Mackay Shields LLC

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Mackay Shields LLC
CRD #107717
SEC #801-5594
CIK #0000061227
AUM 159.52 B (2026-04-21)
Employees 206 (35% Investors, 18% Brokers)
Phone212-758-5400
Address299 Park Avenue
New York, NY 10171
Source [IAPD] [EDGAR] [Website] [Twitter] [LinkedIn]
Total AUM ($B)
170136102683401999200820172027
Type Form D Funds Date Sold AUM
Other Mackay Shields Series Fund LLC - High Yield Corporate Bond Series [2025-01-21] 24.1 M 40.9 M
Filed 2025-12-15 (D/A) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration More than one year · Net Assets Decline to Disclose
HF Mackay Shields Series Fund LLC - Securitized Credit Opportunities Series 2024-03-22 27.4 M
HF Mackay Municipal High Income Opportunities Fund LP [2021-03-31] 862.5 M 689.6 M
Filed 2026-01-13 (D/A) · Exemption 506(b), 3(c), 3(c)(7) · Minimum $250,000 · Remaining Indefinite · Duration More than one year · Commission $9,100,000 · Net Assets Decline to Disclose
HF Mackay Flexible Income Fund LP [2020-06-15] 3.2 M 2.8 M
Filed 2023-05-01 (D/A) · Exemption 506(b), 3(c)(7) · Minimum $250,000 · Remaining Indefinite · Duration More than one year · Net Assets Decline to Disclose
PE Mackay Shields TALF 20 Opportunities Master Fund LP [2020-06-15] 36.0 M 930.7 M
Filed 2020-06-12 (D) · Exemption 506(b), 3(c)(7) · Minimum $5,000,000 · Remaining Indefinite · Duration One year or less · Net Assets Decline to Disclose
HF Mackay Municipal High Yield Select Fund LP [2019-11-07] 683.5 M 516.9 M
Filed 2025-07-28 (D/A) · Exemption 506(b), 3(c), 3(c)(7) · Minimum $250,000 · Remaining Indefinite · Duration More than one year · Commission $13,000,000 · Net Assets Decline to Disclose
HF Mackay Municipal US Infrastructure Opportunities Fund LP [2019-11-07] 114.5 M 35.2 M
Filed 2024-07-26 (D/A) · Exemption 506(b), 3(c), 3(c)(7) · Minimum $100,000 · Remaining Indefinite · Duration More than one year · Commission $300,000 · Net Assets Decline to Disclose
HF Mackay Municipal Opportunities Allocation Master Fund LP [2019-05-07] 1,343.3 M
Filed 2020-03-04 (D/A) · Exemption 506(b), 3(c)(7) · Minimum $250,000 · Remaining Indefinite · Duration More than one year · Net Assets Decline to Disclose
SA MKS CLO 2017-2 Ltd 2018-03-28 397.5 M
HF Mackay CornerStone US Equity Market Neutral Fund LP [2017-09-28] 32.8 M 0.1 M
Filed 2017-08-01 (D/A) · Exemption 506(b), 3(c)(7) · Minimum $500,000 · Remaining Indefinite · Duration More than one year · Commission $250,000 · Net Assets Decline to Disclose
View All
AUM Breakdown Accounts AUM ($B)
By Client Type
(a) Individuals (other than high net worth individuals) 0 0.0
(b) Individuals (high net worth individuals) 25 3.0
(c) Banking or thrift institutions 1 0.2
(d) Investment companies 43 67.7
(e) Business development companies 0 0.0
(f) Pooled investment vehicles 43 23.5
(g) Pension and profit sharing plans 72 13.6
(h) Charitable organizations 1 0.1
(i) State or municipal government entities 34 13.1
(j) Other investment advisers 0 0.0
(k) Insurance companies 75 29.0
(l) Sovereign wealth funds and foreign official institutions 1 6.5
(m) Corporations or other businesses not listed above 12 2.4
(n) Other 47 0.6
Total 366 159.5
By Discretionary
Discretionary 366 159.5
Non-Discretionary 0 0.0
Total 366 159.5
By Non-United States Persons
Non-United States Persons 27.5
United States Persons 132.0
Total 366 159.5
Limited Partners2011 - 2026
Alaska Division of Retirement and Benefits
Baltimore County Fire and Police Employees' Retirement System
Houston Police Officers' Pension System
Illinois Municipal Retirement Fund
Kansas Public Employees Retirement System
Los Angeles Fire and Police Pensions
Maryland State Retirement and Pension System
New York City Employees' Retirement System
Ohio Police & Firefighters
Teachers' Retirement System of the City of New York
Form D Directors Role # Filings # Firms 2011 - 2026
John Collis Director 97 14
Dawn Griffiths Director 74 14
Young Lee Director, Executive Officer 50 6
The Bank of New York Mellon Director 23 6
Mackay Shields LLC Executive Officer, Promoter 44 5
Jeffrey Phlegar Director, Executive Officer 14 4
Denise Kinsella Director 13 4
Eilish Finan Director 10 4
Lucille Protas Director, Executive Officer 16 3
Rene Bustamante Director, Executive Officer 10 3
View All
EDGAR Form CIK 2011 - 2026
13F-HR [0000061227]
3 [0000061227]
SC 13D [0000061227]
SC 13G [0000061227]
Form 13D/13G Filer Form 13D/13G Subject Filed
Mackay Shields LLC Nine Energy Service Inc [2026-03-31]
Mackay Shields LLC Nine Energy Service Inc [2026-03-31]
Mackay Shields LLC Forum Energy Technologies Inc [2023-01-13]
Mackay Shields LLC Gulfport Energy Corp [2021-05-25]
Mackay Shields LLC BlackRock Muniyield Quality Fund II Inc [2020-09-08]
Mackay Shields LLC Invesco Exchange-Traded Fund Trust II [2020-08-11]
Mackay Shields LLC BlackRock MuniHoldings Quality Fund Inc [2020-08-11]
Mackay Shields LLC BlackRock MuniHoldings New Jersey Quality Fund Inc [2020-08-11]
Mackay Shields LLC BlackRock Muni Intermediate Duration Fund Inc [2020-08-11]
Mackay Shields LLC Talos Energy Inc [2018-05-11]
View All
Firm Profile (Form ADV)
Discretionary AUM$77.2B
ServesInstitutional, Retail, Research
Fund TypesHedge Fund, Private Equity
LEI549300Y7LLCOFU7R8H16
Form 3/4/5 Subject 2011 - 2026
Mackay Shields LLC
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NYLI MacKay DefinedTerm Muni Opportunities Fund
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