MacKay Shields LLC
Follow13F filer, CIK 61227, New York, NY
MacKay Shields LLC reported $2,857,443,441 across 132 holdings for the quarter ended 2025-12-31, in a 13F-HR filed 2026-01-29. Its ten largest share positions make up 23.65% of the portfolio.
Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000061227-26-000001
- Period
- 2025-12-31
- Reported value
- $2.86B
- Holdings
- 132
- Top 10 weight
- 23.65%
- New
- 10
- Sold out
- 14
Largest buys vs the previous quarter
| Security | Shares change | Approx. value |
|---|---|---|
| BANK OF AMER CORPadded | +3,343 | $4.19M |
| CWBnew | +13,633 | $1.22M |
| SECRnew | +11,136 | $287K |
Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.
Largest sells vs the previous quarter
| Security | Shares change | Approx. value |
|---|---|---|
| XNEAXexited | -1,801,320 | -$20.5M |
| NVGexited | -1,165,469 | -$14.3M |
| NZFreduced | -1,081,921 | -$13.6M |
| NADexited | -1,058,093 | -$12.4M |
| NACexited | -511,343 | -$5.88M |
Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.
Holdings, Q4 2025
Share positions as resolved from 13F-HR 0000061227-26-000001, largest first. % of portfolio is the value over $2,857,443,441, the sum of the share positions whose value is usable for ratios (method).
| Security | History | Shares | Value | % of portfolio | Change | Latest event | Timeline |
|---|---|---|---|---|---|---|---|
| QXO INCQXO INC | 1,171,159 | $65M | 2.28% | -14,926 | |||
| BAPRABOEING CO | 830,097 | $57.7M | 2.02% | -11,884 | Timeline | ||
| APOLLO GLOBAL MGMT INCAPOLLO GLOBAL MGMT INC | 714,292 | $53.9M | 1.89% | -7,555 | |||
| HEWLETT PACKARD ENTERPRISE CHEWLETT PACKARD ENTERPRISE C | 597,863 | $39.6M | 1.39% | -7,315 | |||
| IAUISHARES GOLD TR | 475,000 | $38.6M | 1.35% | -50,000 | Timeline | ||
| MCHPPMICROCHIP TECHNOLOGY INC. | 601,474 | $35.1M | 1.23% | -7,689 | Timeline | ||
| TALOTALOS ENERGY INC | 3,008,435 | $33.2M | 1.16% | -90,000 | Timeline | ||
| BTTBLACKROCK MUN TARGET TERM TR | 1,364,127 | $31.1M | 1.09% | -55,767 | Timeline | ||
| BANK OF AMER CORPBANK OF AMER CORP | 20,927 | $26.2M | 0.92% | +3,343 | |||
| MHDBLACKROCK MUNIHOLDINGS FD IN | 2,166,270 | $25.4M | 0.89% | 0 | Timeline | ||
| NEENEXTERA ENERGY INC | 463,345 | $24M | 0.84% | -2,126 | Timeline | ||
| ARES MANAGEMENT CORPORATIONARES MANAGEMENT CORPORATION | 473,045 | $23.9M | 0.84% | -7,860 | |||
| GPORGULFPORT ENERGY CORP | 108,592 | $22.6M | 0.79% | -22,364 | Timeline | ||
| WELLS FARGO & COWELLS FARGO & CO | 14,770 | $18M | 0.63% | -634 | |||
| MUJBLACKROCK MUNIHLDGS NJ QLTY | 1,232,873 | $14.7M | 0.51% | 0 | Timeline | ||
| NBHNEUBERGER MUN FD INC | 1,233,578 | $12.5M | 0.44% | 0 | Timeline | ||
| BLACKROCK MUNIHLDGS NY QLTYBLACKROCK MUNIHLDGS NY QLTY | 1,191,469 | $12.2M | 0.43% | 0 | |||
