MacKay Shields

Mackay Shields as of March 31, 2026

Portfolio Holdings for Mackay Shields

Mackay Shields holds 111 positions in its portfolio as reported in the March 2026 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Lumentum Hldgs Note 0.500% 6/1 (Principal) 5.3 $144M 27M 5.36
Western Digital Corp Note 3.000%11/1 (Principal) 4.1 $111M 16M 7.16
Advanced Energy Inds Note 2.500% 9/1 (Principal) 3.5 $95M 40M 2.41
Mirum Pharmaceuticals Note 4.000% 5/0 (Principal) 2.5 $69M 23M 2.98
Qxo 5.50 Dep Pfd (QXO.PB) 2.4 $64M 1.2M 54.99
Lantheus Hldgs Note 2.625%12/1 (Principal) 2.2 $61M 51M 1.20
MKS Note 1.250% 6/0 (Principal) 2.2 $60M 37M 1.65
Cable One Note 1.125% 3/1 (Principal) 2.1 $58M 77M 0.75
Tetra Tech DBCV 2.250% 8/1 (Principal) 2.1 $57M 55M 1.05
Uber Technologies Note 0.875%12/0 (Principal) 2.0 $55M 45M 1.20
Boeing Dep Conv Pfd A (BA.PA) 2.0 $54M 829k 64.88
On Semiconductor Corp Note 5/0 (Principal) 1.9 $51M 39M 1.29
Pg&e Corp Note 4.250%12/0 (Principal) 1.8 $48M 46M 1.04
Post Hldgs Note 2.500% 8/1 (Principal) 1.6 $44M 40M 1.08
Integer Hldgs Corp DBCV 1.875% 3/1 (Principal) 1.6 $43M 45M 0.96
Apollo Global Mgmt Ser A Mand Cnv (APO.PA) 1.5 $42M 714k 58.46
Akamai Technologies Note 0.375% 9/0 (Principal) 1.4 $39M 34M 1.16
Liberty Media Corp Del Note 2.250% 8/1 (Principal) 1.4 $39M 34M 1.15
Hewlett Packard Enterprise C 7.625 Mand Conv (HPE.PC) 1.4 $39M 602k 64.51
Snowflake Note 10/0 (Principal) 1.4 $39M 33M 1.18
Ncl Corp Note 1.125% 2/1 (Principal) 1.4 $38M 39M 0.98
Bridgebio Pharma Note 2.250% 2/0 (Principal) 1.4 $37M 33M 1.12
Northern Oil & Gas Note 3.625% 4/1 (Principal) 1.3 $37M 33M 1.10
Freshpet Note 3.000% 4/0 (Principal) 1.3 $37M 32M 1.15
Irhythm Holdings Note 1.500% 9/0 (Principal) 1.3 $36M 33M 1.10
Blackrock Mun Target Term Tr Com Shs Ben In (BTT) 1.3 $36M 1.6M 22.70
Chefs Whse Note 2.375%12/1 (Principal) 1.3 $35M 24M 1.48
Ishares Gold Tr Ishares New (IAU) 1.3 $34M 390k 88.16
Microchip Technology Dep Shs Repstg (MCHPP) 1.3 $34M 601k 57.12
Burlington Stores Note 1.250%12/1 (Principal) 1.2 $34M 20M 1.66
Patrick Inds Note 1.750%12/0 (Principal) 1.2 $33M 19M 1.74
Datadog Note 12/0 (Principal) 1.2 $33M 34M 0.97
Fluor Corp Note 1.125% 8/1 (Principal) 1.2 $32M 26M 1.23
Live Nation Entertainment In Note 2.875% 1/1 (Principal) 1.2 $32M 30M 1.08
Etsy Note 0.125%10/0 (Principal) 1.2 $32M 33M 0.98
