Mackay Shields 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 April 21, 2026, reports $159.5B in regulatory assets under management, 206 employees, 3 offices, and 366 accounts.
Assets Under Management
$159.5B
Employees
206
Offices
3 offices
Total Clients
354
Primary office
NEW YORK, NY
299 PARK AVENUE, 32ND FLOOR, NEW YORK, NY, United States
Portfolio management for individuals and small businesses
Portfolio management for investment companies
Fee models offered
2 types reported
Asset based fees
Performance-based fees
Sources checked May 13, 2026
Client Coverage Demographics
Top client segmentInsurance Cos. represent 21.2% of total clients.
Top client categories% of clientsClients
1
Insurance Cos.
21.2%
75
2
Pension Plans
20.3%
72
3
WRAP
13.3%
47
4
Investment Cos.
12.1%
43
5
Pooled Investment Vehicles
12.1%
43
Categories with <5 clients
Banking or thrift institutions<5 clients
Charitable Organizations<5 clients
Other categories<5 clients
Regulatory Assets Under Management Breakdown
Total regulatory assets under management$159.5Bas of April 21, 2026
Discretionary100.0%
$159.5B
100% of total RAUM100.0%
Non-discretionary0.0%
$0
0% of total RAUM0.0%
All regulatory assets under management are discretionary.
Assets under management Growth by Quarter
Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.
Latest AUM$159.5B
Total Accounts366
10Y AUM Change+$63.8B (+66.6%)
Employee Growth by Quarter
Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.
Total Employees206
Clients per Employee2:1
10Y Employee Change+49 (+31.2%)
* 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.