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.
- Positions
- 144
- −3 vs. Q4 2024
- Portfolio value
- $3.11B
- −$283.0M (−8.3%) vs. Q4 2024
| Security | Class | Shares | Value | % of portfolio | Share change | Action | History |
|---|---|---|---|---|---|---|---|
| Lantheus Hldgs Inc516544AB9 | NOTE 2.625%12/1 | – | $79.2M | 2.5% | – | – | – |
| NRG Energy, Inc.629377CG5 | DBCV 2.750% 6/0 | – | $77.4M | 2.5% | – | – | – |
| Post Hldgs Inc737446AT1 | NOTE 2.500% 8/1 | – | $70.2M | 2.3% | – | – | – |
| Tetra Tech Inc88162GAB9 | DBCV 2.250% 8/1 | – | $66.9M | 2.2% | – | – | – |
| PG&E Corp69331CAL2 | NOTE 4.250%12/0 | – | $64.5M | 2.1% | – | – | – |
| NICE Ltd.653656AB4 | NOTE 9/1 | – | $57.6M | 1.9% | – | – | – |
| Halozyme Therapeutics, Inc.40637HAF6 | NOTE 1.000% 8/1 | – | $56.2M | 1.8% | – | – | – |
| Nutanix, Inc.67059NAH1 | NOTE 0.250%10/0 | – | $54.7M | 1.8% | – | – | – |
| Apollo Global Mgmt Inc03769M304 | SER A MAND CNV | 728,825 | $53.6M | 1.7% | −4,751−0.6% | Reduced | – |
| Uber Technologies, Inc90353TAM2 | NOTE 0.875%12/0 | – | $53.0M | 1.7% | – | – | – |
| Biomarin Pharmaceutical Inc09061GAK7 | NOTE 1.250% 5/1 | – | $51.8M | 1.7% | – | – | – |
| Nextera Energy Inc65339F713 | UNIT 09/01/2025 | 1,212,815 | $49.6M | 1.6% | −3,996−0.3% | Reduced | – |
| On Semiconductor Corp682189AU9 | NOTE 0.500% 3/0 | – | $48.4M | 1.6% | – | – | – |
| Chefs Whse Inc163086AE1 | NOTE 2.375%12/1 | – | $48.4M | 1.6% | – | – | – |
| Ford MTR Co Del345370CZ1 | NOTE 3/1 | – | $47.1M | 1.5% | – | – | – |
| Advanced Energy Inds007973AE0 | NOTE 2.500% 9/1 | – | $46.8M | 1.5% | – | – | – |
| Mirum Pharmaceuticals, Inc.604749AB7 | NOTE 4.000% 5/0 | – | $45.5M | 1.5% | – | – | – |
| NEANuveen AMT-Free Quality Municipal Income Fund | COM | 4,002,639 | $44.8M | 1.4% | −38,362−0.9% | Reduced | History |
| NCL Corp Ltd62886HBD2 | NOTE 1.125% 2/1 | – | $43.9M | 1.4% | – | – | – |
| Akamai Technologies Inc00971TAL5 | NOTE 0.375% 9/0 | – | $43.2M | 1.4% | – | – | – |
| Cable One, Inc.12685JAG0 | NOTE 1.125% 3/1 | – | $42.7M | 1.4% | – | – | – |
| Liberty Media Corp531229AQ5 | NOTE 2.250% 8/1 | – | $42.4M | 1.4% | – | – | – |
| Patk703343AG8 | 12/01/2028 | – | $41.4M | 1.3% | – | – | – |
| SHIFT4 PMTS Inc82452JAD1 | NOTE 0.500% 8/0 | – | $40.6M | 1.3% | – | – | – |
| IAUiShares Gold Trust | ETF | 660,000 | $38.9M | 1.3% | −30,000−4.3% | Reduced | History |
| Tyler Tex Indpt SCH Dist902252AB1 | NOTE 0.250% 3/1 | – | $37.9M | 1.2% | – | – | – |
| Cloudflare, Inc.18915MAC1 | NOTE 8/1 | – | $37.7M | 1.2% | – | New | – |
| Bank of Amer Corp060505682 | 7.25%CNV PFD L | 29,951 | $37.1M | 1.2% | −130.0% | Reduced | – |
