Mackay Shields LLC
- SEC CIK
- 0000061227
- Latest filing
- Jul 28, 2026
Holdings in Q4 2024
Holdings as of Dec 31, 2024, filed Feb 4, 2025. Long positions only; changes compare share counts with Q3 2024.
- Positions
- 147
- +3 vs. Q3 2024
- Portfolio value
- $3.39B
- −$256.4M (−7.0%) vs. Q3 2024
| Security | Class | Shares | Value | % of portfolio | Share change | Action | History |
|---|---|---|---|---|---|---|---|
| Tetra Tech Inc88162GAB9 | DBCV 2.250% 8/1 | – | $75.4M | 2.2% | – | – | – |
| Lantheus Hldgs Inc516544AB9 | NOTE 2.625%12/1 | – | $74.8M | 2.2% | – | – | – |
| NRG Energy, Inc.629377CG5 | DBCV 2.750% 6/0 | – | $73.3M | 2.2% | – | – | – |
| Post Hldgs Inc737446AT1 | NOTE 2.500% 8/1 | – | $69.3M | 2.0% | – | – | – |
| Integer Hldgs Corp45826HAB5 | NOTE 2.125% 2/1 | – | $67.9M | 2.0% | – | – | – |
| PG&E Corp69331CAL2 | NOTE 4.250%12/0 | – | $66.4M | 2.0% | – | New | – |
| NICE Ltd.653656AB4 | NOTE 9/1 | – | $65.9M | 1.9% | – | – | – |
| Southwest Airls Co844741BG2 | NOTE 1.250% 5/0 | – | $64.7M | 1.9% | – | – | – |
| Apollo Global Mgmt Inc03769M304 | SER A MAND CNV | 733,576 | $64.0M | 1.9% | −6,505−0.9% | Reduced | – |
| Booking Holdings Inc.09857LAN8 | NOTE 0.750% 5/0 | – | $59.0M | 1.7% | – | – | – |
| Biomarin Pharmaceutical Inc09061GAK7 | NOTE 1.250% 5/1 | – | $57.5M | 1.7% | – | – | – |
| Patk703343AG8 | 12/01/2028 | – | $57.2M | 1.7% | – | – | – |
| Ford MTR Co Del345370CZ1 | NOTE 3/1 | – | $56.8M | 1.7% | – | – | – |
| On Semiconductor Corp682189AU9 | NOTE 0.500% 3/0 | – | $53.2M | 1.6% | – | – | – |
| Palo Alto Networks Inc697435AF2 | NOTE 0.375% 6/0 | – | $51.1M | 1.5% | – | – | – |
| Chefs Whse Inc163086AE1 | NOTE 2.375%12/1 | – | $50.9M | 1.5% | – | – | – |
| CONMED Corp207410AH4 | NOTE 2.250% 6/1 | – | $50.8M | 1.5% | – | – | – |
| Nextera Energy Inc65339F713 | UNIT 09/01/2025 | 1,216,811 | $50.2M | 1.5% | −21,059−1.7% | Reduced | – |
| Nutanix, Inc.67059NAH1 | NOTE 0.250%10/0 | – | $50.0M | 1.5% | – | – | – |
| Halozyme Therapeutics, Inc.40637HAF6 | NOTE 1.000% 8/1 | – | $47.7M | 1.4% | – | – | – |
| NCL Corp Ltd62886HBD2 | NOTE 1.125% 2/1 | – | $46.9M | 1.4% | – | – | – |
| NEANuveen AMT-Free Quality Municipal Income Fund | COM | 4,041,001 | $45.6M | 1.3% | +36,981+0.9% | Added | History |
| Cable One, Inc.12685JAG0 | NOTE 1.125% 3/1 | – | $44.4M | 1.3% | – | – | – |
| Advanced Energy Inds007973AE0 | NOTE 2.500% 9/1 | – | $43.9M | 1.3% | – | – | – |
| MGP Ingredients Inc55303JAB2 | NOTE 1.875%11/1 | – | $43.5M | 1.3% | – | – | – |
| SHIFT4 PMTS Inc82452JAD1 | NOTE 0.500% 8/0 | – | $43.2M | 1.3% | – | New | – |
