Erik C. Rayner
Professional summary
Erik Charles Rayner, who also goes by Erik C Rayner, is a registered financial advisor currently at WILLIAM BLAIR located in Boston, Massachusetts.
Erik is registered as an IAR (Investment Advisor Representative) and RR (Registered Representative) and started their career in finance in 2008. Erik has worked at 2 firms and has passed the Series 65, Series 63, SIE, Series 87, Series 86 and Series 7 exams.
Question & Answer
Aliases
Other business activities
CRS (Client Relationship Summary) - RIA
Click below to view Erik Charles Rayner's CRS (Customer Relationship Summary).
CRS (Client Relationship Summary) - BD
Click below to view Erik Charles Rayner's CRS (Customer Relationship Summary).
Certified licenses
Experience
January 9, 2024 - Present
WILLIAM BLAIR
Office #1: 125 High Street Oliver Street Tower Suite 1901, Boston, MA 02110August 10, 2023 - Present
WILLIAM BLAIR
Office #1: 125 High Street Oliver Street Tower Suite 1901, Boston, MA 02110September 27, 2010 - April 11, 2023
WILLIAM BLAIR
June 9, 2008 - February 23, 2009
W.R. HAMBRECHT + CO., LLC
Primary Firm SEC Registration

WILLIAM BLAIR
CRD#: 1252 / SEC#: 801-688, 8-2698
State Registrations and Notice Filings
Listed states reflect where the advisor is authorized to serve clients under state regulations.
Visual representation of state registrations
(8/10/2023)
(1/3/2025)
(8/10/2023)
(1/9/2024)
(7/18/2025)
Exams
FINRA
NYSE American LLC
NYSE Texas, Inc.
Nasdaq Stock Market
New York Stock Exchange
Current Firm

WILLIAM BLAIR
CRD#: 1252 / SEC#: 801-688, 8-2698
Contact information
SEC notice filing (53 States and Territories)
FINRA licenses (53 States and Territories)
Documents
Direct owners and executive officers
| Name | Position | CRD# |
|---|---|---|
| WBC HOLDINGS, L.P. | HOLDING COMPANY | |
| CITARDI, CISSIE | EXECUTIVE COMMITTEE, GENERAL COUNSEL | 6642613 |
| DEVORE, RYAN JACOB | EXECUTIVE COMMITTEE | 3049671 |
| DUWA, ROBERT J | EXECUTIVE COMMITTEE | 2931296 |
| GLEDHILL, BRENT WALKER | PRESIDENT, CEO | 2921069 |
| MCLAUGHLIN, SCOTT THOMAS | EXECUTIVE COMMITTEE | 2481285 |
| QUINN, MICHAEL PATRICK | EXECUTIVE COMMITTEE | 3257072 |
| RASAVONGXAY, WILLSON B | CHIEF COMPLIANCE OFFICER | 6593731 |
| SATTERFIELD, BETH A | EXECUTIVE COMMITTEE | 6011858 |
| TOLE, STEVEN ROBERT | EXECUTIVE COMMITTEE | 5885283 |
| TRIMBERGER, MICHAEL WILLIAM | CFO | 5329834 |
| ZIMMER, MATTHEW MONTGOMERY | EXECUTIVE COMMITTEE | 4157826 |
Regulatory assets under management
| Total Number of Accounts | 37,973 |
| AUM (Assets Under Management) | $ 58,329,726,421 |
Disclosures
| Regulatory Event | 29 |
| Arbitration | 2 |
| Bond | 1 |
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
WILLIAM BLAIR
CRD#: 1252Boston, MA 02110TRUST BUT VERIFY
Monitor Erik Rayner
Get automatic monthly alerts on: