Javascript is disabled or is not supported by your browser. Please upgrade your browser or enable Javascript to navigate the interface properly.

MacKay Shields

Latest statistics and disclosures from Mackay Shields's latest quarterly 13F-HR filing:

Top 5 stock holdings are Lumentum Holdings, Western Digital Corp, Advanced Energy Inds, Mirum Pharmaceuticals Inc Note 4.000 5/0, QXO.PB, and represent 17.72% of Mackay Shields's stock portfolio.
Added to shares of these 10 stocks: Integer Hldgs Corp Dbcv 1.875 3/1 (+$43M), ORCL.PD (+$29M), Unity Software (+$27M), Peloton Interactive (+$26M), Nine Energy Service (+$25M), MQY (+$14M), Freshpet (+$12M), MYN (+$11M), Cable One (+$6.0M), MYI (+$5.5M).
Started 7 new stock positions in Nine Energy Service, ORCL.PD, MYI, Unity Software, Arrowhead Pharmaceuticals In Note 1/1, Peloton Interactive, Integer Hldgs Corp Dbcv 1.875 3/1.
Reduced shares in these 10 stocks: Seagate Hdd Cayman (-$32M), Ford Mtr Co Del (-$31M), Tyler Technologies (-$31M), TALO (-$27M), Cable One (-$25M), Western Digital Corp (-$24M), Shift4 Payments (-$19M), Lumentum Hldgs (-$18M), Lumentum Holdings (-$17M), Impinj (-$16M).
Sold out of its positions in Amphastar Pharmaceuticals In, Bentley Systems, BYM, BKN, BFK, BNY, BLE, MVF, MVT, MYD.
Mackay Shields was a net seller of stock by $-297M.
Mackay Shields has $2.7B in assets under management (AUM), dropping by -4.62%.
Central Index Key (CIK): 0000061227

Tip: Access up to 7 years of quarterly data

Positions held by MacKay Shields consolidated in one spreadsheet with up to 7 years of data