| Liberty Media Corp531229AQ5 | NOTE 2.250% 8/1 | – | $42.9M | 1.3% | – | – | – |
| Mirum Pharmaceuticals, Inc.604749AB7 | NOTE 4.000% 5/0 | – | $42.8M | 1.3% | – | – | – |
| Uber Technologies, Inc90353TAM2 | NOTE 0.875%12/0 | – | $42.0M | 1.2% | – | New | – |
| Datadog, Inc.23804LAB9 | NOTE 0.125% 6/1 | – | $39.4M | 1.2% | – | – | – |
| Dexcom Inc252131AK3 | NOTE 0.250%11/1 | – | $39.0M | 1.2% | – | – | – |
| BA.PABoeing Co | DEP CONV PFD A | 627,351 | $38.6M | 1.1% | +627,351 | New | History |
| Akamai Technologies Inc00971TAL5 | NOTE 0.375% 9/0 | – | $38.2M | 1.1% | – | – | – |
| Centennial Resource Dev Inc15136AAA0 | NOTE 3.250% 4/0 | – | $38.2M | 1.1% | – | – | – |
| Northern Oil & Gas, Inc.665531AJ8 | NOTE 3.625% 4/1 | – | $38.1M | 1.1% | – | – | – |
| Amphastar Pharmaceuticals IN03209RAB9 | NOTE 2.000% 3/1 | – | $37.9M | 1.1% | – | – | – |
| Tyler Tex Indpt SCH Dist902252AB1 | NOTE 0.250% 3/1 | – | $37.6M | 1.1% | – | – | – |
| NZFNuveen Municipal Credit Income Fund | COM SH BEN INT | 3,047,961 | $37.1M | 1.1% | −40,936−1.3% | Reduced | History |
| Etsy Inc29786AAJ5 | NOTE 0.125%10/0 | – | $36.4M | 1.1% | – | – | – |
| Bank of Amer Corp060505682 | 7.25%CNV PFD L | 29,964 | $36.4M | 1.1% | −512−1.7% | Reduced | – |
| Seagate HDD Cayman81180WBL4 | NOTE 3.500% 6/0 | – | $36.3M | 1.1% | – | – | – |
| Royal Caribbean Group780153BQ4 | NOTE 6.000% 8/1 | – | $36.3M | 1.1% | – | – | – |
| IAUiShares Gold Trust | ETF | 690,000 | $34.2M | 1.0% | −239,500−25.8% | Reduced | History |
| WFC.PLWells Fargo & Company | PERP PFD CNV A | 28,119 | $33.5M | 1.0% | −281−1.0% | Reduced | History |
| TransMedics Group, Inc.89377MAB5 | NOTE 1.500% 6/0 | – | $32.5M | 1.0% | – | – | – |
| Enphase Energy, Inc.29355AAH0 | NOTE 3/0 | – | $31.3M | 0.9% | – | – | – |
| Liberty Media Corp531229AP7 | NOTE 3.750% 3/1 | – | $30.9M | 0.9% | – | – | – |
| Burlington Stores, Inc.122017AD8 | NOTE 1.250%12/1 | – | $30.9M | 0.9% | – | – | – |
| Oil STS Intl Inc678026AK1 | NOTE 4.750% 4/0 | – | $30.6M | 0.9% | – | – | – |
| Zscaler, Inc.98980GAB8 | NOTE 0.125% 7/0 | – | $30.5M | 0.9% | – | – | – |
| TALOTalos Energy Inc. | COM | 3,132,176 | $30.4M | 0.9% | 00.0% | Unchanged | History |
| Ionis Pharmaceuticals Inc462222AF7 | NOTE 1.750% 6/1 | – | $30.4M | 0.9% | – | – | – |
| NVGNuveen AMT-Free Municipal Credit Income Fund | CEF | 2,462,852 | $30.2M | 0.9% | −2,390−0.1% | Reduced | History |
| Lumentum Hldgs Inc55024UAF6 | NOTE 0.500% 6/1 | – | $29.1M | 0.9% | – | New | – |