| MYNBLACKROCK MUNIYIELD N Y QUAL | 1,174,171 | $11.6M | 0.41% | 0 | Timeline | ||
| MUCBLACKROCK MUNIHLDNGS CALI | 981,326 | $10.4M | 0.36% | 0 | Timeline | ||
| BLACKROCK MUNIYEILD QUALITY…BLACKROCK MUNIYEILD QUALITY FU | 1,008,573 | $10.1M | 0.35% | -18,232 | |||
| BLACKROCK MUN INCOME TRBLACKROCK MUN INCOME TR | 833,784 | $8.36M | 0.29% | 0 | |||
| BLACKROCK MUNIVEST FUNDBLACKROCK MUNIVEST FUND | 1,192,311 | $8.26M | 0.29% | -31,554 | |||
| MIYBLACKROCK MUNIYIELD MICH QU | 664,819 | $7.8M | 0.27% | 0 | Timeline | ||
| BLACKROCK MUNIYIELD FUNDBLACKROCK MUNIYIELD FUND | 697,362 | $7.32M | 0.26% | -14,761 | |||
| WBDWARNER BROS DISCOVERY INC | 226,250 | $6.52M | 0.23% | -173,750 | Timeline | ||
| NRKNUVEEN NY AMT FREE | 641,105 | $6.47M | 0.23% | -156,530 | Timeline | ||
| GLDSPDR GOLD TR | 15,336 | $6.08M | 0.21% | 0 | Timeline | ||
| BLACKROCK MUNICIPAL INCOME …BLACKROCK MUNICIPAL INCOME QUA | 479,613 | $5.25M | 0.18% | 0 | |||
| VFLABRDN NATL MUN INCOME FD | 401,695 | $4.13M | 0.14% | 0 | Timeline | ||
| NZFNUVEEN MUN CR INCOME FD | 324,502 | $4.08M | 0.14% | -1,081,921 | Timeline | ||
| MQYBLACKROCK MUNIYILD QULT FD I | 357,837 | $4.04M | 0.14% | 0 | Timeline | ||
| BLACKROCK MUNI INCOME TR IIBLACKROCK MUNI INCOME TR II | 363,951 | $3.8M | 0.13% | 0 | |||
| VGMINVESCO TR INVT GRADE MUNS | 308,543 | $3.2M | 0.11% | -61,619 | Timeline | ||
| VKQINVESCO MUNICIPAL TRUST | 325,107 | $3.14M | 0.11% | 0 | Timeline | ||
| EIMEATON VANCE MUN BD FD | 318,814 | $3.1M | 0.11% | 0 | Timeline | ||
| NQPNUVEEN PA INVT QUALITY MUN F | 229,220 | $2.73M | 0.1% | -4,090 | Timeline | ||
| BLACKROCK N Y MUN INCOME TRUBLACKROCK N Y MUN INCOME TRU | 218,559 | $2.22M | 0.08% | 0 | |||
| VMOINVESCO MUN OPPORTUNIT TR | 205,338 | $1.97M | 0.07% | -102,367 | Timeline | ||
| MFMABERDEEN MUN INCOME FD | 339,657 | $1.84M | 0.06% | -93,498 | Timeline | ||
| CWBSPDR SERIES TRUST | 13,633 | $1.22M | 0.04% | new | Timeline | ||
| BLACKROCK INVESTMENT QUALIT…BLACKROCK INVESTMENT QUALITY M | 92,077 | $1.03M | 0.04% | 0 | |||
| VKIINVESCO ADVANTAGE MUN INCOME | 105,768 | $965K | 0.03% | -299,193 | Timeline | ||
| KTFDWS MUN INCOME TR | 92,505 | $841K | 0.03% | -38,302 | Timeline | ||
| TPBTURNING PT BRANDS INC | 6,802 | $737K | 0.03% | 0 | Timeline | ||
| BLACKROCK MUNIVEST FUND IIBLACKROCK MUNIVEST FUND II | 65,678 | $710K | 0.02% | 0 | |||
| WWWW INTL INC | 14,371 | $420K | 0.01% | 0 | Timeline | ||
| SECRNYLIM ACTIVE ETF TR | 11,136 | $287K | 0.01% | new | Timeline | ||
| VPVINVESCO PA VALUE MUN INC TR | 14,433 | $151K | 0.01% | 0 | Timeline |
Principal amounts
Notes and convertibles filed as a face amount (PRN). A face amount is never added to a share count (H6).
