Nicolas A. Dhalluin
Professional summary
Nicolas A Dhalluin, who also goes by Nicolas D'halluin, Nicolas A Dhalluin, is a registered financial professional currently at BRYAN GARNIER SECURITIES, LLC located in New York, New York and STIFEL, NICOLAUS & COMPANY, INCORPORATED located in New York, New York.
Nicolas is registered as a RR (Registered Representative) and started their career in finance in 1993. Nicolas has worked at 5 firms and has passed the Series 63, Series 99TO, SIE, Series 62 and Series 24 exams.
Question & Answer
Aliases
Other business activities
CRS (Client Relationship Summary) - BD
Click below to view Nicolas A Dhalluin's CRS (Customer Relationship Summary).
Certified licenses
Experience
July 9, 2010 - Present
BRYAN GARNIER SECURITIES, LLC
Office #1: 750 Lexington Avenue 16th Floor, New York, NY 10022Office #2: 750 Lexington Avenue 16th Floor, New York, NY 10022October 27, 2025 - Present
STIFEL, NICOLAUS & COMPANY, INCORPORATED
Office #1: 750 Lexington Avenue 16th Floor, New York, NY 10022July 3, 2006 - January 26, 2009
CREDIT AGRICOLE CHEUVREUX NORTH AMERICA, INC.
November 2, 2000 - July 5, 2006
NATIXIS SECURITIES NORTH AMERICA INC.
July 23, 1993 - October 23, 2000
CCF INTERNATIONAL FINANCE CORP.
Primary Firm SEC Registration

STIFEL, NICOLAUS & COMPANY, INCORPORATED
CRD#: 793 / SEC#: 801-10746, 8-1447
State Registrations and Notice Filings
Listed states reflect where the advisor is authorized to serve clients under state regulations.
Visual representation of state registrations
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(4/5/2022)
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(10/27/2025)
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Exams
Series 99TO
Date: 1/2/2023
Operations Professional ExaminationSeries 62
Date: 7/7/1993
Corporate Securities Limited Representative ExaminationFINRA
NYSE American LLC
NYSE Texas, Inc.
Nasdaq Stock Market
New York Stock Exchange
Current Firm

STIFEL, NICOLAUS & COMPANY, INCORPORATED
CRD#: 793 / SEC#: 801-10746, 8-1447
Contact information
SEC notice filing (52 States and Territories)
FINRA licenses (53 States and Territories)
Documents
Direct owners and executive officers
| Name | Position | CRD# |
|---|---|---|
| STIFEL FINANCIAL CORP. | SHAREHOLDER | |
| AYD, PAUL JOSEPH | CHIEF COMPLIANCE OFFICER - CAPITAL MARKETS | 2963853 |
| BRIGHT, GEOFFREY CLYDE JR | CHIEF COMPLIANCE OFFICER - PRIVATE CLIENT GROUP | 4696103 |
| BROOKS, PATRICK RODGERS | ROSFP - CAPITAL MARKETS | 2223412 |
| DODSON, CHARLES EDWARD | CCO ADVISORY SERVICES | 1744430 |
| FISHER, MARK PHILIP | GENERAL COUNSEL, SECRETARY | 4970942 |
| HYDE, GINA ELIZABETH | CHIEF COMPLIANCE OFFICER - CAPITAL MARKETS | 2812751 |
| KRUSZEWSKI, RONALD JAMES | PRESIDENT, CHIEF EXECUTIVE OFFICE & CHAIRMAN OF THE BOARD | 1434827 |
| MELINGER, ADAM SCOTT | ROSFP - PCG | 2373020 |
| NOLL, DOUGLAS WAYNE | PRINCIPAL OPERATIONS OFFICER | 1614129 |
| RAYMOND, CHARLES BRADFORD GREEN | CO-HEAD GLOBAL INSTITUTIONAL EQUITIES & ADVISORY | 2796106 |
| SCHRICK, FREDERICK RICHARD | PRINCIPAL FINANCIAL OFFICER | 5636488 |
| SLINEY, DAVID DEAN | SENIOR VICE PRESIDENT & DIRECTOR | 2276514 |
| ZEMLYAK, JAMES MARK | EXECUTIVE VICE PRESIDENT & DIRECTOR | 1586132 |
Regulatory assets under management
| Total Number of Accounts | 368,405 |
| AUM (Assets Under Management) | $ 171,209,609,487 |
Disclosures
| Regulatory Event | 168 |
| Civil Event | 2 |
| Arbitration | 60 |
| Bond | 2 |
Accountant surprise examination report
| Filing Date | Form ADV-E Cover | Form ADV-E Report |
|---|---|---|
| 12/18/2024 | ||
| 12/19/2023 |
Red Flags
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