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13F-HR filed by MacKay Shields LLC

MacKay Shields LLC filed this 13F-HR for the quarter ended 2025-06-30, filed 2025-07-24, with 145 holding rows worth $3,122,192,222.

Accession
0001085146-25-004142
Filed
2025-07-24
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q2 2025

A holdings report, 364 entries on the cover page, a total value of $3,122,192,222 stated on the cover page (in dollars after the unit check, H1), rows summing to $3,122,192,222 with VALUE read as dollars as filed, 13F file number 028-00046. The quarter's positions are built on this report. The resolved quarter.

Other managers

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
TETRA TECH INC NEW88162GAB9DBCV 2.250% 8/164,507,000$72,796,557dollars as filedprincipal
Lantheus Hldgs Inc Note 2.625 percent 12/1516544AB9Convertible55,828,000$71,039,506dollars as filedprincipal
POST HLDGS INC737446AT1NOTE 2.500% 8/158,538,000$66,954,593dollars as filedprincipal
UBER TECHNOLOGIES INC90353TAM2NOTE 0.875%12/043,173,000$61,776,736dollars as filedprincipal
PG&E CORP69331CAL2NOTE 4.250%12/060,652,000$60,323,338dollars as filedprincipal
BOEING CO097023204DEP CONV PFD A845,723$57,740,280dollars as filed
Nutanix Inc Note 0.250 percent 10/067059NAH1Convertible40,832,000$57,630,289dollars as filedprincipal
NICE LTD653656AB4NOTE 9/158,184,000$57,562,474dollars as filedprincipal
QXO INC82846H5045.50 DEP PFD918,702$56,574,337dollars as filed
APOLLO GLOBAL MGMT INC03769M304CMN725,064$54,572,018dollars as filed
ADVANCED ENERGY INDS007973AE0NOTE 2.500% 9/145,386,000$54,568,550dollars as filedprincipal
SEAGATE HDD CAYMAN81180WBL4NOTE 3.500% 6/030,140,000$54,263,302dollars as filedprincipal
CHEFS WHSE INC163086AE1NOTE 2.375%12/134,578,000$53,950,843dollars as filedprincipal
ON SEMICONDUCTOR CORP682189AS4NOTE 5/045,179,000$53,637,186dollars as filedprincipal
HALOZYME THERAPEUTICS INC40637HAF6NOTE 1.000% 8/143,628,000$49,766,459dollars as filedprincipal
MIRUM PHARMACEUTICALS INC604749AB7NOTE 4.000% 5/027,886,000$49,510,941dollars as filedprincipal
CABLE ONE, INC.12685JAG0NOTE63,030,000$48,218,136dollars as filedprincipal
NEXTERA ENERGY INC65339F713CONV1,204,627$47,971,386dollars as filed
LIBERTY MEDIA CORP DEL531229AQ5NOTE 2.250% 8/134,606,000$46,065,144dollars as filedprincipal
NUVEEN AMT FREE QLTY MUN INC670657105COM4,002,639$43,708,818dollars as filed
PATRICK INDS INC703343AG8NOTE 1.750%12/029,354,000$43,612,708dollars as filedprincipal
SHIFT4 PMTS INC82452JAD1NOTE 0.500% 8/040,000,000$43,000,000dollars as filedprincipal
AKAMAI TECHNOLOGIES INC00971TAL5NOTE 0.375% 9/043,963,000$42,720,498dollars as filedprincipal
BIOMARIN PHARMACEUTICAL INC09061GAK7NOTE 1.250% 5/144,297,000$41,840,633dollars as filedprincipal
MICROCHIP TECHNOLOGY INC.595017302DEP SHS REPSTG612,603$40,900,162dollars as filed
IRHYTHM HOLDINGS INC450056AB2NOTE 1.500% 9/030,856,000$39,665,388dollars as filedprincipal
NCL CORP LTD62886HBD2BOND39,299,000$38,709,515dollars as filedprincipal
TYLER TEX INDPT SCH DIST902252AB1NOTE 0.250% 3/131,006,000$38,261,404dollars as filedprincipal
MKS INC.55306NAB0NOTE 1.250% 6/037,307,000$36,936,739dollars as filedprincipal
ETSY INC29786AAJ5NOTE 0.125%10/037,601,000$36,414,422dollars as filedprincipal
MERITAGE HOMES CORP59001ABF8NOTE 1.750% 5/137,250,000$36,221,637dollars as filedprincipal
HEWLETT PACKARD ENTERPRISE C42824C208CMN608,240$35,906,735dollars as filed
PERMIAN RES OPER LLC15136AAA0NOTE 3.250% 4/014,774,000$35,760,468dollars as filedprincipal
NUVEEN MUN CR INCOME FD67070X101COM SH BEN INT2,972,732$35,434,965dollars as filed
FLUOR CORP343412AJ1NOTE 1.125% 8/126,904,000$35,325,285dollars as filedprincipal