| BA.PABoeing Co | DEP CONV PFD A | 622,080 | $36.9M | 1.2% | −5,271−0.8% | Reduced | History |
| NZFNuveen Municipal Credit Income Fund | COM SH BEN INT | 2,979,590 | $36.4M | 1.2% | −68,371−2.2% | Reduced | History |
| Seagate HDD Cayman81180WBL4 | NOTE 3.500% 6/0 | – | $36.3M | 1.2% | – | – | – |
| Etsy Inc29786AAJ5 | NOTE 0.125%10/0 | – | $36.3M | 1.2% | – | – | – |
| Centennial Resource Dev Inc15136AAA0 | NOTE 3.250% 4/0 | – | $36.0M | 1.2% | – | – | – |
| Northern Oil & Gas, Inc.665531AJ8 | NOTE 3.625% 4/1 | – | $34.2M | 1.1% | – | – | – |
| Southwest Airls Co844741BG2 | NOTE 1.250% 5/0 | – | $33.9M | 1.1% | – | – | – |
| WFC.PLWells Fargo & Company | PERP PFD CNV A | 28,119 | $33.9M | 1.1% | 00.0% | Unchanged | History |
| BTTBlackRock Municipal 2030 Target Term Trust | COM SHS BEN IN | 1,563,907 | $33.2M | 1.1% | +162,206+11.6% | Added | History |
| Zscaler, Inc.98980GAB8 | NOTE 0.125% 7/0 | – | $32.2M | 1.0% | – | – | – |
| CONMED Corp207410AH4 | NOTE 2.250% 6/1 | – | $31.8M | 1.0% | – | – | – |
| Liberty Media Corp531229AP7 | NOTE 3.750% 3/1 | – | $31.0M | 1.0% | – | – | – |
| Oil STS Intl Inc678026AK1 | NOTE 4.750% 4/0 | – | $30.7M | 1.0% | – | – | – |
| TALOTalos Energy Inc. | COM | 3,132,176 | $30.4M | 1.0% | 00.0% | Unchanged | History |
| NVGNuveen AMT-Free Municipal Credit Income Fund | CEF | 2,423,683 | $30.0M | 1.0% | −39,169−1.6% | Reduced | History |
| Ionis Pharmaceuticals Inc462222AF7 | NOTE 1.750% 6/1 | – | $29.9M | 1.0% | – | – | – |
| HPE.PCHewlett Packard Enterprise Co | 7.625 MAND CONV | 611,725 | $29.3M | 0.9% | +302,474+97.8% | Added | History |
| Lumentum Hldgs Inc55024UAF6 | NOTE 0.500% 6/1 | – | $28.2M | 0.9% | – | – | – |
| Booking Holdings Inc.09857LAN8 | NOTE 0.750% 5/0 | – | $27.9M | 0.9% | – | – | – |
| Jazz Investments I Ltd472145AF8 | NOTE 2.000% 6/1 | – | $27.5M | 0.9% | – | – | – |
| Burlington Stores, Inc.122017AD8 | NOTE 1.250%12/1 | – | $27.2M | 0.9% | – | – | – |
| Palo Alto Networks Inc697435AF2 | NOTE 0.375% 6/0 | – | $27.1M | 0.9% | – | – | – |
| Global PMTS Inc37940XAU6 | NOTE 1.500% 3/0 | – | $26.0M | 0.8% | – | New | – |
| NADNuveen Quality Municipal Income Fund | COM | 2,229,868 | $25.7M | 0.8% | −8,421−0.4% | Reduced | History |
| Cheesecake Factory Inc163072AA9 | NOTE 0.375% 6/1 | – | $25.7M | 0.8% | – | – | – |
| MCHPPMicrochip Technology Inc | DEP SHS REPSTG | 508,650 | $25.5M | 0.8% | +508,650 | New | History |
| Haemonetics Corp Mass405024AB6 | NOTE 3/0 | – | $25.5M | 0.8% | – | – | – |
| Kosmos Energy Ltd.500688AH9 | NOTE 3.125% 3/1 | – | $25.2M | 0.8% | – | New | – |
| Western Digital Corp958102AT2 | NOTE 3.000%11/1 | – | $25.0M | 0.8% | – | – | – |
