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Mackay Shields LLC

SEC CIK
0000061227
Latest filing
Jul 28, 2026

Holdings in Q1 2025

Holdings as of Mar 31, 2025, filed Apr 29, 2025. Long positions only; changes compare share counts with Q4 2024.

Institution overview
Positions
144
−3 vs. Q4 2024
Portfolio value
$3.11B
−$283.0M (−8.3%) vs. Q4 2024
Filed
Apr 29, 2025
SEC
Holdings of Mackay Shields LLC in Q1 2025
SecurityClassSharesValue% of portfolioShare changeActionHistory
Ionis Pharmaceuticals Inc462222AF7NOTE 1.750% 6/1–$29.9M1.0%–––
NVGNuveen AMT-Free Municipal Credit Income FundCEF2,423,683$30.0M1.0%−39,169−1.6%ReducedHistory
TALOTalos Energy Inc.COM3,132,176$30.4M1.0%00.0%UnchangedHistory
Oil STS Intl Inc678026AK1NOTE 4.750% 4/0–$30.7M1.0%–––
Liberty Media Corp531229AP7NOTE 3.750% 3/1–$31.0M1.0%–––
CONMED Corp207410AH4NOTE 2.250% 6/1–$31.8M1.0%–––
Zscaler, Inc.98980GAB8NOTE 0.125% 7/0–$32.2M1.0%–––
BTTBlackRock Municipal 2030 Target Term TrustCOM SHS BEN IN1,563,907$33.2M1.1%+162,206+11.6%AddedHistory
WFC.PLWells Fargo & CompanyPERP PFD CNV A28,119$33.9M1.1%00.0%UnchangedHistory
Southwest Airls Co844741BG2NOTE 1.250% 5/0–$33.9M1.1%–––
Northern Oil & Gas, Inc.665531AJ8NOTE 3.625% 4/1–$34.2M1.1%–––
Centennial Resource Dev Inc15136AAA0NOTE 3.250% 4/0–$36.0M1.2%–––
Etsy Inc29786AAJ5NOTE 0.125%10/0–$36.3M1.2%–––
Seagate HDD Cayman81180WBL4NOTE 3.500% 6/0–$36.3M1.2%–––
NZFNuveen Municipal Credit Income FundCOM SH BEN INT2,979,590$36.4M1.2%−68,371−2.2%ReducedHistory
BA.PABoeing CoDEP CONV PFD A622,080$36.9M1.2%−5,271−0.8%ReducedHistory
Bank of Amer Corp0605056827.25%CNV PFD L29,951$37.1M1.2%−130.0%Reduced–
Cloudflare, Inc.18915MAC1NOTE 8/1–$37.7M1.2%–New–
Tyler Tex Indpt SCH Dist902252AB1NOTE 0.250% 3/1–$37.9M1.2%–––
IAUiShares Gold TrustETF660,000$38.9M1.3%−30,000−4.3%ReducedHistory
SHIFT4 PMTS Inc82452JAD1NOTE 0.500% 8/0–$40.6M1.3%–––
Patk703343AG812/01/2028–$41.4M1.3%–––
Liberty Media Corp531229AQ5NOTE 2.250% 8/1–$42.4M1.4%–––
Cable One, Inc.12685JAG0NOTE 1.125% 3/1–$42.7M1.4%–––
Akamai Technologies Inc00971TAL5NOTE 0.375% 9/0–$43.2M1.4%–––
NCL Corp Ltd62886HBD2NOTE 1.125% 2/1–$43.9M1.4%–––
NEANuveen AMT-Free Quality Municipal Income FundCOM4,002,639$44.8M1.4%−38,362−0.9%ReducedHistory
Mirum Pharmaceuticals, Inc.604749AB7NOTE 4.000% 5/0–$45.5M1.5%–––
Advanced Energy Inds007973AE0NOTE 2.500% 9/1–$46.8M1.5%–––
Ford MTR Co Del345370CZ1NOTE 3/1–$47.1M1.5%–––
Chefs Whse Inc163086AE1NOTE 2.375%12/1–$48.4M1.6%–––
On Semiconductor Corp682189AU9NOTE 0.500% 3/0–$48.4M1.6%–––
Nextera Energy Inc65339F713UNIT 09/01/20251,212,815$49.6M1.6%−3,996−0.3%Reduced–
Biomarin Pharmaceutical Inc09061GAK7NOTE 1.250% 5/1–$51.8M1.7%–––
Uber Technologies, Inc90353TAM2NOTE 0.875%12/0–$53.0M1.7%–––
Apollo Global Mgmt Inc03769M304SER A MAND CNV728,825$53.6M1.7%−4,751−0.6%Reduced–
Nutanix, Inc.67059NAH1NOTE 0.250%10/0–$54.7M1.8%–––
Halozyme Therapeutics, Inc.40637HAF6NOTE 1.000% 8/1–$56.2M1.8%–––
NICE Ltd.653656AB4NOTE 9/1–$57.6M1.9%–––
PG&E Corp69331CAL2NOTE 4.250%12/0–$64.5M2.1%–––
Tetra Tech Inc88162GAB9DBCV 2.250% 8/1–$66.9M2.2%–––
Post Hldgs Inc737446AT1NOTE 2.500% 8/1–$70.2M2.3%–––
NRG Energy, Inc.629377CG5DBCV 2.750% 6/0–$77.4M2.5%–––
Lantheus Hldgs Inc516544AB9NOTE 2.625%12/1–$79.2M2.5%–––

Sold out since Q4 2024 (14)

Positions held at the end of Q4 2024 that are gone from this filing.

Positions of Mackay Shields LLC sold out since Q4 2024
SecurityClassShares in Q4 2024Value in Q4 2024% of portfolio in Q4 2024History
Datadog, Inc.23804LAB9NOTE 0.125% 6/1–$39.4M1.2%–
Enphase Energy, Inc.29355AAH0NOTE 3/0–$31.3M0.9%–
Euronet Worldwide, Inc.298736AL3NOTE 0.750% 3/1–$24.3M0.7%–
ZZillow Group, Inc.CL C CAP STK236,272$17.5M0.5%History
Nuvasive Inc670704AJ4NOTE 0.375% 3/1–$8.99M0.3%–
Ziff Davis, Inc.48123VAE2NOTE 1.750%11/0–$8.56M0.3%–
State Street SPDR Bloomberg Convertible Securities ETF78464A359ETF93,907$7.31M0.2%–
Marriott Vacations Worldwide Corp57164YAD9NOTE 1/1–$6.30M0.2%–
Uber Technologies, Inc90353TAJ9NOTE 12/1–$5.74M0.2%–
Akamai Technologies Inc00971TAJ0NOTE 0.125% 5/0–$3.34M0.1%–
Square Inc852234AF0NOTE 0.125% 3/0–$2.93M0.1%–
MUIBlackRock Municipal Credit Alpha Portfolio, Inc.COM189,123$2.29M0.1%History
Blackline, Inc.09239BAD1NOTE 3/1–$452.5K<0.1%–
Live Nation Entertainment IN538034AU3NOTE 2.000% 2/1–$30.8K<0.1%–