William Sei

CRD 4192580 · Bofa Securities, Inc. · Dallas, TX

Broker

Also appears in the source record as: Bill Sei; Billy Sei; William C Sei Jr; William Charles Sei Jr

Registration & licensing

As recorded in SEC IAPD / FINRA BrokerCheck

Broker-dealer registration: Active
Investment adviser registration: Not registered in this capacity
Exams passed (6): Series 79TOSIESeries 7Series 52Series 53Series 63
Registered states (53): Alabama · Alaska · Arizona · Arkansas · California · Colorado · Connecticut · Delaware · District Of Columbia · Florida · Georgia · Hawaii · Idaho · Illinois · Indiana · Iowa · Kansas · Kentucky · Louisiana · Maine · Maryland · Massachusetts · Michigan · Minnesota · Mississippi · Missouri · Montana · Nebraska · Nevada · New Hampshire · New Jersey · New Mexico · New York · North Carolina · North Dakota · Ohio · Oklahoma · Oregon · Pennsylvania · Puerto Rico · Rhode Island · South Carolina · South Dakota · Tennessee · Texas · Utah · Vermont · Virgin Islands · Virginia · Washington · West Virginia · Wisconsin · Wyoming
Years in the industry (source record): 23
Professional designations: Not yet retrieved from the source record

Disclosures

Copied from the official record

No disclosure events are flagged in the source record as of Aug 20, 2026.

This reflects our copy of the record on that date only. Confirm the current position on FINRA BrokerCheck ↗ or SEC IAPD ↗.

Current firm

From the firm record

Firm: Bofa Securities, Inc.
Firm CRD: 283942
SEC number: 801-112640
Assets under management: Not yet retrieved from the source record
Website: www.bankofamerica.com ↗
Phone: 646-743-2734
Firm location: New York, NY, 10036

Employment history (6)

From the source registration record · current first

Merrill Lynch, Pierce, Fenner & Smith IncorporatedCurrent
Dallas, TX · BC capacity

start not retrieved → present
Bofa Securities, Inc.Current
Dallas, TX · BC capacity

start not retrieved → present
Incapital LLC
Delray Beach, FL · BC capacity

Aug 19, 2009 → Aug 10, 2015
Sentinel Brokers Company, Inc.
Chicago, IL · BC capacity

Jan 3, 2007 → Aug 24, 2009
Duncan-Williams, Inc.
Chicago, IL · BC capacity

Dec 8, 2006 → Dec 19, 2006
R.W. Smith & Associates, Inc.
Chicago, IL · BC capacity

Jun 6, 2003 → Dec 15, 2006

Source & corrections

Where this page comes from

Advisor registration data on this site is reproduced from the SEC's Investment Adviser Public Disclosure (IAPD) system and FINRA's BrokerCheck. Those systems are the official records; this site is not. We do not alter the factual content of the records we reproduce.

SEC IAPD record for CRD 4192580 ↗ FINRA BrokerCheck record for CRD 4192580 ↗ BrokerCheck Terms of Use ↗ Report a data error on this page →

Data compiled Aug 20, 2026. Source: BROKERCHECK. Your use of BrokerCheck data reproduced here is subject to FINRA's Terms of Use.

Preview release — partial coverage. This is a public-records lookup tool, not investment advice, not a recommendation, and not an endorsement of any advisor. Registration status shown here is a copy of a government record and may be out of date; always confirm against SEC IAPD and FINRA BrokerCheck before acting.