Stephen D. Ostrofsky

CAMBRIDGE INVESTMENT RESEARCH ADVISORS

Boynton Beach,, FL 33426

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CRD#: 1551279

Professional summary

Stephen Daniel Ostrofsky, CFP® is a registered financial advisor currently at CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC. located in Boynton Beach,, Florida and CAMBRIDGE INVESTMENT RESEARCH, INC. located in Boynton Beach,, Florida.

Stephen is registered as an IAR (Investment Advisor Representative) and RR (Registered Representative) and started their career in finance in 1986. Stephen has worked at 22 firms and has passed the Series 66, Series 63, SIE, Series 7 and Series 24 exams.

Question & Answer

Are you a "fiduciary"?

Yes

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.

1) INSURANCE, 6270 107th PLACE SOUTH BOYNTON BEACH FL 33437, 01/1987, INDEPENDENT INSURANCE AGENT FOR VARIOUS INDEPENDENT INSURANCE COMPANIES, INV REL, 10 HR/MONTH 10 HR/MONTH TRADING 2) TRUE NORTH FINANCIAL ADVISORS, 1301 N. CONGRESS AVENUE SUITE 340 BOYNTON BEACH FL 33437, 08/2014, DBA, NIR, 40 HR/MONTH 40 HR/MONTH TRADING 3) CIRA, 1776 PLEASANT PLAIN RD, FAIRFIELD, IA, 03/09/2022, AS ADVISORY REP OF A RIA, INV REL, 160 HR/MO - 120 HR/MO TRADING.

Blog Corner

CRS (Client Relationship Summary) - RIA

Click below to view Stephen Daniel Ostrofsky's CRS (Customer Relationship Summary).

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®

CFP^®

Certified Financial Planner

Start date: 1997

Experience

Current

March 17, 2022 - Present

CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC.

Office #1: 1301 N. Congress Avenue, Suite 340, Boynton Beach,, FL 33426

RIA

CRD#: 134139

Boynton Beach,, FL

Current

March 9, 2022 - Present

CAMBRIDGE INVESTMENT RESEARCH, INC.

Office #1: 1301 N. Congress Ave, Suite 340, Boynton Beach,, FL 33426

CRD#: 39543

Boynton Beach,, FL

Past

June 30, 2014 - March 8, 2022

KOVACK ADVISORS, INC.

RIA

CRD#: 140808

Boynton Beach, FL

Past

May 19, 2014 - March 8, 2022

KOVACK SECURITIES INC.

CRD#: 44848

Boynton, FL

Past

November 29, 2006 - October 15, 2009

KOVACK ADVISORS, INC.

RIA

CRD#: 140808

FT. LAUDERDALE, FL

Past

November 20, 2006 - October 15, 2009

KOVACK SECURITIES INC.

CRD#: 44848

POMPANO BEACH, FL

Past

November 2, 2004 - August 19, 2005

K.W. BROWN INVESTMENTS

RIA

CRD#: 16492

DELRAY BEACH, FL

Past

November 2, 2004 - October 12, 2006

21TH CENTURY ADVISORS INC

RIA

CRD#: 106038

DELRAY BEACH, FL

Past

October 26, 2004 - August 19, 2005

K.W. BROWN INVESTMENTS

CRD#: 16492

DELRAY BEACH, FL

Past

October 3, 2001 - December 9, 2002

MSI FINANCIAL SERVICES, INC.

RIA

CRD#: 14251

BOCA RATON, FL

Past

October 3, 2001 - December 9, 2002

METROPOLITAN LIFE INSURANCE COMPANY

CRD#: 4095

NEW YORK, NY

Past

October 3, 2001 - December 9, 2002

MSI FINANCIAL SERVICES, INC.

CRD#: 14251

SPRINGFIELD, MA

Past

April 28, 2000 - October 3, 2001

MONY SECURITIES CORPORATION

CRD#: 4386

NEW YORK, NY

Past

January 11, 1999 - April 24, 2000

PRIME CAPITAL SERVICES, INC.

CRD#: 18334

POUGHKEEPSIE, NY

Past

October 16, 1997 - January 11, 1999

SIGMA FINANCIAL CORPORATION

CRD#: 14303

ANN ARBOR, MI

Past

March 1, 1996 - October 10, 1997

MML INVESTORS SERVICES, LLC

CRD#: 10409

SPRINGFIELD, MA

Past

November 1, 1995 - March 1, 1996

G. R. PHELPS & CO., INC.

CRD#: 173

Past

March 21, 1994 - October 26, 1995

WORLD INVEST CORPORATION

CRD#: 17223

DEERFIELD BEACH, FL

Past

December 10, 1990 - April 11, 1994

THE LINCOLN NATIONAL LIFE INSURANCE COMPANY

CRD#: 2580

FORT WAYNE, IN

Past

December 10, 1990 - April 11, 1994

OSAIC FA, INC.

CRD#: 3978

FORT WAYNE, IN

Past

June 12, 1990 - December 31, 1990

WS GRIFFITH SECURITIES, INC.

CRD#: 10410

HARTFORD, CT

Past

June 12, 1990 - October 19, 1992

HOME LIFE INSURANCE COMPANY

CRD#: 4184

Past

April 24, 1990 - September 6, 1990

PRINCIPAL SECURITIES, INC.

