Fithian LLC is an SEC registered investment adviser organized as a limited liability company with a primary office location in New York, NY. Its latest Form ADV filing, dated March 27, 2026, reports $136M in regulatory assets under management, 6 employees, and 74 accounts.
Assets Under Management
$136M
Employees
6
Offices
--
Total Clients
74
Primary office
NEW YORK, NY
654 MADISON AVENUE, SUITE 1603, NEW YORK, NY, United States
Portfolio management for individuals and small businesses
Fee models offered
2 types reported
Asset based fees
Performance-based fees
Sources checked May 16, 2026
Client Coverage Demographics
Top client segmentHNWI represent 89.2% of total clients.
Top client categories% of clientsClients
1
HNWI
89.2%
66
2
Corporations
6.8%
5
3
Pension Plans
4.1%
3
Categories with <5 clients
Pension and profit sharing plans<5 clients
Regulatory Assets Under Management Breakdown
Total regulatory assets under management$136Mas of March 27, 2026
Discretionary99.5%
$135M
99% of total RAUM99.5%
Non-discretionary0.5%
$742K
1% of total RAUM0.5%
Regulatory assets under management are split between discretionary and non-discretionary assets.
Assets under management Growth by Quarter
Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.
Total AUM$136M
Total Accounts74
10Y AUM Change+$136M
Employee Growth by Quarter
Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.
Total Employees6
Clients per Employee12:1
10Y Employee Change+1 (+20.0%)
* Metrics are based on the latest available data, including Form ADV filings, brochures, and relationship summaries pulled from the SEC IAPD, and may be subject to change. Learn what is included in the Rialytix data. Please refer to the firm's official disclosures for the most accurate information using their CRD number. This is not investment advice.