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

William Kurtz O'connor

ARMSTRONG ADVISORY GROUP
NEEDHAM, MA
·CRD# 7744610·3 years experience

Professional Summary

William Kurtz O'connor, who also goes by William Kurtz Oconnor, William Oconnor, is a registered financial advisor currently at ARMSTRONG ADVISORY GROUP INC. located in Needham, Massachusetts. William is registered as an IAR (Investment Advisor Representative) and started their career in finance in 2023. William has worked at 3 firms and has passed the Series 66, Series 7TO and SIE exams.

At a Glance

Always Fiduciary

Fiduciary Standard

Fee Structure

Account Minimum

Active Clients

Fiduciary Standard

Fee Structure

Account Minimum

Active Clients

Other Aliases

William Kurtz Oconnor, William Oconnor

Blog Corner

Similar Advisors

Stephen Albert Zahka
Marlborough, MA · CRD#
View profile
Julian Brett Morris
Julian Brett Morris

LPL FINANCIAL LLC

BOSTON, MA · CRD#
TR
Tamara Kaila Rose

STATE STREET GLOBAL ADVISORS FUNDS DISTRIBUTORS, LLC

BOSTON, MA · CRD#

Videos & Posts

This advisor has not added any videos or posts yet.

Similar Advisors

Marlborough, MA · CRD#
Julian Brett Morris
Julian Brett Morris

LPL FINANCIAL LLC

BOSTON, MA · CRD#
HS
Heather A Scearce

MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED

BURLINGTON, MA · CRD#
TR
Tamara Kaila Rose

STATE STREET GLOBAL ADVISORS FUNDS DISTRIBUTORS, LLC

BOSTON, MA · CRD#

Contact Information

This advisor has not claimed their profile yet, so there is no contact information to display at this time.

Similar Advisors

Marlborough, MA · CRD#
Julian Brett Morris
Julian Brett Morris

LPL FINANCIAL LLC

BOSTON, MA · CRD#
HS
Heather A Scearce

MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED

BURLINGTON, MA · CRD#
TR
Tamara Kaila Rose

STATE STREET GLOBAL ADVISORS FUNDS DISTRIBUTORS, LLC

BOSTON, MA · CRD#

Disclosures are events reported to regulators, such as customer disputes, regulatory actions, employment separations, or financial events. Some are resolved, denied, or contested — a disclosure is not a verdict. We recommend asking an advisor directly about any disclosure on their record.

Disclosures on record.

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.

Similar Advisors

Marlborough, MA · CRD#
Julian Brett Morris
Julian Brett Morris

LPL FINANCIAL LLC

BOSTON, MA · CRD#
HS
Heather A Scearce

MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED

BURLINGTON, MA · CRD#
TR
Tamara Kaila Rose

STATE STREET GLOBAL ADVISORS FUNDS DISTRIBUTORS, LLC

BOSTON, MA · CRD#

Years of Experience

3 years in the financial services industry

Current & Past Employments

ARMSTRONG ADVISORY GROUP INC.·CRD# 318662
RIA
144 Gould Street Suite 210, Needham, MA 02494
December 10, 2025 - Present
LPL ENTERPRISE, LLC·CRD# 8733
RIA
Marlborough, MA
November 19, 2024 - December 11, 2025
LPL ENTERPRISE, LLC·CRD# 8733
BD
Marlborough, MA
November 14, 2024 - December 11, 2025
PRUCO SECURITIES, LLC.·CRD# 5685
RIA
Marlborough, MA
May 22, 2024 - November 20, 2024
PRUCO SECURITIES, LLC.·CRD# 5685
BD
Marlborough, MA
September 1, 2023 - November 14, 2024

Similar Advisors

Marlborough, MA · CRD#
Julian Brett Morris
Julian Brett Morris

LPL FINANCIAL LLC

BOSTON, MA · CRD#
HS
Heather A Scearce

MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED

BURLINGTON, MA · CRD#
TR
Tamara Kaila Rose

STATE STREET GLOBAL ADVISORS FUNDS DISTRIBUTORS, LLC

BOSTON, MA · CRD#

Current Firm

AA
ARMSTRONG ADVISORY GROUP INC.