CRD#: 1137

DES MOINES, IA

Past

January 2, 1987 - February 13, 1990

THE EQUITABLE LIFE ASSURANCE SOCIETY OF THE UNITED STATES

CRD#: 4039

NEW YORK, NY

Past

January 2, 1987 - February 13, 1990

EQUITABLE ADVISORS, LLC

CRD#: 6627

NEW YORK, NY

Past

August 27, 1986 - December 22, 1986

VANDEMAN & FULTON SECURITIES, INC.

CRD#: 18264

Primary Firm SEC Registration

This SEC-registered firm can serve clients nationwide. Some states may require the firm to submit a notice filing if the firm has more than 5 clients or a physical office there. You can view these state-level filings under the section titled "State Registrations and Notice Filings".

CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC.

CRD#: 134139 / SEC#: 801-63930

RIA

Registered Investment Advisory firm - (2/3/2005 Approved)

State Registrations and Notice Filings

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

IAR

means the advisor is registered as an Investment Advisor Representative in this state and is authorized to provide investment advice to clients there.

indicates the advisor is registered as a Registered Representative in this state, allowing them to offer securities such as stocks, bonds, and mutual funds through a broker-dealer.

Visual representation of state registrations

Florida
(3/9/2022)

IAR

Florida
(3/17/2022)

Georgia
(3/9/2022)

Tennessee
(3/9/2022)

Don't see your state listed? The advisor may still be able to work with you under the federal De Minimis Rule, which allows up to five investment advisory clients in a state without registration. Some states, like TX, LA, NE, and NH, may still require registration or notice filing. Contact the advisor or their firm to confirm their investment advisory availability in your state. Note: This rule does not apply to broker-dealer activity.

Exams

State Security Law Exam

IAR

Series 66

Date: 6/4/2014

Uniform Combined State Law Examination

State Security Law Exam

Series 63

Date: 5/26/1992

Uniform Securities Agent State Law Examination

General Industry/Product Exam

SIE

Date: 10/1/2018

Securities Industry Essentials Examination

General Industry/Product Exam

Series 7

Date: 5/19/2014

General Securities Representative Examination

Principal/Supervisory Exam

Series 24

Date: 8/17/1998

General Securities Principal Examination

SRO Registrations

FINRA

Current Firm

CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC.

CRD#: 134139 / SEC#: 801-63930

RIA

Registered Investment Advisory firm - (2/3/2005 Approved)

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Contact information

Main Address

1776 Pleasant Plain Rd., Fairfield, IA 52556-8757

Mailing Address

Phone number

(641) 472-5100

Established

Firm type

Fiscal year end

# of Employees

3,361

SEC notice filing (53 States and Territories)

Documents

Customer Relationship Summary (CRS / SEC)

Latest Form ADV

Part 2 Brochures

CIRA ADV 2A (9/8/2025)

WEALTHPORT WRAP BROCHURE (9/8/2025)

Regulatory assets under management

Total Number of Accounts	438,414
AUM (Assets Under Management)	$ 102,413,096,032

Accountant surprise examination report

Filing Date	Form ADV-E Cover	Form ADV-E Report
12/09/2024	Cover Page	Report
04/29/2024	Cover Page	Report

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.

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Firm Stability Insights

Stephen D. Ostrofsky

Professional summary

Question & Answer

Aliases

Other business activities

Blog Corner

CRS (Client Relationship Summary) - RIA

Click below to view Stephen Daniel Ostrofsky's CRS (Customer Relationship Summary).

Certified licenses

Experience

CAMBRIDGE INVESTMENT RESEARCH, INC.

KOVACK ADVISORS, INC.

KOVACK SECURITIES INC.

KOVACK ADVISORS, INC.

KOVACK SECURITIES INC.

K.W. BROWN INVESTMENTS

21TH CENTURY ADVISORS INC

K.W. BROWN INVESTMENTS

MSI FINANCIAL SERVICES, INC.

METROPOLITAN LIFE INSURANCE COMPANY

MSI FINANCIAL SERVICES, INC.

MONY SECURITIES CORPORATION

PRIME CAPITAL SERVICES, INC.

SIGMA FINANCIAL CORPORATION

MML INVESTORS SERVICES, LLC

G. R. PHELPS & CO., INC.

WORLD INVEST CORPORATION

THE LINCOLN NATIONAL LIFE INSURANCE COMPANY

OSAIC FA, INC.

WS GRIFFITH SECURITIES, INC.

HOME LIFE INSURANCE COMPANY

PRINCIPAL SECURITIES, INC.

THE EQUITABLE LIFE ASSURANCE SOCIETY OF THE UNITED STATES

EQUITABLE ADVISORS, LLC

VANDEMAN & FULTON SECURITIES, INC.

Primary Firm SEC Registration

CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC.

State Registrations and Notice Filings

Exams

Series 66

Date: 6/4/2014

Series 63

Date: 5/26/1992

SIE

Date: 10/1/2018

Series 7

Date: 5/19/2014

Series 24

Date: 8/17/1998

FINRA

Current Firm

CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC.

Contact information

SEC notice filing (53 States and Territories)

Documents

Part 2 Brochures

Regulatory assets under management

Accountant surprise examination report

Red Flags

Company Information

CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC.

TRUST BUT VERIFY

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