| Security | Type | Amount | Value | Change |
|---|---|---|---|---|
| WESTERN DIGITAL CORPWESTERN DIGITAL CORP NOTE 3.000%11/1 | principal | 18,882,000 | $86.6M | -346,000 |
| LUMENTUM HLDGS INCLUMENTUM HLDGS INC NOTE 0.500% 6/1 | principal | 30,037,000 | $85.3M | -408,000 |
| ADVANCED ENERGY INDSADVANCED ENERGY INDS NOTE 2.500% 9/1 | principal | 44,638,000 | $73.3M | -536,000 |
| MIRUM PHARMACEUTICALS INCMIRUM PHARMACEUTICALS INC NOTE 4.000% 5/0 | principal | 25,532,000 | $66M | -687,000 |
| LANTHEUS HLDGS INCLANTHEUS HLDGS INC Convertible | principal | 56,714,000 | $65.1M | +1,041,000 |
| TETRA TECH INC NEWTETRA TECH INC NEW DBCV 2.250% 8/1 | principal | 59,623,000 | $64.8M | +1,025,000 |
| CABLE ONE INCCABLE ONE INC NOTE | principal | 69,399,000 | $56.7M | +1,975,000 |
| UBER TECHNOLOGIES INCUBER TECHNOLOGIES INC NOTE 0.875%12/0 | principal | 42,644,000 | $55.4M | -347,000 |
| POST HLDGS INCPOST HLDGS INC NOTE 2.500% 8/1 | principal | 49,514,000 | $53.4M | -607,000 |
| PG&E CORPPG&E CORP NOTE 4.250%12/0 | principal | 51,451,000 | $53M | -8,988,000 |
| ON SEMICONDUCTOR CORPON SEMICONDUCTOR CORP NOTE 5/0 | principal | 39,380,000 | $47M | -599,000 |
| MKS INC.MKS INC. NOTE 1.250% 6/0 | principal | 36,548,000 | $46.7M | -637,000 |
| IRHYTHM HOLDINGS INCIRHYTHM HOLDINGS INC NOTE 1.500% 9/0 | principal | 32,682,000 | $45.7M | +1,826,000 |
| SEAGATE HDD CAYMANSEAGATE HDD CAYMAN NOTE 3.500% 6/0 | principal | 13,293,000 | $44.7M | -12,275,000 |
| SNOWFLAKE INCSNOWFLAKE INC NOTE 10/0 | principal | 29,853,000 | $44.4M | +3,471,000 |
| LIBERTY MEDIA CORP DELLIBERTY MEDIA CORP DEL NOTE 2.250% 8/1 | principal | 34,036,000 | $43.1M | -397,000 |
| NCL CORP LTDNCL CORP LTD BOND | principal | 38,891,000 | $38.9M | -420,000 |
| SHIFT4 PMTS INCSHIFT4 PMTS INC NOTE 0.500% 8/0 | principal | 39,492,000 | $38.1M | -405,000 |
| ETSY INCETSY INC NOTE 0.125%10/0 | principal | 37,045,000 | $37.5M | -448,000 |
| CHEFS WHSE INCCHEFS WHSE INC NOTE 2.375%12/1 | principal | 23,784,000 | $36.2M | -316,000 |
| PATRICK INDS INCPATRICK INDS INC NOTE 1.750%12/0 | principal | 21,148,000 | $36M | -2,205,000 |
| MERITAGE HOMES CORPMERITAGE HOMES CORP NOTE 1.750% 5/1 | principal | 36,370,000 | $35.9M | -654,000 |
| AKAMAI TECHNOLOGIES INCAKAMAI TECHNOLOGIES INC NOTE 0.375% 9/0 | principal | 33,859,000 | $34M | -9,585,000 |
| DEXCOM INCDEXCOM INC NOTE 0.375% 5/1 | principal | 36,913,000 | $34M | -377,000 |