ARMSTRONG ADVISORY GROUP INC. | ARMSTRONG ADVISORY GROUP LLC

CRD#: 318662 / SEC#: 801-123659
RIA
Registered Investment Advisory firm - SEC (4/8/2022 Approved)

Contact Information

Main Address

144 Gould Street Suite 210, Needham, MA 02494

Phone Number

(781) 433-0001

# of Employees

22

SEC notice filing (41 States and Territories)

Registered to provide investment advisory services in 41 US states and territories.

Documents

Customer Relationship Summary (CRS / SEC)Latest Form ADV

Part 2 Brochures

AAG DISCLOSURE BROCHURE AND BROCHURE SUPPLEMENTS (7/10/2026)

Regulatory Assets Under Management

Total Number of Accounts

4,071

AUM (Assets Under Management)

$1,668,179,022

Accountant Surprise Examination Report

Filing DateForm ADV-E CoverForm ADV-E Report
11/26/2025Cover PageReport
12/16/2024Cover PageReport
05/30/2024Cover PageReport

Similar Advisors

Marlborough, MA · CRD#
Julian Brett Morris
Julian Brett Morris

LPL FINANCIAL LLC

BOSTON, MA · CRD#
HS
Heather A Scearce

MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED

BURLINGTON, MA · CRD#
TR
Tamara Kaila Rose

STATE STREET GLOBAL ADVISORS FUNDS DISTRIBUTORS, LLC

BOSTON, MA · CRD#

Other business activities

Information obtained from regulatory filings. Advisors can request corrections through their firm or regulator.

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 SALES: Mr. O'Connor is a licensed insurance agent/producer. Business is conducted at 144 Gould St, Ste 210, Needham MA 02494, United States. Start date: 12/01/2025

Similar Advisors

Marlborough, MA · CRD#
Julian Brett Morris
Julian Brett Morris

LPL FINANCIAL LLC

BOSTON, MA · CRD#
HS
Heather A Scearce

MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED

BURLINGTON, MA · CRD#
TR
Tamara Kaila Rose

STATE STREET GLOBAL ADVISORS FUNDS DISTRIBUTORS, LLC

BOSTON, MA · CRD#

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".
AA
ARMSTRONG ADVISORY GROUP INC.

ARMSTRONG ADVISORY GROUP INC. | ARMSTRONG ADVISORY GROUP LLC

CRD#: 318662 / SEC#: 801-123659
RIA
Registered Investment Advisory firm - SEC (4/8/2022 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.
IAR
Massachusetts
(12/10/2025)

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.

Exams

Financial professionals may take different exams throughout their careers based on the types of services they provide and roles they perform.

Series 66 — Uniform Combined State Law Examination

Passed Apr 2024About the Series 66 exam

Series 7TO — General Securities Representative Examination

Passed Sep 2023About the Series 7TO exam

SIE — Securities Industry Essentials Examination

Passed May 2023About the SIE exam

Similar Advisors

Marlborough, MA · CRD#
Julian Brett Morris
Julian Brett Morris

LPL FINANCIAL LLC

BOSTON, MA · CRD#
HS
Heather A Scearce

MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED

BURLINGTON, MA · CRD#
TR
Tamara Kaila Rose

STATE STREET GLOBAL ADVISORS FUNDS DISTRIBUTORS, LLC

BOSTON, MA · CRD#

CRS (Client Relationship Summary) - RIA

Click below to view William Kurtz O'connor's CRS (Customer Relationship Summary).

CRS (Customer Relationship Summary)

Similar Advisors

Marlborough, MA · CRD#
Julian Brett Morris
Julian Brett Morris

LPL FINANCIAL LLC

BOSTON, MA · CRD#
HS
Heather A Scearce

MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED

BURLINGTON, MA · CRD#
TR
Tamara Kaila Rose

STATE STREET GLOBAL ADVISORS FUNDS DISTRIBUTORS, LLC

BOSTON, MA · CRD#
WO
Follow William
Get alerted to job moves, licensing changes, and new disclosures
Free — no card required