Seagate Hdd Cayman Note 3.500% 6/0 (Principal) 1.2 $32M 6.6M 4.75
Oracle Corp 6.5 Dep Cum Sr D (ORCL.PD) 1.1 $29M 647k 45.01
Dexcom Note 0.375% 5/1 (Principal) 1.0 $28M 30M 0.92
Meritage Homes Corp Note 1.750% 5/1 (Principal) 1.0 $27M 28M 0.96
Nutanix Note 0.500%12/1 (Principal) 1.0 $27M 30M 0.90
Unity Software Note 3/1 (Principal) 1.0 $27M 27M 1.00
Nextera Energy Unit 06/01/2027 (NEE.PS) 1.0 $27M 473k 56.54
Peloton Interactive Note 5.500%12/0 (Principal) 1.0 $26M 19M 1.34
Parsons Corp Del Note 2.625% 3/0 (Principal) 0.9 $26M 26M 0.99
Biomarin Pharmaceutical Note 1.250% 5/1 (Principal) 0.9 $26M 27M 0.96
Progress Software Corp Note 3.500% 3/0 (Principal) 0.9 $26M 29M 0.89
Liberty Media Corp Del Note 3.750% 3/1 (Principal) 0.9 $26M 25M 1.04
Affirm Hldgs Note 0.750%12/1 (Principal) 0.9 $26M 27M 0.94
Nine Energy Service Common Stock 0.9 $25M 3.1M 8.20
Guidewire Software Note 1.250%11/0 (Principal) 0.9 $25M 25M 1.00
Bank America Corp 7.25%CNV PFD L (BAC.PL) 0.9 $25M 21k 1193.11
Dropbox Note 3/0 (Principal) 0.8 $23M 24M 0.95
BlackRock MuniYield New York Insured Fnd (MYN) 0.8 $23M 2.3M 9.60
BlackRock MuniHoldings Fund (MHD) 0.8 $22M 2.0M 11.28
Greenbrier Cos Note 2.875% 4/1 (Principal) 0.8 $22M 19M 1.16
Talos Energy (TALO) 0.8 $21M 1.3M 15.76
Gulfport Energy Corp Common Shares (GPOR) 0.8 $21M 99k 211.57
Rivian Automotive Note 4.625% 3/1 (Principal) 0.7 $20M 19M 1.07
Alnylam Pharmaceuticals Note 1.000% 9/1 (Principal) 0.7 $19M 15M 1.28
Shift4 Pmts Note 0.500% 8/0 (Principal) 0.7 $18M 20M 0.94
Upstart Hldgs Note 1.000%11/1 (Principal) 0.7 $18M 25M 0.71
Ares Management Corporation 6.75 Se B Pfd (ARES.PB) 0.7 $18M 480k 37.21
Blackrock Muniyield Quality Fund (MQY) 0.6 $18M 1.6M 10.98
Wells Fargo & Co Perp Pfd Cnv A (WFC.PL) 0.6 $17M 15k 1155.00
Synaptics Note 0.750%12/0 (Principal) 0.6 $17M 16M 1.04
Jazz Investments I Note 2.000% 6/1 (Principal) 0.6 $16M 13M 1.22
Workiva Note 1.250% 8/1 (Principal) 0.6 $16M 17M 0.94
Ionis Pharmaceuticals Note 1.750% 6/1 (Principal) 0.6 $16M 10M 1.51
Lumentum Hldgs Note 0.500%12/1 (Principal) 0.6 $16M 2.2M 7.07
Cheesecake Factory Note 0.375% 6/1 (Principal) 0.6 $15M 15M 0.98
Mgp Ingredients Note 1.875%11/1 (Principal) 0.5 $14M 14M 0.96
Bill Holdings Note 4/0 (Principal) 0.5 $14M 15M 0.89
BlackRock MuniHoldings New Jersey Ins Fn (MUJ) 0.5 $13M 1.1M 11.57