| NACNuveen California Quality Municipal Income Fund | COM | 2,184,910 | $24.6M | 0.8% | −40,494−1.8% | Reduced | History |
| Cable One, Inc.12685JAE5 | NOTE 3/1 | – | $24.4M | 0.8% | – | – | – |
| Dropbox, Inc.26210CAD6 | NOTE 3/0 | – | $24.3M | 0.8% | – | – | – |
| MGP Ingredients Inc55303JAB2 | NOTE 1.875%11/1 | – | $24.1M | 0.8% | – | – | – |
| MHDBlackRock Muniholdings Fund, Inc. | COM | 1,979,686 | $23.2M | 0.7% | +60,119+3.1% | Added | History |
| Dexcom Inc252131AK3 | NOTE 0.250%11/1 | – | $23.1M | 0.7% | – | – | – |
| ARES.PBAres Management Corp | 6.75 SE B PFD | 481,629 | $23.1M | 0.7% | −2,518−0.5% | Reduced | History |
| Parsons Corp70202LAD4 | NOTE 2.625% 3/0 | – | $22.5M | 0.7% | – | New | – |
| Chart Inds Inc16115Q407 | 6.75DP CNV PFD B | 402,965 | $22.3M | 0.7% | −2,597−0.6% | Reduced | – |
| Progress Software Corp743312AD2 | NOTE 3.500% 3/0 | – | $22.1M | 0.7% | – | New | – |
| BridgeBio Pharma, Inc.10806XAD4 | NOTE 2.250% 2/0 | – | $22.1M | 0.7% | – | – | – |
| Greenbrier Cos Inc393657AM3 | NOTE 2.875% 4/1 | – | $21.3M | 0.7% | – | – | – |
| Amphastar Pharmaceuticals IN03209RAB9 | NOTE 2.000% 3/1 | – | $20.7M | 0.7% | – | – | – |
| iRhythm Holdings, Inc.450056AB2 | NOTE 1.500% 9/0 | – | $19.5M | 0.6% | – | New | – |
| Rivian Automotive, Inc.76954AAB9 | NOTE 4.625% 3/1 | – | $18.5M | 0.6% | – | – | – |
| Alnylam Pharmaceuticals, Inc.02043QAB3 | NOTE 1.000% 9/1 | – | $17.7M | 0.6% | – | – | – |
| FETForum Energy Technologies, Inc. | COM | 875,452 | $17.6M | 0.6% | −35,842−3.9% | Reduced | History |
| Workiva Inc98139AAD7 | NOTE 1.250% 8/1 | – | $15.9M | 0.5% | – | – | – |
| DHRDanaher Corp | Stock | 76,712 | $15.7M | 0.5% | 00.0% | Unchanged | History |
| Teladoc Health, Inc.87918AAF2 | NOTE 1.250% 6/0 | – | $14.3M | 0.5% | – | – | – |
| Royal Caribbean Group780153BQ4 | NOTE 6.000% 8/1 | – | $14.1M | 0.5% | – | – | – |
| MUJBlackRock Muniholdings New Jersey Quality Fund, Inc. | COM | 1,251,050 | $14.1M | 0.5% | 00.0% | Unchanged | History |
| Okta, Inc.679295AD7 | NOTE 0.125% 9/0 | – | $13.6M | 0.4% | – | – | – |
| Envista Holdings Corp29415FAD6 | NOTE 1.750% 8/1 | – | $13.5M | 0.4% | – | – | – |
| Summit Hotel Pptys Inc866082AA8 | NOTE 1.500% 2/1 | – | $12.8M | 0.4% | – | – | – |
| MHNBlackRock Muniholdings New York Quality Fund, Inc. | COM | 1,194,054 | $12.1M | 0.4% | 00.0% | Unchanged | History |
| MYNBlackRock Muniyield New York Quality Fund, Inc. | COM | 1,146,355 | $11.4M | 0.4% | +208,831+22.3% | Added | History |
| Impinj Inc453204AD1 | NOTE 1.125% 5/1 | – | $11.4M | 0.4% | – | – | – |