| DATADOG INCDATADOG INC NOTE 12/0 | principal | 33,802,000 | $33.8M | new |
| BIOMARIN PHARMACEUTICAL INCBIOMARIN PHARMACEUTICAL INC NOTE 1.250% 5/1 | principal | 34,655,000 | $33.3M | -551,000 |
| BRIDGEBIO PHARMA INCBRIDGEBIO PHARMA INC Convertible | principal | 28,678,000 | $32.3M | -244,000 |
| FORD MOTOR COMPANYFORD MOTOR COMPANY NOTE 3/1 | principal | 30,093,000 | $31.3M | -683,000 |
| LIVE NATION ENTERTAINMENT INLIVE NATION ENTERTAINMENT IN Convertible | principal | 29,685,000 | $31.3M | new |
| TYLER TEX INDPT SCH DISTTYLER TEX INDPT SCH DIST NOTE 0.250% 3/1 | principal | 30,319,000 | $30.7M | -302,000 |
| BURLINGTON STORES INCBURLINGTON STORES INC NOTE 1.250%12/1 | principal | 20,379,000 | $30.3M | -182,000 |
| FLUOR CORPFLUOR CORP NOTE 1.125% 8/1 | principal | 26,298,000 | $30M | -432,000 |
| SIRIUSXM HOLDINGS INCSIRIUSXM HOLDINGS INC NOTE 3.750% 3/1 | principal | 29,575,000 | $29.8M | -260,000 |
| PROGRESS SOFTWARE CORPPROGRESS SOFTWARE CORP NOTE 3.500% 3/0 | principal | 28,642,000 | $29M | -322,000 |
| NORTHERN OIL & GAS INCNORTHERN OIL & GAS INC NOTE 3.625% 4/1 | principal | 30,023,000 | $29M | -2,009,000 |
| NUTANIX INCNUTANIX INC NOTE 0.500%12/1 | principal | 29,610,000 | $28.6M | new |
| GUIDEWIRE SOFTWARE INCGUIDEWIRE SOFTWARE INC NOTE 1.250%11/0 | principal | 25,147,000 | $27.7M | new |
| PARSONS CORP DELPARSONS CORP DEL NOTE 2.625% 3/0 | principal | 26,133,000 | $26.9M | -308,000 |
| AFFIRM HLDGS INCAFFIRM HLDGS INC NOTE 0.750%12/1 | principal | 24,259,000 | $26.9M | new |
| Q2 HLDGS INCQ2 HLDGS INC NOTE 0.750% 6/0 | principal | 25,530,000 | $25.9M | -299,000 |
| FRESHPET INCFRESHPET INC NOTE 3.000% 4/0 | principal | 21,347,000 | $25M | -225,000 |
| CABLE ONE INCCABLE ONE INC NOTE 3/1 | principal | 24,975,000 | $24.7M | 0 |
| DROPBOX INCDROPBOX INC NOTE 3/0 | principal | 24,323,000 | $24.6M | -290,000 |
| RIVIAN AUTOMOTIVE INCRIVIAN AUTOMOTIVE INC NOTE 4.625% 3/1 | principal | 18,581,000 | $23.4M | -184,000 |
| UPSTART HLDGS INCUPSTART HLDGS INC NOTE 1.000%11/1 | principal | 25,168,000 | $22.1M | new |
| ALNYLAM PHARMACEUTICALS INCALNYLAM PHARMACEUTICALS INC NOTE 1.000% 9/1 | principal | 14,838,000 | $21.8M | -350,000 |
| GREENBRIER COS INCGREENBRIER COS INC NOTE 2.875% 4/1 | principal | 19,032,000 | $20.5M | -173,000 |
| LUMENTUM HLDGS INCLUMENTUM HLDGS INC NOTE 0.500%12/1 | principal | 4,796,000 | $17.8M | -113,000 |
