MACKAY SHIELDS LLC Q4 2025 Filing
Filed January 29, 2026
Portfolio Value
$2.9B
Holdings
132
Report Date
Q4 2025
Filing Type
13F-HR
All Holdings (132 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | WDC 3 11/15/28WESTERN DIGITAL CORP | 18,882,000 | $86.6M | 3.03% | |
| 2 | LITE 0.5 06/15/28LUMENTUM HLDGS INC | 30,037,000 | $85.3M | 2.99% | |
| 3 | AEIS 2.5 09/15/28ADVANCED ENERGY INDS | 44,638,000 | $73.3M | 2.56% | |
| 4 | MIRM 4 05/01/29MIRUM PHARMACEUTICALS INC | 25,532,000 | $66.0M | 2.31% | |
| 5 | LNTH 2.625 12/15/27LANTHEUS HLDGS INC | 56,714,000 | $65.1M | 2.28% | |
| 6 | QXO 5.5 05/15/28QXO INC | 1,171,159 | $65.0M | 2.28% | |
| 7 | TTEK 2.25 08/15/28TETRA TECH INC NEW | 59,623,000 | $64.8M | 2.27% | |
| 8 | BA 6 10/15/27BOEING CO | 830,097 | $57.7M | 2.02% | |
| 9 | CABO 1.125 03/15/28CABLE ONE INC | 69,399,000 | $56.6M | 1.98% | |
| 10 | UBER 0.875 12/01/28 2028UBER TECHNOLOGIES INC | 42,644,000 | $55.4M | 1.94% | |
| 11 | APO 6.75 07/31/26APOLLO GLOBAL MGMT INC | 714,292 | $53.9M | 1.89% | |
| 12 | POST 2.5 08/15/27POST HLDGS INC | 49,514,000 | $53.4M | 1.87% | |
| 13 | PCG 4.25 12/01/27PG&E CORP | 51,451,000 | $53.0M | 1.85% | |
| 14 | ON 0 05/01/27ON SEMICONDUCTOR CORP | 39,380,000 | $47.0M | 1.64% | |
| 15 | MKSI 1.25 06/01/30MKS INC. | 36,548,000 | $46.7M | 1.63% | |
| 16 | IRTC 1.5 09/01/29IRHYTHM TECHNOLOGIES INC | 32,682,000 | $45.7M | 1.60% | |
| 17 | STX 3.5 06/01/28SEAGATE HDD CAYMAN | 13,293,000 | $44.7M | 1.56% | |
| 18 | SNOW 0 10/01/27SNOWFLAKE INC | 29,853,000 | $44.4M | 1.55% | |
| 19 | FWONK 2.25 08/15/27LIBERTY MEDIA CORP DEL | 34,036,000 | $43.1M | 1.51% | |
| 20 | HPE 7.625 09/01/27HEWLETT PACKARD ENTERPRISE C | 597,863 | $39.6M | 1.39% | |
| 21 | NCLH 1.125 02/15/27NCL CORP LTD | 38,891,000 | $38.9M | 1.36% | |
| 22 | IAU*ISHARES GOLD TR | 475,000 | $38.6M | 1.35% | |
| 23 | FOUR 0.5 08/01/27SHIFT4 PMTS INC | 39,492,000 | $38.0M | 1.33% | |
| 24 | ETSY 0.125 10/01/26ETSY INC | 37,045,000 | $37.5M | 1.31% | |
| 25 | CHEF 2.375 12/15/28CHEFS WHSE INC | 23,784,000 | $36.2M | 1.27% | |
| 26 | PATK 1.75 12/01/28PATRICK INDS INC | 21,148,000 | $36.0M | 1.26% | |
| 27 | MTH 1.75 05/15/28MERITAGE HOMES CORP | 36,370,000 | $35.9M | 1.26% | |
| 28 | MCHP 7.5 03/15/28MICROCHIP TECHNOLOGY INC. | 601,474 | $35.1M | 1.23% | |
| 29 | AKAM 0.375 09/01/27AKAMAI TECHNOLOGIES INC | 33,859,000 | $34.0M | 1.19% | |
| 30 | DXCM 0.375 05/15/28DEXCOM INC | 36,913,000 | $34.0M | 1.19% | |
| 31 | DDOG 0 12/01/29DATADOG INC | 33,802,000 | $33.8M | 1.18% | |