Download as csv

Download as Excel

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	-10%	27M	5.36	View chart
Western Digital Corp Note 3.000%11/1 (Principal)	4.1	$111M	-18%	16M	7.16	View chart
Advanced Energy Inds Note 2.500% 9/1 (Principal)	3.5	$95M	-11%	40M	2.41	View chart
Mirum Pharmaceuticals Note 4.000% 5/0 (Principal)	2.5	$69M	-9%	23M	2.98	View chart
Qxo 5.50 Dep Pfd (QXO.PB)	2.4	$64M		1.2M	54.99	View chart
Lantheus Hldgs Note 2.625%12/1 (Principal)	2.2	$61M	-10%	51M	1.20	View chart
MKS Note 1.250% 6/0 (Principal)	2.2	$60M		37M	1.65	View chart
Cable One Note 1.125% 3/1 (Principal)	2.1	$58M	+11%	77M	0.75	View chart
Tetra Tech DBCV 2.250% 8/1 (Principal)	2.1	$57M	-8%	55M	1.05	View chart
Uber Technologies Note 0.875%12/0 (Principal)	2.0	$55M	+6%	45M	1.20	View chart
Boeing Dep Conv Pfd A (BA.PA)	2.0	$54M		829k	64.88	View chart
On Semiconductor Corp Note 5/0 (Principal)	1.9	$51M		39M	1.29	View chart
Pg&e Corp Note 4.250%12/0 (Principal)	1.8	$48M	-9%	46M	1.04	View chart
Post Hldgs Note 2.500% 8/1 (Principal)	1.6	$44M	-18%	40M	1.08	View chart
Integer Hldgs Corp DBCV 1.875% 3/1 (Principal)	1.6	$43M	NEW	45M	0.96	View chart
Apollo Global Mgmt Ser A Mand Cnv (APO.PA)	1.5	$42M		714k	58.46	View chart
Akamai Technologies Note 0.375% 9/0 (Principal)	1.4	$39M		34M	1.16	View chart
Liberty Media Corp Del Note 2.250% 8/1 (Principal)	1.4	$39M		34M	1.15	View chart
Hewlett Packard Enterprise C 7.625 Mand Conv (HPE.PC)	1.4	$39M		602k	64.51	View chart
Snowflake Note 10/0 (Principal)	1.4	$39M	+9%	33M	1.18	View chart
Ncl Corp Note 1.125% 2/1 (Principal)	1.4	$38M		39M	0.98	View chart
Bridgebio Pharma Note 2.250% 2/0 (Principal)	1.4	$37M	+16%	33M	1.12	View chart
Northern Oil & Gas Note 3.625% 4/1 (Principal)	1.3	$37M	+10%	33M	1.10	View chart
Freshpet Note 3.000% 4/0 (Principal)	1.3	$37M	+48%	32M	1.15	View chart
Irhythm Holdings Note 1.500% 9/0 (Principal)	1.3	$36M		33M	1.10	View chart
Blackrock Mun Target Term Tr Com Shs Ben In (BTT)	1.3	$36M	+14%	1.6M	22.70	View chart
Chefs Whse Note 2.375%12/1 (Principal)	1.3	$35M		24M	1.48	View chart
Ishares Gold Tr Ishares New (IAU)	1.3	$34M	-17%	390k	88.16	View chart
Microchip Technology Dep Shs Repstg (MCHPP)	1.3	$34M		601k	57.12	View chart
Burlington Stores Note 1.250%12/1 (Principal)	1.2	$34M		20M	1.66	View chart
Patrick Inds Note 1.750%12/0 (Principal)	1.2	$33M	-9%	19M	1.74	View chart
Datadog Note 12/0 (Principal)	1.2	$33M		34M	0.97	View chart
Fluor Corp Note 1.125% 8/1 (Principal)	1.2	$32M		26M	1.23	View chart
Live Nation Entertainment In Note 2.875% 1/1 (Principal)	1.2	$32M		30M	1.08	View chart
Etsy Note 0.125%10/0 (Principal)	1.2	$32M	-11%	33M	0.98	View chart
Seagate Hdd Cayman Note 3.500% 6/0 (Principal)	1.2	$32M	-50%	6.6M	4.75	View chart
Oracle Corp 6.5 Dep Cum Sr D (ORCL.PD)	1.1	$29M	NEW	647k	45.01	View chart
Dexcom Note 0.375% 5/1 (Principal)	1.0	$28M	-18%	30M	0.92	View chart
Meritage Homes Corp Note 1.750% 5/1 (Principal)	1.0	$27M	-22%	28M	0.96	View chart
Nutanix Note 0.500%12/1 (Principal)	1.0	$27M		30M	0.90	View chart
Unity Software Note 3/1 (Principal)	1.0	$27M	NEW	27M	1.00	View chart
Nextera Energy Unit 06/01/2027 (NEE.PS)	1.0	$27M	+2%	473k	56.54	View chart
Peloton Interactive Note 5.500%12/0 (Principal)	1.0	$26M	NEW	19M	1.34	View chart
Parsons Corp Del Note 2.625% 3/0 (Principal)	0.9	$26M		26M	0.99	View chart
Biomarin Pharmaceutical Note 1.250% 5/1 (Principal)	0.9	$26M	-23%	27M	0.96	View chart
Progress Software Corp Note 3.500% 3/0 (Principal)	0.9	$26M		29M	0.89	View chart
Liberty Media Corp Del Note 3.750% 3/1 (Principal)	0.9	$26M	-17%	25M	1.04	View chart
Affirm Hldgs Note 0.750%12/1 (Principal)	0.9	$26M	+11%	27M	0.94	View chart
Nine Energy Service Common Stock	0.9	$25M	NEW	3.1M	8.20	View chart
Guidewire Software Note 1.250%11/0 (Principal)	0.9	$25M		25M	1.00	View chart
Bank America Corp 7.25%CNV PFD L (BAC.PL)	0.9	$25M		21k	1193.11	View chart
Dropbox Note 3/0 (Principal)	0.8	$23M		24M	0.95	View chart
BlackRock MuniYield New York Insured Fnd (MYN)	0.8	$23M	+100%	2.3M	9.60	View chart
BlackRock MuniHoldings Fund (MHD)	0.8	$22M	-8%	2.0M	11.28	View chart
Greenbrier Cos Note 2.875% 4/1 (Principal)	0.8	$22M		19M	1.16	View chart