| BTTBlackRock Municipal 2030 Target Term Trust | COM SHS BEN IN | 1,401,701 | $28.9M | 0.9% | 00.0% | Unchanged | History |
| Chart Inds Inc16115Q407 | 6.75DP CNV PFD B | 405,562 | $28.8M | 0.8% | −3,562−0.9% | Reduced | – |
| ARES.PBAres Management Corp | 6.75 SE B PFD | 484,147 | $27.1M | 0.8% | +484,147 | New | History |
| Jazz Investments I Ltd472145AF8 | NOTE 2.000% 6/1 | – | $26.9M | 0.8% | – | New | – |
| Envista Holdings Corp29415FAD6 | NOTE 1.750% 8/1 | – | $26.6M | 0.8% | – | – | – |
| NADNuveen Quality Municipal Income Fund | COM | 2,238,289 | $26.1M | 0.8% | 00.0% | Unchanged | History |
| Cheesecake Factory Inc163072AA9 | NOTE 0.375% 6/1 | – | $25.9M | 0.8% | – | – | – |
| Summit Hotel Pptys Inc866082AA8 | NOTE 1.500% 2/1 | – | $25.9M | 0.8% | – | – | – |
| Haemonetics Corp Mass405024AB6 | NOTE 3/0 | – | $25.4M | 0.7% | – | – | – |
| Dropbox, Inc.26210CAD6 | NOTE 3/0 | – | $25.2M | 0.7% | – | – | – |
| NACNuveen California Quality Municipal Income Fund | COM | 2,225,404 | $25.1M | 0.7% | 00.0% | Unchanged | History |
| Euronet Worldwide, Inc.298736AL3 | NOTE 0.750% 3/1 | – | $24.3M | 0.7% | – | – | – |
| Cable One, Inc.12685JAE5 | NOTE 3/1 | – | $24.0M | 0.7% | – | – | – |
| Greenbrier Cos Inc393657AM3 | NOTE 2.875% 4/1 | – | $23.3M | 0.7% | – | – | – |
| Teladoc Health, Inc.87918AAF2 | NOTE 1.250% 6/0 | – | $22.4M | 0.7% | – | – | – |
| MHDBlackRock Muniholdings Fund, Inc. | COM | 1,919,567 | $22.4M | 0.7% | −1,903−0.1% | Reduced | History |
| Western Digital Corp958102AT2 | NOTE 3.000%11/1 | – | $20.0M | 0.6% | – | New | – |
| BridgeBio Pharma, Inc.10806XAD4 | NOTE 2.250% 2/0 | – | $19.6M | 0.6% | – | – | – |
| HPE.PCHewlett Packard Enterprise Co | 7.625 MAND CONV | 309,251 | $19.4M | 0.6% | −3,728−1.2% | Reduced | History |
| Rivian Automotive, Inc.76954AAB9 | NOTE 4.625% 3/1 | – | $19.0M | 0.6% | – | – | – |
| Workiva Inc98139AAD7 | NOTE 1.250% 8/1 | – | $18.1M | 0.5% | – | – | – |
| DHRDanaher Corp | Stock | 76,712 | $17.6M | 0.5% | −73,505−48.9% | Reduced | History |
| ZZillow Group, Inc. | CL C CAP STK | 236,272 | $17.5M | 0.5% | +236,272 | New | History |
| American Airls Group Inc02376RAF9 | NOTE 6.500% 7/0 | – | $16.6M | 0.5% | – | – | – |
| Alnylam Pharmaceuticals, Inc.02043QAB3 | NOTE 1.000% 9/1 | – | $15.6M | 0.5% | – | – | – |
| Impinj Inc453204AD1 | NOTE 1.125% 5/1 | – | $14.2M | 0.4% | – | – | – |
| FETForum Energy Technologies, Inc. | COM | 911,294 | $14.1M | 0.4% | −26,524−2.8% | Reduced | History |
| MUJBlackRock Muniholdings New Jersey Quality Fund, Inc. | COM | 1,251,050 | $13.8M | 0.4% | −9,269−0.7% | Reduced | History |