| 32 | BMRN 1.25 05/15/27BIOMARIN PHARMACEUTICAL INC | 34,655,000 | $33.3M | 1.16% | |
| 33 | TALOTALOS ENERGY INC | 3,008,435 | $33.2M | 1.16% | |
| 34 | BBIO 2.25 02/01/29BRIDGEBIO PHARMA INC | 28,678,000 | $32.3M | 1.13% | |
| 35 | F 0 03/15/26FORD MTR CO | 30,093,000 | $31.3M | 1.10% | |
| 36 | LYV 2.875 01/15/30LIVE NATION ENTERTAINMENT IN | 29,685,000 | $31.3M | 1.09% | |
| 37 | BTTBLACKROCK MUN TARGET TERM TR | 1,364,127 | $31.1M | 1.09% | |
| 38 | TYL 0.25 03/15/26TYLER TEX INDPT SCH DIST | 30,319,000 | $30.7M | 1.08% | |
| 39 | BURL 1.25 12/15/27BURLINGTON STORES INC | 20,379,000 | $30.3M | 1.06% | |
| 40 | FLR 1.125 08/15/29FLUOR CORP | 26,298,000 | $30.0M | 1.05% | |
| 41 | SIRI 3.75 03/15/28LIBERTY MEDIA CORP DEL | 29,575,000 | $29.8M | 1.04% | |
| 42 | PRGS 3.5 03/01/30PROGRESS SOFTWARE CORP | 28,642,000 | $29.0M | 1.02% | |
| 43 | NOG 3.625 04/15/29NORTHERN OIL & GAS INC | 30,023,000 | $29.0M | 1.02% | |
| 44 | NTNX 0.5 12/15/29NUTANIX INC | 29,610,000 | $28.6M | 1.00% | |
| 45 | GWRE 1.25 11/01/29GUIDEWIRE SOFTWARE INC | 25,147,000 | $27.7M | 0.97% | |
| 46 | PSN 2.625 03/01/29PARSONS CORP DEL | 26,133,000 | $26.9M | 0.94% | |
| 47 | AFRM 0.75 12/15/29AFFIRM HLDGS INC | 24,259,000 | $26.9M | 0.94% | |
| 48 | BAC 7.25 PERP LBANK AMERICA CORP | 20,927 | $26.2M | 0.92% | |
| 49 | QTWO 0.75 06/01/26Q2 HLDGS INC | 25,530,000 | $25.9M | 0.91% | |
| 50 | MHDBLACKROCK MUNIHOLDINGS FD IN | 2,166,270 | $25.4M | 0.89% | |
| 51 | FRPT 3 04/01/28FRESHPET INC | 21,347,000 | $25.0M | 0.87% | |
| 52 | CABO 0 03/15/26CABLE ONE INC | 24,975,000 | $24.7M | 0.86% | |
| 53 | DBX 0 03/01/28DROPBOX INC | 24,323,000 | $24.6M | 0.86% | |
| 54 | NEE 7.299 06/01/27NEXTERA ENERGY INC | 463,345 | $23.9M | 0.84% | |
| 55 | ARES 6.75 10/01/27 BARES MANAGEMENT CORPORATION | 473,045 | $23.9M | 0.84% | |
| 56 | RIVN 4.625 03/15/29RIVIAN AUTOMOTIVE INC | 18,581,000 | $23.4M | 0.82% | |
| 57 | GPORGULFPORT ENERGY CORP | 108,592 | $22.6M | 0.79% | |
| 58 | UPST 1 11/15/30UPSTART HLDGS INC | 25,168,000 | $22.1M | 0.77% | |
| 59 | ALNY 1 09/15/27ALNYLAM PHARMACEUTICALS INC | 14,838,000 | $21.8M | 0.76% | |
| 60 | GBX 2.875 04/15/28GREENBRIER COS INC | 19,032,000 | $20.5M | 0.72% | |
| 61 | WFC 7.5 PERP LWELLS FARGO CO NEW | 14,770 | $18.0M | 0.63% | |
| 62 | LITE 0.5 12/15/26LUMENTUM HLDGS INC | 4,796,000 | $17.8M | 0.62% | |
| 63 | VERX 0.75 05/01/29VERTEX INC | 18,123,000 | $17.2M | 0.60% | |
| 64 | SYNA 0.75 12/01/31SYNAPTICS INC | 16,169,000 | $17.1M | 0.60% | |
| 65 | WK 1.25 08/15/28WORKIVA INC | 16,850,000 | $16.7M | 0.58% | |
