM TODDCEO2967638

Red Flags

Disclosures can be potential red flags, including customer disputes, regulatory fines, employer terminations, bankruptcies, judgments, liens, or certain criminal activities.

Check for any disclosures as part of your thorough research when choosing an advisor.

Company Information

CUMBERLAND SECURITIES LLC

CRD#: 13970Chicago, IL 60540

TRUST BUT VERIFY

Monitor Sayena Mostowfi

Get automatic monthly alerts on:
Job or Firm Moves
Licensing Changes
Client Complaints
New Red Flags
Contact Information Updates

Similar Advisors

JF
James FlanaganAdvisorCheck Check Mark
INDEPENDENT FINANCIAL GROUP, LLC
IAR
RR
Downers Grove, IL
FC
Flavia CardozoAdvisorCheck Check Mark
J.P. MORGAN SECURITIES LLC
IAR
RR
Naperville, IL
Justin John Dagostino
Justin DagostinoAdvisorCheck Check Mark
VERTEX PARTNERS
IAR
RR
Downers Grove, IL
footer-logo
How We Help
Advisor Search
Find Advisors by State
Blog
Glossary
For Advisors
About Us
Help Center
Terms Of UsePrivacy PolicySubscription Policy
Help Center
AdvisorCheck does not offer investment advice and should not replace discussions with professional accounting, tax, legal or financial advisors.© 2026 AdvisorCheck, an AIMR Analytics company. All rights reserved.