Christopher F. O'brien
Professional summary
Christopher F O'brien, who also goes by Christopher O'brien, Christopher F Obrien, Christopher Obrien, is a registered financial professional currently at ARMORY SECURITIES, LLC located in El Segundo, California.
Christopher is registered as a RR (Registered Representative) and started their career in finance in 2012. Christopher has worked at 5 firms and has passed the Series 63, SIE, Series 79 and Series 24 exams.
Question & Answer
Aliases
Other business activities
CRS (Client Relationship Summary) - BD
Click below to view Christopher F O'brien's CRS (Customer Relationship Summary).
Certified licenses
Experience
November 5, 2025 - Present
ARMORY SECURITIES, LLC
Office #1: 200 North Pacific Coast Highway Suite 1525, El Segundo, CA 90245June 28, 2022 - September 29, 2025
GUGGENHEIM SECURITIES, LLC
May 10, 2021 - June 7, 2022
PIPER SANDLER & CO.
April 13, 2015 - April 9, 2021
KEYBANC CAPITAL MARKETS INC.
July 12, 2012 - April 13, 2015
PACIFIC CREST SECURITIES LLC
State Registrations and Notice Filings
Listed states reflect where the advisor is authorized to serve clients under state regulations.
Visual representation of state registrations
(11/5/2025)
(11/5/2025)
Exams
FINRA
Current Firm
ARMORY SECURITIES, LLC
CRD#: 147796 / SEC#: , 8-67929
Contact information
FINRA licenses (12 States and Territories)
Documents
Red Flags
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