Talos Energy (TALO)	0.8	$21M	-55%	1.3M	15.76	View chart
Gulfport Energy Corp Common Shares (GPOR)	0.8	$21M	-9%	99k	211.57	View chart
Rivian Automotive Note 4.625% 3/1 (Principal)	0.7	$20M		19M	1.07	View chart
Alnylam Pharmaceuticals Note 1.000% 9/1 (Principal)	0.7	$19M		15M	1.28	View chart
Shift4 Pmts Note 0.500% 8/0 (Principal)	0.7	$18M	-50%	20M	0.94	View chart
Upstart Hldgs Note 1.000%11/1 (Principal)	0.7	$18M		25M	0.71	View chart
Ares Management Corporation 6.75 Se B Pfd (ARES.PB)	0.7	$18M		480k	37.21	View chart
Blackrock Muniyield Quality Fund (MQY)	0.6	$18M	+345%	1.6M	10.98	View chart
Wells Fargo & Co Perp Pfd Cnv A (WFC.PL)	0.6	$17M		15k	1155.00	View chart
Synaptics Note 0.750%12/0 (Principal)	0.6	$17M		16M	1.04	View chart
Jazz Investments I Note 2.000% 6/1 (Principal)	0.6	$16M		13M	1.22	View chart
Workiva Note 1.250% 8/1 (Principal)	0.6	$16M		17M	0.94	View chart
Ionis Pharmaceuticals Note 1.750% 6/1 (Principal)	0.6	$16M		10M	1.51	View chart
Lumentum Hldgs Note 0.500%12/1 (Principal)	0.6	$16M	-54%	2.2M	7.07	View chart
Cheesecake Factory Note 0.375% 6/1 (Principal)	0.6	$15M		15M	0.98	View chart
Mgp Ingredients Note 1.875%11/1 (Principal)	0.5	$14M		14M	0.96	View chart
Bill Holdings Note 4/0 (Principal)	0.5	$14M		15M	0.89	View chart
BlackRock MuniHoldings New Jersey Ins Fn (MUJ)	0.5	$13M	-6%	1.1M	11.57	View chart
Q2 HLDGS Note 0.750% 6/0 (Principal)	0.5	$13M	-47%	13M	1.00	View chart
Aerovironment Note 7/1 (Principal)	0.5	$13M	+29%	13M	0.98	View chart
Global Pmts Note 1.500% 3/0 (Principal)	0.4	$11M	-26%	13M	0.88	View chart
Vertex Note 0.750% 5/0 (Principal)	0.3	$8.0M	-49%	9.2M	0.87	View chart
Spectrum Brands Note 3.375% 6/0 (Principal)	0.3	$7.9M		7.9M	1.00	View chart
BlackRock MuniYield Michigan Insured Fnd (MIY)	0.3	$7.8M		659k	11.88	View chart
Teladoc Health Note 1.250% 6/0 (Principal)	0.3	$7.2M	-50%	7.5M	0.96	View chart
Live Nation Entertainment In Note 3.125% 1/1 (Principal)	0.3	$7.2M		4.7M	1.52	View chart
Osi Systems Note 2.250% 8/0 (Principal)	0.3	$6.9M		4.5M	1.54	View chart
Cloudflare Note 8/1 (Principal)	0.2	$6.6M		5.7M	1.17	View chart
Spdr Gold Tr Gold Shs (GLD)	0.2	$6.6M		15k	430.29	View chart
Wec Energy Group Note 4.375% 6/0 (Principal)	0.2	$6.5M		5.3M	1.24	View chart
Neuberger Ber. Intermediate Muni. Fund (NBH)	0.2	$6.3M	-49%	623k	10.15	View chart
Southern Note 4.500% 6/1 (Principal)	0.2	$6.3M		5.6M	1.11	View chart
Warner Bros Discovery Com Ser A (WBD)	0.2	$6.2M		226k	27.46	View chart
Halozyme Therapeutics Note 0.250% 3/0 (Principal)	0.2	$5.6M	+3%	5.4M	1.04	View chart
Blackrock Muniyield Insured Fund (MYI)	0.2	$5.5M	NEW	526k	10.51	View chart
Five9 Note 1.000% 3/1 (Principal)	0.2	$5.5M	-51%	6.3M	0.87	View chart
Nuveen Ins Ny Tx Fr Adv Mun (NRK)	0.2	$5.3M	-18%	520k	10.21	View chart
Nutanix Note 0.250%10/0 (Principal)	0.2	$4.7M		4.6M	1.02	View chart
Integer Hldgs Corp Note 2.125% 2/1 (Principal)	0.2	$4.5M	+3%	3.8M	1.18	View chart
Abrdn Natl Mun Income Sh Ben Int (VFL)	0.1	$4.0M		402k	9.96	View chart
Arrowhead Pharmaceuticals In Note 1/1 (Principal)	0.1	$3.1M	NEW	3.0M	1.04	View chart
Invesco Van Kampen Trust For Inv Grd Mun (VGM)	0.1	$2.1M	-32%	209k	9.87	View chart
Invesco Van Kampen Municipal Trust (VKQ)	0.1	$2.0M	-35%	209k	9.52	View chart
Mfs Mun Income Tr Sh Ben Int (MFM)	0.1	$1.8M		333k	5.39	View chart
Blackrock MuniHoldings CA Insrd Fnd (MUC)	0.1	$1.5M	-85%	147k	10.40	View chart
Nuveen PA Investnt Quality Municipal (NQP)	0.1	$1.4M	-48%	118k	11.93	View chart
Eaton Vance Municipal Bond Fund (EIM)	0.0	$1.2M	-60%	126k	9.77	View chart
Invesco Van Kampen Muni Opp Trust (VMO)	0.0	$1.2M	-38%	126k	9.51	View chart
Nuveen Mun Cr Income Com Sh Ben Int (NZF)	0.0	$678k	-82%	56k	12.18	View chart
Blackline Note 1.000% 6/0 (Principal)	0.0	$598k		635k	0.94	View chart
Ppl Cap Fdg Note 2.875% 3/1 (Principal)	0.0	$586k		500k	1.17	View chart
Duke Energy Corp Note 4.125% 4/1 (Principal)	0.0	$552k		500k	1.10	View chart
Invesco Advantage Mun Income Sh Ben Int (VKI)	0.0	$393k	-57%	45k	8.66	View chart
New York Life Invts Active E Nyli Mackay Secu (SECR)	0.0	$295k	+3%	12k	25.65	View chart
Ww Intl Com New (WW)	0.0	$198k		14k	13.74	View chart
Chegg Note 9/0 (Principal)	0.0	$43k		45k	0.96	View chart