Q2 HLDGS Note 0.750% 6/0 (Principal) 0.5 $13M 13M 1.00
Aerovironment Note 7/1 (Principal) 0.5 $13M 13M 0.98
Global Pmts Note 1.500% 3/0 (Principal) 0.4 $11M 13M 0.88
Vertex Note 0.750% 5/0 (Principal) 0.3 $8.0M 9.2M 0.87
Spectrum Brands Note 3.375% 6/0 (Principal) 0.3 $7.9M 7.9M 1.00
BlackRock MuniYield Michigan Insured Fnd (MIY) 0.3 $7.8M 659k 11.88
Teladoc Health Note 1.250% 6/0 (Principal) 0.3 $7.2M 7.5M 0.96
Live Nation Entertainment In Note 3.125% 1/1 (Principal) 0.3 $7.2M 4.7M 1.52
Osi Systems Note 2.250% 8/0 (Principal) 0.3 $6.9M 4.5M 1.54
Cloudflare Note 8/1 (Principal) 0.2 $6.6M 5.7M 1.17
Spdr Gold Tr Gold Shs (GLD) 0.2 $6.6M 15k 430.29
Wec Energy Group Note 4.375% 6/0 (Principal) 0.2 $6.5M 5.3M 1.24
Neuberger Ber. Intermediate Muni. Fund (NBH) 0.2 $6.3M 623k 10.15
Southern Note 4.500% 6/1 (Principal) 0.2 $6.3M 5.6M 1.11
Warner Bros Discovery Com Ser A (WBD) 0.2 $6.2M 226k 27.46
Halozyme Therapeutics Note 0.250% 3/0 (Principal) 0.2 $5.6M 5.4M 1.04
Blackrock Muniyield Insured Fund (MYI) 0.2 $5.5M 526k 10.51
Five9 Note 1.000% 3/1 (Principal) 0.2 $5.5M 6.3M 0.87
Nuveen Ins Ny Tx Fr Adv Mun (NRK) 0.2 $5.3M 520k 10.21
Nutanix Note 0.250%10/0 (Principal) 0.2 $4.7M 4.6M 1.02
Integer Hldgs Corp Note 2.125% 2/1 (Principal) 0.2 $4.5M 3.8M 1.18
Abrdn Natl Mun Income Sh Ben Int (VFL) 0.1 $4.0M 402k 9.96
Arrowhead Pharmaceuticals In Note 1/1 (Principal) 0.1 $3.1M 3.0M 1.04
Invesco Van Kampen Trust For Inv Grd Mun (VGM) 0.1 $2.1M 209k 9.87
Invesco Van Kampen Municipal Trust (VKQ) 0.1 $2.0M 209k 9.52
Mfs Mun Income Tr Sh Ben Int (MFM) 0.1 $1.8M 333k 5.39
Blackrock MuniHoldings CA Insrd Fnd (MUC) 0.1 $1.5M 147k 10.40
Nuveen PA Investnt Quality Municipal (NQP) 0.1 $1.4M 118k 11.93
Eaton Vance Municipal Bond Fund (EIM) 0.0 $1.2M 126k 9.77
Invesco Van Kampen Muni Opp Trust (VMO) 0.0 $1.2M 126k 9.51
Nuveen Mun Cr Income Com Sh Ben Int (NZF) 0.0 $678k 56k 12.18
Blackline Note 1.000% 6/0 (Principal) 0.0 $598k 635k 0.94
Ppl Cap Fdg Note 2.875% 3/1 (Principal) 0.0 $586k 500k 1.17
Duke Energy Corp Note 4.125% 4/1 (Principal) 0.0 $552k 500k 1.10
Invesco Advantage Mun Income Sh Ben Int (VKI) 0.0 $393k 45k 8.66
New York Life Invts Active E Nyli Mackay Secu (SECR) 0.0 $295k 12k 25.65
Ww Intl Com New (WW) 0.0 $198k 14k 13.74
Chegg Note 9/0 (Principal) 0.0 $43k 45k 0.96