| Okta, Inc.679295AD7 | NOTE 0.125% 9/0 | – | $13.3M | 0.4% | – | – | – |
| MHNBlackRock Muniholdings New York Quality Fund, Inc. | COM | 1,194,054 | $12.3M | 0.4% | −1,722−0.1% | Reduced | History |
| Rapid7, Inc.753422AH7 | NOTE 1.250% 3/1 | – | $12.3M | 0.4% | – | – | – |
| MVFBlackRock Munivest Fund, Inc. | COM | 1,534,563 | $10.8M | 0.3% | −55,183−3.5% | Reduced | History |
| Array Technologies, Inc.04271TAB6 | NOTE 1.000%12/0 | – | $10.8M | 0.3% | – | – | – |
| VODVodafone Group Public Ltd Co | ADR | 1,166,022 | $9.90M | 0.3% | 00.0% | Unchanged | History |
| MQTBlackRock Muniyield Quality Fund II, Inc. | COM | 992,085 | $9.78M | 0.3% | −80.0% | Reduced | History |
| Q2 Hldgs Inc74736LAD1 | NOTE 0.750% 6/0 | – | $9.59M | 0.3% | – | – | – |
| MYNBlackRock Muniyield New York Quality Fund, Inc. | COM | 937,524 | $9.45M | 0.3% | 00.0% | Unchanged | History |
| Nuvasive Inc670704AJ4 | NOTE 0.375% 3/1 | – | $8.99M | 0.3% | – | – | – |
| Ziff Davis, Inc.48123VAE2 | NOTE 1.750%11/0 | – | $8.56M | 0.3% | – | – | – |
| NRKNuveen New York Amt-Free Quality Municipal Income Fund | COM | 797,635 | $8.34M | 0.2% | 00.0% | Unchanged | History |
| Bentley Sys Inc08265TAB5 | NOTE 0.125% 1/1 | – | $7.90M | 0.2% | – | – | – |
| Solaredge Technologies, Inc.83417MAD6 | NOTE 9/1 | – | $7.82M | 0.2% | – | – | – |
| MIYBlackRock Muniyield Michigan Quality Fund, Inc. | COM | 664,819 | $7.43M | 0.2% | 00.0% | Unchanged | History |
| Live Nation Entertainment IN538034BA6 | NOTE 3.125% 1/1 | – | $7.43M | 0.2% | – | – | – |
| MHIPioneer Municipal High Income Fund, Inc. | COM SHS | 793,604 | $7.35M | 0.2% | −3,294−0.4% | Reduced | History |
| State Street SPDR Bloomberg Convertible Securities ETF78464A359 | ETF | 93,907 | $7.31M | 0.2% | +93,907 | New | – |
Sold out since Q3 2024 (8)
Positions held at the end of Q3 2024 that are gone from this filing.
| Security | Class | Shares in Q3 2024 | Value in Q3 2024 | % of portfolio in Q3 2024 | History |
|---|---|---|---|---|---|
| Microchip Technology Inc595017AU8 | NOTE 0.125%11/1 | – | $77.4M | 2.1% | – |
| Zillow Group, Inc.98954MAG6 | NOTE 1.375% 9/0 | – | $72.6M | 2.0% | – |
| Envestnet, Inc.29404KAG1 | NOTE 2.625%12/0 | – | $35.3M | 1.0% | – |
| MongoDB, Inc.60937PAD8 | NOTE 0.250% 1/1 | – | $21.2M | 0.6% | – |
| Forum Energy Technologies IN34984VAC4 | NOTE 9.000% 8/0 | – | $17.4M | 0.5% | – |
| Century Alum Co156431AQ1 | NOTE 2.750% 5/0 | – | $3.13M | 0.1% | – |
| ARCCAres Capital Corp | CEF | 28,999 | $607.2K | <0.1% | History |
| Zillow Group, Inc.98954MAH4 | NOTE 2.750% 5/1 | – | $11.2K | <0.1% | – |