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Data / Investment advisers / Illinois / Left Brain Wealth Management, LLC

Left Brain Wealth Management, LLC, Naperville, IL: $340 million AUM, SEC registered investment adviser

Left Brain Wealth Management, LLC is an SEC registered investment adviser with its main office in Naperville, Illinois and reports $340 million in regulatory assets under management in its Form ADV filed October 2, 2026. Its clients include high net worth individuals, individuals and pooled investment vehicles. It is paid through a percentage of assets under management, hourly charges and fixed fees. It advises 3 private funds.

SpecStream is the live web data engine for teams and agents. It reads the SEC's Form ADV files every month, and this page is that reading, keyed on the CRD number. Ask for the advisers you track by state, city, size, client type or private funds, and new registrations and filings arrive in your sheet, CRM, Slack or agent as the SEC publishes them.

Registration
SEC registered investment adviser
CRD number
170348
SEC file number
801-113256
SEC status
Approved, effective May 21, 2018
Main office
215 Shuman Blvd #304, Naperville, IL 60563
Phone
(630) 517-9300
Regulatory AUM
$340,426,936 in the Form ADV filed October 2, 2026
Discretionary AUM
$340,426,936
Accounts
712
Employees
7, of which 6 give investment advice
Form of organization
Limited Liability Company
Paid through
a percentage of assets under management, hourly charges, fixed fees, performance based fees
Private funds
3: 3 hedge funds
Gross assets of private funds
$39,262,884
Other offices
1
Form ADV Item 11 disclosures
None reported
Latest Form ADV filing
October 2, 2026
SEC record
Investment Adviser Public Disclosure

Clients

Client types the adviser reports in Form ADV item 5.D, with the AUM it attributes to each.

Client typeClientsAUM
High net worth individuals94$282.3 million
Individuals (other than high net worth individuals)112$38.2 million
Pooled investment vehicles1$19.9 million

AUM in the SEC's monthly files

Each change in the AUM the adviser reported across the monthly SEC files held here, with the first file that shows the new value.

First in the file ofAUMForm ADV filed
April 1, 2026$340.4 millionMarch 20, 2026
December 1, 2025$310.4 millionSeptember 4, 2025

Other advisers in Naperville

AdviserCityAUMPrivate fundsSource
Intentgen Financial PartnersNaperville$756.6 millionNot listedadviserinfo.sec.gov
Stenger Family Office, LLCNaperville$734.9 millionNot listedadviserinfo.sec.gov
DHJJ Financial AdvisorsNaperville$623.4 millionNot listedadviserinfo.sec.gov
Rai WealthNaperville$530.8 millionNot listedadviserinfo.sec.gov
Windrock Wealth ManagementNaperville$363.2 million1adviserinfo.sec.gov
Fiduciary Financial Partners, LLCNaperville$293.3 millionNot listedadviserinfo.sec.gov
Millington Financial Advisors, LLCNaperville$291.4 millionNot listedadviserinfo.sec.gov
Lakewood Asset Management, LLCNaperville$248.7 millionNot listedadviserinfo.sec.gov

Also on SpecStream

Updated November 7, 2026. Read from the SEC's Form ADV data files for investment advisers. Public data published by the US Securities and Exchange Commission (US government work). Advisers report these values themselves in Form ADV, and neither the SEC nor the states approve or guarantee them. AUM is regulatory assets under management as the adviser reported it in Form ADV item 5.F, which can differ from the AUM a firm quotes elsewhere. Exempt reporting advisers do not report AUM. Office address, phone and website are the adviser's main office as filed; a firm that files its main office as a private residence shows no street address or phone. An Item 11 disclosure is a reported event, not a finding about the firm today. Details for each firm are on the SEC's Investment Adviser Public Disclosure site. This page uses SEC data and is not endorsed or certified by the SEC. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.