| Rapid7, Inc.753422AH7 | NOTE 1.250% 3/1 | – | $11.2M | 0.4% | – | – | – |
| Five9, Inc.338307AF8 | NOTE 1.000% 3/1 | – | $11.1M | 0.4% | – | New | – |
| TransMedics Group, Inc.89377MAB5 | NOTE 1.500% 6/0 | – | $10.9M | 0.3% | – | – | – |
| MUCBlackRock Muniholdings California Quality Fund, Inc. | CEF | 981,667 | $10.5M | 0.3% | +851,621+654.9% | Added | History |
| GPORGulfport Energy Corp | COMMON SHARES | 56,782 | $10.5M | 0.3% | +37,100+188.5% | Added | History |
| MQTBlackRock Muniyield Quality Fund II, Inc. | COM | 1,026,805 | $10.3M | 0.3% | +34,720+3.5% | Added | History |
| MVFBlackRock Munivest Fund, Inc. | COM | 1,420,434 | $9.96M | 0.3% | −114,129−7.4% | Reduced | History |
| NBHNeuberger Municipal Fund Inc. | COM | 941,392 | $9.79M | 0.3% | +941,392 | New | History |
| Q2 Hldgs Inc74736LAD1 | NOTE 0.750% 6/0 | – | $8.50M | 0.3% | – | – | – |
| NRKNuveen New York Amt-Free Quality Municipal Income Fund | COM | 797,635 | $8.22M | 0.3% | 00.0% | Unchanged | History |
| Solaredge Technologies, Inc.83417MAD6 | NOTE 9/1 | – | $8.11M | 0.3% | – | – | – |
| Bentley Sys Inc08265TAB5 | NOTE 0.125% 1/1 | – | $7.84M | 0.3% | – | – | – |
| MIYBlackRock Muniyield Michigan Quality Fund, Inc. | COM | 664,819 | $7.57M | 0.2% | 00.0% | Unchanged | History |
| American Airls Group Inc02376RAF9 | NOTE 6.500% 7/0 | – | $7.33M | 0.2% | – | – | – |
| Live Nation Entertainment IN538034BA6 | NOTE 3.125% 1/1 | – | $7.30M | 0.2% | – | – | – |
Sold out since Q4 2024 (14)
Positions held at the end of Q4 2024 that are gone from this filing.
| Security | Class | Shares in Q4 2024 | Value in Q4 2024 | % of portfolio in Q4 2024 | History |
|---|---|---|---|---|---|
| Datadog, Inc.23804LAB9 | NOTE 0.125% 6/1 | – | $39.4M | 1.2% | – |
| Enphase Energy, Inc.29355AAH0 | NOTE 3/0 | – | $31.3M | 0.9% | – |
| Euronet Worldwide, Inc.298736AL3 | NOTE 0.750% 3/1 | – | $24.3M | 0.7% | – |
| ZZillow Group, Inc. | CL C CAP STK | 236,272 | $17.5M | 0.5% | 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% | – |
| State Street SPDR Bloomberg Convertible Securities ETF78464A359 | ETF | 93,907 | $7.31M | 0.2% | – |
| Marriott Vacations Worldwide Corp57164YAD9 | NOTE 1/1 | – | $6.30M | 0.2% | – |
| Uber Technologies, Inc90353TAJ9 | NOTE 12/1 | – | $5.74M | 0.2% | – |
| Akamai Technologies Inc00971TAJ0 | NOTE 0.125% 5/0 | – | $3.34M | 0.1% | – |
| Square Inc852234AF0 | NOTE 0.125% 3/0 | – | $2.93M | 0.1% | – |
| MUIBlackRock Municipal Credit Alpha Portfolio, Inc. | COM | 189,123 | $2.29M | 0.1% | History |
| Blackline, Inc.09239BAD1 | NOTE 3/1 | – | $452.5K | <0.1% | – |
| Live Nation Entertainment IN538034AU3 | NOTE 2.000% 2/1 | – | $30.8K | <0.1% | – |