| VERTEX INCVERTEX INC NOTE 0.750% 5/0 | principal | 18,123,000 | $17.2M | -200,000 |
| SYNAPTICS INCSYNAPTICS INC NOTE 0.750%12/0 | principal | 16,169,000 | $17.1M | new |
| WORKIVA INCWORKIVA INC NOTE 1.250% 8/1 | principal | 16,850,000 | $16.7M | -220,000 |
| IONIS PHARMACEUTICALS INCIONIS PHARMACEUTICALS INC NOTE 1.750% 6/1 | principal | 10,410,000 | $16.6M | -17,383,000 |
| IMPINJ INCIMPINJ INC NOTE 1.125% 5/1 | principal | 9,890,000 | $16.1M | -75,000 |
| GLOBAL PMTS INCGLOBAL PMTS INC NOTE 1.500% 3/0 | principal | 17,619,000 | $15.8M | -8,934,000 |
| CHEESECAKE FACTORY INCCHEESECAKE FACTORY INC NOTE 0.375% 6/1 | principal | 15,451,000 | $15.3M | -359,000 |
| JAZZ INVESTMENTS I LTDJAZZ INVESTMENTS I LTD NOTE 2.000% 6/1 | principal | 13,087,000 | $15.2M | -279,000 |
| TELADOC HEALTH INCTELADOC HEALTH INC NOTE 1.250% 6/0 | principal | 15,194,000 | $14.5M | -119,000 |
| BILL HOLDINGS INCBILL HOLDINGS INC NOTE 4/0 | principal | 15,102,000 | $13.9M | new |
| MGP INGREDIENTS INC NEWMGP INGREDIENTS INC NEW NOTE 1.875%11/1 | principal | 14,222,000 | $13.8M | -438,000 |
| RAPID7 INCRAPID7 INC NOTE 1.250% 3/1 | principal | 12,790,000 | $11.7M | -115,000 |
| FIVE9 INCFIVE9 INC CNV | principal | 12,805,000 | $11.6M | -540,000 |
| AEROVIRONMENT INCAEROVIRONMENT INC NOTE 7/1 | principal | 10,210,000 | $11.1M | +122,000 |
| HAEMONETICS CORP MASSHAEMONETICS CORP MASS NOTE 3/0 | principal | 8,498,000 | $8.41M | -451,000 |
| AMPHASTAR PHARMACEUTICALS INAMPHASTAR PHARMACEUTICALS IN NOTE 2.000% 3/1 | principal | 8,733,000 | $8.1M | -2,877,000 |
| SPECTRUM BRANDS INCSPECTRUM BRANDS INC Convertible Bond | principal | 7,857,000 | $7.45M | -271,000 |
| LIVE NATION ENTERTAINMENT INLIVE NATION ENTERTAINMENT IN NOTE 3.125% 1/1 | principal | 4,789,000 | $6.96M | -96,000 |
| EXPEDIA GROUP INCEXPEDIA GROUP INC NOTE 2/1 | principal | 6,133,000 | $6.86M | -50,000 |
| CLOUDFLARE INCCLOUDFLARE INC NOTE 8/1 | principal | 5,715,000 | $6.71M | -101,000 |
| OSI SYSTEMS INCOSI SYSTEMS INC NOTE 2.250% 8/0 | principal | 4,522,000 | $6.71M | -28,014,000 |
| CONMED CORPCONMED CORP NOTE 2.250% 6/1 | principal | 6,973,000 | $6.69M | -8,426,000 |
| WEC ENERGY GROUP INCWEC ENERGY GROUP INC Convertible | principal | 5,334,000 | $6.22M | -174,000 |
| SOUTHERN COSOUTHERN CO NOTE 4.500% 6/1 | principal | 5,598,000 | $5.97M | -138,000 |
| HALOZYME THERAPEUTICS INCHALOZYME THERAPEUTICS INC NOTE 0.250% 3/0 | principal | 5,239,000 | $5.65M | -45,264,000 |
