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LL

Ling Lin

TRADESK SECURITIES
Short Hills, NJ 07078
Some features on this profile are disabled
CRD#: 4422505
LL

Professional summary


Ling Lin, who also goes by Cathy Lin, is a registered financial professional currently at TRADESK SECURITIES, INC. located in Short Hills, New Jersey.

Ling is registered as a RR (Registered Representative) and started their career in finance in 2007. Ling has worked at 4 firms and has passed the Series 63, Series 7TO, SIE, Series 57TO, Series 55, Series 3, Series 7 and Series 24 exams.

Question & Answer


Are you a "fiduciary"?
No

Aliases


Cathy Lin

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 Ling Lin'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®
None

Experience


Current

May 18, 2026 - Present

TRADESK SECURITIES, INC.

Office #1: 830 Morris Turnpike Suite 401, Short Hills, NJ 07078
BD
CRD#: 321643
Short Hills, NJ
Past

August 28, 2023 - June 23, 2024

J.P. MORGAN SECURITIES LLC

BD
CRD#: 79
NEW YORK, NY
Past

August 6, 2012 - June 18, 2013

MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED

BD
CRD#: 7691
NEW YORK, NY
Past

January 3, 2007 - August 17, 2012

GOLDMAN SACHS & CO. LLC

BD
CRD#: 361
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
Connecticut
(5/18/2026)
RR
Florida
(5/18/2026)
RR
New Jersey
(5/18/2026)
RR
New York
(5/18/2026)

Exams


State Security Law Exam
RR
Series 63
Date: 9/18/2023
Uniform Securities Agent State Law Examination
General Industry/Product Exam
RR
Series 7TO
Date: 9/11/2023
General Securities Representative Examination
General Industry/Product Exam
General Industry/Product Exam
RR
Series 57TO
Date: 7/28/2023
Securities Trader Exam
General Industry/Product Exam
RR
Series 55
Date: 10/11/2012
Limited Representative-Equity Trader Exam
General Industry/Product Exam
RR
Series 3
Date: 10/11/2012
National Commodity Futures Examination
General Industry/Product Exam
Principal/Supervisory Exam
SRO Registrations
RR
FINRA

Current Firm


TS
TRADESK SECURITIES, INC.
TRADESK SECURITIES, INC.

CRD#: 321643 / SEC#: , 8-70930

BD
Broker-Dealer Firm Regulated by FINRA (Woodbridge district office)
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Contact information


Main Address
830 Morris Turnpike Suite 401, Short Hills, NJ 07078
Mailing Address
830 Morris Turnpike Suite 401, Short Hills, NJ 07078
Phone number
(973) 782-1688
Established
Delaware since 11/30/2021
Firm type
Corporation
Fiscal year end
December
Firm Size
Small
# of Employees

FINRA licenses (53 States and Territories)


Documents


Customer Relationship Summary (CRS / FINRA)

Direct owners and executive officers


NamePositionCRD#
TRADESK HOLDINGS, INC.SOLE SHAREHOLDER
BRANT, DAVID ROBERTFINOP2718478
CHU, ZHAOYANGCEO, EXECUTIVE REPRESENTATIVE5363798
ROSENZWEIG, TODD SCHIEF COMPLIANCE OFFICER2199723

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


TRADESK SECURITIES, INC.

CRD#: 321643Short Hills, NJ 07078

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