| 66 | IONS 1.75 06/15/28IONIS PHARMACEUTICALS INC | 10,410,000 | $16.6M | 0.58% | |
| 67 | PI 1.125 05/15/27IMPINJ INC | 9,890,000 | $16.1M | 0.56% | |
| 68 | GPN 1.5 03/01/31GLOBAL PMTS INC | 17,619,000 | $15.8M | 0.55% | |
| 69 | CAKE 0.375 06/15/26CHEESECAKE FACTORY INC | 15,451,000 | $15.3M | 0.53% | |
| 70 | JAZZ 2 06/15/26JAZZ INVESTMENTS I LTD | 13,087,000 | $15.2M | 0.53% | |
| 71 | MUJBLACKROCK MUNIHLDGS NJ QLTY | 1,232,873 | $14.7M | 0.51% | |
| 72 | TDOC 1.25 06/01/27TELADOC HEALTH INC | 15,194,000 | $14.5M | 0.51% | |
| 73 | BILL 0 04/01/30BILL HOLDINGS INC | 15,102,000 | $13.9M | 0.49% | |
| 74 | MGPI 1.875 11/15/41MGP INGREDIENTS INC NEW | 14,222,000 | $13.8M | 0.48% | |
| 75 | NBHNEUBERGER MUN FD INC | 1,233,578 | $12.5M | 0.44% | |
| 76 | MHNBLACKROCK MUNIHLDGS NY QLTY | 1,191,469 | $12.2M | 0.43% | |
| 77 | RPD 1.25 03/15/29RAPID7 INC | 12,790,000 | $11.7M | 0.41% | |
| 78 | MYNBLACKROCK MUNIYIELD N Y QUAL | 1,174,171 | $11.6M | 0.41% | |
| 79 | FIVN 1 03/15/29FIVE9 INC | 12,805,000 | $11.6M | 0.40% | |
| 80 | AVAV 0 07/15/30AEROVIRONMENT INC | 10,210,000 | $11.1M | 0.39% | |
| 81 | MUCBLACKROCK MUNIHLDNGS CALI QL | 981,326 | $10.4M | 0.36% | |
| 82 | MQTBLACKROCK MUNIYIELD QUALITY | 1,008,573 | $10.1M | 0.35% | |
| 83 | HAE 0 03/01/26HAEMONETICS CORP MASS | 8,498,000 | $8.4M | 0.29% | |
| 84 | BFKBLACKROCK MUN INCOME TR | 833,784 | $8.4M | 0.29% | |
| 85 | MVFBLACKROCK MUNIVEST FD INC | 1,192,311 | $8.3M | 0.29% | |
| 86 | AMPH 2 03/15/29AMPHASTAR PHARMACEUTICALS IN | 8,733,000 | $8.1M | 0.28% | |
| 87 | MIYBLACKROCK MUNIYIELD MICH QU | 664,819 | $7.8M | 0.27% | |
| 88 | SPB 3.375 06/01/29SPECTRUM BRANDS INC | 7,857,000 | $7.4M | 0.26% | |
| 89 | MYDBLACKROCK MUNIYIELD FD INC | 697,362 | $7.3M | 0.26% | |
| 90 | LYV 3.125 01/15/29LIVE NATION ENTERTAINMENT IN | 4,789,000 | $7.0M | 0.24% | |
| 91 | EXPE 0 02/15/26EXPEDIA GROUP INC | 6,133,000 | $6.9M | 0.24% | |
| 92 | NET 0 08/15/26CLOUDFLARE INC | 5,715,000 | $6.7M | 0.23% | |
| 93 | OSIS 2.25 08/01/29OSI SYSTEMS INC | 4,522,000 | $6.7M | 0.23% | |
| 94 | CNMD 2.25 06/15/27CONMED CORP | 6,973,000 | $6.7M | 0.23% | |
| 95 | WBDWARNER BROS DISCOVERY INC | 226,250 | $6.5M | 0.23% | |
| 96 | NRKNUVEEN NEW YORK AMT QLT MUNI | 641,105 | $6.5M | 0.23% | |
| 97 | WEC 4.375 06/01/29WEC ENERGY GROUP INC | 5,334,000 | $6.2M | 0.22% | |
| 98 | GQ9SPDR GOLD TR | 15,336 | $6.1M | 0.21% | |
| 99 | SO 4.5 06/15/27SOUTHERN CO | 5,598,000 | $6.0M | 0.21% | |
| 100 | HALO 0.25 03/01/27HALOZYME THERAPEUTICS INC | 5,239,000 | $5.6M | 0.20% |
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