JL
Jeffery T. Longmuir
SUSQUEHANNA SECURITIES
New York, NY 10001
Some features on this profile are disabled
CRD#: 5157912
JL
Jeffery Taft LongmuirSUSQUEHANNA SECURITIES
Professional summary
Jeffery Taft Longmuir, who also goes by Jeffery Taft Longmuir Mr., Jeffery Longmuir, is a registered financial professional currently at SUSQUEHANNA SECURITIES, LLC located in New York, New York and SUSQUEHANNA FINANCIAL GROUP, LLLP located in New York, New York.
Jeffery is registered as a RR (Registered Representative) and started their career in finance in 2006. Jeffery has worked at 6 firms and has passed the Series 63, Series 57TO, SIE, Series 55 and Series 7 exams.
Aliases
Jeffery Taft Longmuir Mr. | Jeffery Longmuir
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.
CRS (Client Relationship Summary) - BD
Click below to view Jeffery Taft Longmuir'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®
NoneExperience
Current
July 22, 2026 - Present
SUSQUEHANNA SECURITIES, LLC
Office #1: 30 Hudson Yards 16th Floor, New York, NY 10001BD
CRD#: 35874
New York, NY
Current
July 22, 2026 - Present
SUSQUEHANNA FINANCIAL GROUP, LLLP
Office #1: 30 Hudson Yards 16th Floor, New York, NY 10001BD
CRD#: 35865
NEW YORK, NY
Past
August 14, 2023 - March 26, 2026
TD SECURITIES (USA) LLC
BD
CRD#: 18476
NEW YORK, NY
Past
November 28, 2017 - June 15, 2023
TRUIST SECURITIES, INC.
BD
CRD#: 6271
NEW YORK, NY
Past
September 22, 2008 - December 1, 2017
BARCLAYS CAPITAL INC.
BD
CRD#: 19714
NEW YORK, NY
Past
July 9, 2008 - September 22, 2008
LEHMAN BROTHERS INC.
BD
CRD#: 7506
NEW YORK, NY
Past
August 22, 2006 - July 3, 2008
LEHMAN BROTHERS INC.
BD
CRD#: 7506
NEW YORK, NY
State Registrations and Notice Filings
Listed states reflect where the advisor is authorized to serve clients under state regulations.
RR
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
RR
Alabama(7/22/2026)
RR
Alaska(7/22/2026)
RR
Arizona(7/22/2026)
RR
Arkansas(7/22/2026)
RR
California(7/22/2026)
RR
Colorado(7/22/2026)
RR
Connecticut(7/22/2026)
RR
Delaware(7/22/2026)
RR
District of Columbia(7/22/2026)
RR
Florida(7/22/2026)
RR
Georgia(7/22/2026)
RR
Hawaii(7/22/2026)
RR
Idaho(7/22/2026)
RR
Illinois(7/22/2026)
RR
Indiana(7/22/2026)
RR
Iowa(7/22/2026)
RR
Kansas(7/22/2026)
RR
Kentucky(7/22/2026)
RR
Louisiana(7/22/2026)
RR
Maine(7/22/2026)
RR
Maryland(7/22/2026)
RR
Massachusetts(7/22/2026)
RR
Michigan(7/22/2026)
RR
Minnesota(7/22/2026)
RR
Mississippi(7/22/2026)
RR
Missouri(7/22/2026)
RR
Montana(7/22/2026)
RR
Nebraska(7/22/2026)
RR
Nevada(7/22/2026)
RR
New Hampshire(7/22/2026)
RR
New Jersey(7/22/2026)
RR
New Mexico(7/22/2026)
RR
New York(7/22/2026)
RR
North Carolina(7/22/2026)
RR
North Dakota(7/22/2026)
RR
Ohio(7/22/2026)
RR
Oklahoma(7/22/2026)
RR
Oregon(7/22/2026)
RR
Pennsylvania(7/22/2026)
RR
Rhode Island(7/22/2026)
RR
South Carolina(7/22/2026)
RR
South Dakota(7/22/2026)
RR
Tennessee(7/22/2026)
RR
Texas(7/22/2026)
RR
Utah(7/22/2026)
RR
Vermont(7/22/2026)
RR
Virginia(7/22/2026)
RR
Washington(7/22/2026)
RR
West Virginia(7/22/2026)
RR
Wisconsin(7/22/2026)
RR
Wyoming(7/22/2026)
Exams
State Security Law Exam
General Industry/Product Exam
RR
Series 57TO
Date: 1/2/2023
Securities Trader ExamGeneral Industry/Product Exam
General Industry/Product Exam
RR
Series 55
Date: 3/7/2014
Limited Representative-Equity Trader ExamGeneral Industry/Product Exam
SRO Registrations
RR
BOX Exchange LLC
SRO Registrations
RR
Cboe BYX Exchange, Inc.
SRO Registrations
RR
Cboe BZX Exchange, Inc.
SRO Registrations
RR
Cboe C2 Exchange, Inc.
SRO Registrations
RR
Cboe EDGA Exchange, Inc.
SRO Registrations
RR
Cboe EDGX Exchange, Inc.
SRO Registrations
RR
Cboe Exchange, Inc.
SRO Registrations
RR
FINRA
SRO Registrations
RR
Investors' Exchange LLC
SRO Registrations
RR
MEMX LLC
SRO Registrations
RR
MIAX Emerald, LLC
SRO Registrations
RR
MIAX PEARL, LLC
SRO Registrations
RR
MIAX Sapphire
SRO Registrations
RR
Miami International Securities Exchange, LLC
SRO Registrations
RR
NYSE American LLC
SRO Registrations
RR
NYSE Arca, Inc.
SRO Registrations
RR
Nasdaq GEMX, LLC
SRO Registrations
RR
Nasdaq ISE, LLC
SRO Registrations
RR
Nasdaq MRX, LLC
SRO Registrations
RR
Nasdaq PHLX LLC
SRO Registrations
RR
Nasdaq Stock Market
SRO Registrations
RR
Nasdaq Texas, LLC
SRO Registrations
RR
Texas Stock Exchange LLC
Current Firm
SF
SUSQUEHANNA FINANCIAL GROUP, LLLP
FOREST LANE SECURITIES, INC. | SUSQUEHANNA FINANCIAL GROUP, LLLP | SUSQUEHANNA FINANCIAL GROUP, L.P. | SUSQUEHANNA FINANCIAL GROUP, INC.
CRD#: 35865 / SEC#: , 8-44325
BD
Broker-Dealer Firm Regulated by FINRA (Philadelphia district office)
Loading...
Contact information
Main Address
401 City Ave Suite 220, Bala Cynwyd, PA 19004-1122
Mailing Address
401 City Ave Suite 220, Bala Cynwyd, PA 19004-1122
Phone number
(800) 825-9550
Established
Delaware since 07/25/2002
Firm type
Other Types of Legal Formation
Fiscal year end
December
Firm Size
Medium
# of Employees
FINRA licenses (51 States and Territories)
Documents
Direct owners and executive officers
Disclosures
| Regulatory Event | 12 |
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.