Past Filings by Mackay Shields

SEC 13F filings are viewable for Mackay Shields going back to 2011

Mackay Shields 2026 Q1 filed April 27, 2026
Mackay Shields 2025 Q4 filed Jan. 29, 2026
Mackay Shields 2025 Q3 filed Oct. 27, 2025
Mackay Shields 2025 Q2 filed July 24, 2025
Mackay Shields 2025 Q1 filed April 29, 2025
Mackay Shields 2024 Q4 filed Feb. 4, 2025
Mackay Shields 2024 Q3 filed Oct. 31, 2024
Mackay Shields 2024 Q2 filed Aug. 8, 2024
Mackay Shields 2024 Q1 filed May 3, 2024
Mackay Shields 2023 Q4 filed Feb. 2, 2024
Mackay Shields 2023 Q3 filed Oct. 25, 2023
Mackay Shields 2023 Q2 filed July 27, 2023
Mackay Shields 2023 Q1 filed April 27, 2023
Mackay Shields 2022 Q4 filed Jan. 31, 2023
Mackay Shields 2022 Q3 filed Nov. 2, 2022
Mackay Shields 2022 Q2 filed Aug. 3, 2022

View all past filings

Disclaimers: stockzoa.com is not operated by a broker, a dealer, or a registered investment adviser. Under no circumstances does any information posted on stockzoa.com represent a recommendation to purchase or sell a stock. The information on this site is not intended to be, nor does it constitute, investment advice or recommendations. The information on this site is in no way guaranteed for completeness, accuracy or in any other way. In no event shall stockzoa.com be liable to any member, guest or third party for any damages of any kind arising out of the use of any content available on stockzoa.com, or relating to the use of, or inability to use, stockzoa.com or any content, including, without limitation, any investment losses, lost profits, lost opportunity, special, incidental, indirect, consequential or punitive damages. Past performance is a poor indicator of future performance.

Fund Directory: 1-9 A B C D E F G H I J K L M N O P Q R S T U V W X-Z