MACKAY SHIELDS LLC - Stock Holdings in 13F Filings (SEC)

Updated on March 15, 2026.

Based on 13F Filings filed with the SEC on January 29, 2026, for the 2025 Q4 period, MACKAY SHIELDS LLC held in its portfolio 48 assets valued at $2,857,443,441 (i.e. $2.86B).

The most valuable assets in the portfolio included: QXO INC ($65.02M), BOEING CO ($57.66M), and APOLLO GLOBAL MGMT INC ($53.91M).

The chart below shows the top 10 valuable assets, and the table below shows the top 48 valuable assets.

You can see similar for other investment managers.

Related Topics: SEC Topic List.
Data Source: SEC.
Top Valuable Stocks in MACKAY SHIELDS LLC Portfolio
QXO INC
BOEING CO
APOLLO GLOBAL MGMT INC
HEWLETT PACKARD ENTERPRISE C
ISHARES GOLD TR
MICROCHIP TECHNOLOGY INC.
TALOS ENERGY INC
BLACKROCK MUN TARGET TERM TR
BANK AMERICA CORP
BLACKROCK MUNIHOLDINGS FD IN
MACKAY SHIELDS LLC - Stock Holdings in 13F Filings (SEC)
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Name of Issuer No. of Shares Value ($) Class
QXO INC 1171159 65023437 5.50 DEP PFD
BOEING CO 830097 57663020 DEP CONV PFD A
APOLLO GLOBAL MGMT INC 714292 53912072 SER A MAND CNV
HEWLETT PACKARD ENTERPRISE C 597863 39619525 7.625 MAND CONV
ISHARES GOLD TR 475000 38555750 ISHARES NEW
MICROCHIP TECHNOLOGY INC. 601474 35139439 DEP SHS REPSTG
TALOS ENERGY INC 3008435 33152954 COM
BLACKROCK MUN TARGET TERM TR 1364127 31129378 COM SHS BEN IN
BANK AMERICA CORP 20927 26202262 7.25%CNV PFD L
BLACKROCK MUNIHOLDINGS FD IN 2166270 25432010 COM
NEXTERA ENERGY INC 463345 23950685 UNIT 06/01/2027
ARES MANAGEMENT CORPORATION 473045 23909156 6.75 SE B PFD
GULFPORT ENERGY CORP 108592 22586050 COMMON SHARES
WELLS FARGO CO NEW 14770 17966180 PERP PFD CNV A
BLACKROCK MUNIHLDGS NJ QLTY 1232873 14671189 COM
NEUBERGER MUN FD INC 1233578 12483809 COM
BLACKROCK MUNIHLDGS NY QLTY 1191469 12188728 COM
BLACKROCK MUNIYIELD N Y QUAL 1174171 11636035 COM
BLACKROCK MUNIHLDNGS CALI QL 981326 10402056 COM
BLACKROCK MUNIYIELD QUALITY 1008573 10136159 COM
BLACKROCK MUN INCOME TR 833784 8362854 SH BEN INT
BLACKROCK MUNIVEST FD INC 1192311 8262715 COM
BLACKROCK MUNIYIELD MICH QU 664819 7804976 COM
BLACKROCK MUNIYIELD FD INC 697362 7315327 COM
WARNER BROS DISCOVERY INC 226250 6520525 COM SER A
NUVEEN NEW YORK AMT QLT MUNI 641105 6468750 COM
SPDR GOLD TR 15336 6077810 GOLD SHS
BLACKROCK MUN INCOME QUALITY 479613 5246966 COM
ABRDN NATL MUN INCOME FD 401695 4125408 SH BEN INT
NUVEEN MUNICIPAL CREDIT INC 324502 4082235 COM SH BEN INT
BLACKROCK MUNIYILD QULT FD I 357837 4043558 COM
BLACKROCK MUNI INCOME TR II 363951 3799648 COM
INVESCO TR INVT GRADE MUNS 308543 3199591 COM
INVESCO MUNICIPAL TRUST 325107 3137283 COM
EATON VANCE MUN BD FD 318814 3102060 COM
NUVEEN PENNSYLVANIA QLT MUN 229220 2725426 COM
BLACKROCK N Y MUN INCOME TRU 218559 2216188 SH BEN INT
INVESCO MUN OPPORTUNITY TR 205338 1965085 COM
MFS MUN INCOME TR 339657 1844338 SH BEN INT
SPDR SERIES TRUST 13633 1216064 STATE STREET SPD
BLACKROCK INVT QUALITY MUN T 92077 1031262 COM
INVESCO ADVANTAGE MUN INCOME 105768 964604 SH BEN INT
DWS MUN INCOME TR NEW 92505 840870 COM
TURNING PT BRANDS INC 6802 737337 COM
BLACKROCK MUNIVEST FD II INC 65678 709979 COM
WW INTL INC 14371 419849 COM NEW
NEW YORK LIFE INVTS ACTIVE E 11136 286564 NYLI MACKAY SECU
INVESCO PA VALUE MUN INC TR 14433 150969 COM