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Sean L. Hendelman

T3 TRADING GROUP
NEW YORK, NY 10005
Some features on this profile are disabled
CRD#: 2919119
SH
Sean Leon HendelmanT3 TRADING GROUP

Professional summary

Sean Leon Hendelman is a registered financial professional currently at T3 TRADING GROUP, LLC located in New York, New York.

Sean is registered as a RR (Registered Representative) and started their career in finance in 2002. Sean has worked at 6 firms and has passed the Series 63, Series 57TO, Series 7TO, SIE, Series 7 and Series 24 exams.

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 Sean Leon Hendelman'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

July 24, 2026 - Present

T3 TRADING GROUP, LLC

Office #1: 88 Pine Street 23rd Floor, New York, NY 10005
BD
CRD#: 154431
NEW YORK, NY
Past

May 7, 2024 - July 7, 2026

CLEAR STREET LLC

BD
CRD#: 288933
NEW YORK, NY
Past

October 1, 2015 - May 28, 2021

OPEN TO THE PUBLIC INVESTING, INC.

BD
CRD#: 127818
New York, NY
Past

March 9, 2011 - April 22, 2024

T3 TRADING GROUP, LLC

BD
CRD#: 154431
NEW YORK, NY
Past

April 25, 2006 - August 2, 2007

DIMENSION BROKERAGE, LLC

BD
CRD#: 136257
NEW YORK, NY
Past

June 14, 2004 - May 6, 2005

FIS BROKERAGE & SECURITIES SERVICES LLC

BD
CRD#: 104162
BOLINGBROOK, IL
Past

May 9, 2002 - August 27, 2002

LIGHTSPEED PROFESSIONAL TRADING LLC

BD
CRD#: 39293
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: 12/31/2019
Uniform Securities Agent State Law Examination
General Industry/Product Exam
RR
Series 57TO
Date: 1/2/2023
Securities Trader Exam
General Industry/Product Exam
RR
Series 7TO
Date: 1/2/2023
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: 5/8/2002
General Securities Representative Examination
Principal/Supervisory Exam
RR
Series 24
Date: 11/16/2011
General Securities Principal Examination
SRO Registrations
RR
FINRA

Current Firm

TT
T3 TRADING GROUP, LLC
T3 TRADING GROUP, LLC | TITUS SECURITIES, LLC

CRD#: 154431 / SEC#: , 8-68639

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

Main Address
88 Pine Street 23rd Floor, New York, NY 10005
Mailing Address
88 Pine Street 23rd Floor, New York, NY 10005
Phone number
(646) 346-1700
Established
Delaware since 06/08/2010
Firm type
Limited Liability Company
Fiscal year end
December
Firm Size
Medium
# of Employees

FINRA licenses (53 States and Territories)

Documents

Customer Relationship Summary (CRS / FINRA)

Direct owners and executive officers

NamePositionCRD#
T3 COMPANIES, LLCMEMBER/OWNER
LI, XIAOYANPRINCIPAL FINANCIAL OFFICER4465893
LI, XIAOYANPRINCIPAL OPERATIONS OFFICER4465893
LI, XIAOYANFINOP4465893
MARQUIS, GARRET CHRISTIANCHEIF EXECUTIVE OFFICER3198686
PIKOWSKI, STEVENCHIEF COMPLIANCE OFFICER1562340
REDLER, SCOTT JASON JRCHIEF STRATEGIC OFFICER2680492

Disclosures

Regulatory Event3

Red Flags

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Company Information

T3 TRADING GROUP, LLC

CRD#: 154431New York, NY 10005

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