| Dropbox IncDropbox Inc Convertible bond | principal | 5,630,000 | $5.58M | -83,000 |
| VAIL RESORTS INCVAIL RESORTS INC NOTE 1/0 | principal | 5,408,000 | $5.4M | -351,000 |
| NUTANIX INCNUTANIX INC Convertible | principal | 4,534,000 | $5.09M | -36,136,000 |
| BENTLEY SYS INCBENTLEY SYS INC NOTE 0.125% 1/1 | principal | 4,346,000 | $4.34M | -315,000 |
| INTEGER HLDGS CORPINTEGER HLDGS CORP NOTE 2.125% 2/1 | principal | 3,726,000 | $4.19M | -235,000 |
| OIL STS INTL INCOIL STS INTL INC NOTE 4.750% 4/0 | principal | 4,136,000 | $4.15M | -17,185,000 |
| IONIS PHARMACEUTICALS INCIONIS PHARMACEUTICALS INC NOTE 4/0 | principal | 2,768,000 | $3.79M | -48,000 |
| BLACKLINE INCBLACKLINE INC NOTE 1.000% 6/0 | principal | 635,000 | $671K | -365,000 |
| PPL CAP FDG INCPPL CAP FDG INC NOTE 2.875% 3/1 | principal | 500,000 | $549K | -3,000 |
| DUKE ENERGY CORP NEWDUKE ENERGY CORP NEW CONV BND | principal | 500,000 | $516K | -5,000 |
| CHEGG INCCHEGG INC NOTE 9/0 | principal | 45,000 | $40.2K | 0 |
Sold out in Q4 2025
Positions in the previous quarter's report that this quarter's report no longer lists.
| Security | Shares before | Value before | Type |
|---|---|---|---|
| LUMENTUM HLDGS INCLUMENTUM HLDGS INC | 9,060,000 | $21.9M | principal |
| XNEAXNUVEEN AMT FREE QLTY MUN INC | 1,801,320 | $20.5M | shares |
| NVGNUVEEN AMT FREE MUN CR INC F | 1,165,469 | $14.3M | shares |
| NADNUVEEN QUALITY MUNCP INCOME | 1,058,093 | $12.4M | shares |
| NACNUVEEN CA DIVI ADV MUN | 511,343 | $5.88M | shares |
| Shift4 Payments IncShift4 Payments Inc | 4,779,000 | $4.9M | principal |
| PEBBLEBROOK HOTEL TRPEBBLEBROOK HOTEL TR | 4,923,000 | $4.85M | principal |
| VODVODAFONE GROUP PLC | 371,152 | $4.31M | shares |
| EATON VANCE NEW YORK MUN BDEATON VANCE NEW YORK MUN BD | 421,971 | $4.16M | shares |
| EXACT SCIENCES CORPEXACT SCIENCES CORP | 4,034,000 | $3.73M | principal |
| IQIINVESCO QUALITY MUN INCOME T | 94,994 | $936K | shares |
| SOUTHERN COSOUTHERN CO | 655,000 | $738K | principal |
| BILL HOLDINGS INCBILL HOLDINGS INC | 75,000 | $73.8K | principal |
| NINE ENERGY SERVICE INCNINE ENERGY SERVICE INC | 116,342 | $73.5K | shares |
How Q4 2025 was built
Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).
| Filing | Role | Amendment | Filed | Accepted | Ingested |
|---|---|---|---|---|---|
| 13F-HR 0000061227-26-000001 | base | 2026-01-29 | acceptance time not in the bulk data set |