DEXCOM INC252131AM9NOTE 0.375% 5/137,468,000$35,299,964dollars as filedprincipal
WESTERN DIGITAL CORP958102AT2NOTE 3.000%11/119,408,000$34,875,393dollars as filedprincipal
iShares Gold Trust464285204COM555,000$34,609,800dollars as filed
BLACKROCK MUN TARGET TERM TR09257P105COM SHS BEN IN1,563,907$34,233,924dollars as filed
PROGRESS SOFTWARE CORP743312AD2NOTE 3.500% 3/029,034,000$33,710,062dollars as filedprincipal
NORTHERN OIL & GAS INC665531AJ8NOTE 3.625% 4/132,180,000$33,652,954dollars as filedprincipal
LUMENTUM HLDGS INC55024UAF6NOTE 0.500% 6/130,445,000$31,571,465dollars as filedprincipal
LIBERTY MEDIA CORP DEL531229AP7NOTE 3.750% 3/129,835,000$31,073,153dollars as filedprincipal
Q2 HLDGS INC74736LAD1NOTE 0.750% 6/025,829,000$30,775,254dollars as filedprincipal
FORD MTR CO345370CZ1NOTE 3/130,950,000$30,643,198dollars as filedprincipal
IONIS PHARMACEUTICALS INC462222AF7NOTE 1.750% 6/127,793,000$29,269,503dollars as filedprincipal
NUVEEN AMT FREE MUN CR INC F67071L106COM2,411,254$28,766,260dollars as filed
PARSONS CORP DEL70202LAD4NOTE 2.625% 3/026,439,000$28,236,852dollars as filedprincipal
Bridgebio Pharma Inc Note 2.250 percent 2/010806XAD4Convertible28,922,000$27,070,992dollars as filedprincipal
JAZZ INVESTMENTS I LTD472145AF8NOTE 2.000% 6/126,453,000$26,803,502dollars as filedprincipal
BURLINGTON STORES INC122017AD8NOTE 1.250%12/120,561,000$26,616,215dollars as filedprincipal
TALOS ENERGY INC87484T108COM3,132,176$26,560,853dollars as filed
ARES MANAGEMENT CORPORATION03990B309CMN479,590$26,109,038dollars as filed
NUVEEN QUALITY MUNCP INCOME67066V101COM2,227,951$25,153,567dollars as filed
DROPBOX INC26210CAD6NOTE 3/024,613,000$25,056,034dollars as filedprincipal
GLOBAL PMTS INC37940XAU6NOTE 1.500% 3/027,430,000$24,632,140dollars as filedprincipal
CONMED CORP207410AH4NOTE 2.250% 6/125,848,000$24,541,928dollars as filedprincipal
CHART INDS INC16115Q4076.75DP CNV PFD B400,972$24,350,033dollars as filed
NUVEEN CA DIVI ADV MUN67066Y105COM2,150,869$24,025,207dollars as filed
CABLE ONE INC12685JAE5NOTE 3/125,275,000$23,975,865dollars as filedprincipal
BLACKROCK MUNIHOLDINGS FD IN09253N104COM2,126,547$23,817,326dollars as filed
BANK OF AMER CORP0605056827.25%CNV PFD L18,140$22,050,144dollars as filed
VERTEX INC92538JAB2NOTE 0.750% 5/018,323,000$21,997,088dollars as filedprincipal
KOSMOS ENERGY LTD500688AH9NOTE 3.125% 3/132,707,000$21,989,768dollars as filedprincipal
OIL STS INTL INC678026AK1NOTE 4.750% 4/021,321,000$21,257,037dollars as filedprincipal
CHEESECAKE FACTORY INC163072AA9NOTE 0.375% 6/120,582,000$21,147,728dollars as filedprincipal
HAEMONETICS CORP MASS405024AB6NOTE 3/021,488,000$20,782,912dollars as filedprincipal
GREENBRIER COS INC393657AM3NOTE 2.875% 4/119,205,000$20,454,285dollars as filedprincipal
ALNYLAM PHARMACEUTICALS INC02043QAB3NOTE 1.000% 9/115,268,000$19,864,495dollars as filedprincipal
RIVIAN AUTOMOTIVE INC76954AAB9NOTE 4.625% 3/118,845,000$19,201,577dollars as filedprincipal
WELLS FARGO & CO949746804PERP PFD CNV A15,779$18,568,229dollars as filed
MGP INGREDIENTS INC NEW55303JAB2NOTE 1.875%11/119,555,000$18,478,913dollars as filedprincipal
AMPHASTAR PHARMACEUTICALS IN03209RAB9NOTE 2.000% 3/120,125,000$17,445,630dollars as filedprincipal
WORKIVA INC98139AAD7NOTE 1.250% 8/117,070,000$15,853,763dollars as filedprincipal
FORUM ENERGY TECHNOLOGIES IN34984V209COMMON STOCK809,235$15,755,806dollars as filed
Spectrum Brands, Inc.84762LAZ8Convertible Bond16,540,000$15,076,210dollars as filedprincipal
TELADOC HEALTH INC87918AAF2NOTE 1.250% 6/015,539,000$14,370,520dollars as filedprincipal
LUMENTUM HLDGS INC55024UAH2NOTE 1.500%12/19,060,000$13,916,160dollars as filedprincipal
ENVISTA HOLDINGS CORPORATION29415FAD6NOTE 1.750% 8/114,908,000$13,873,758dollars as filedprincipal
OKTA INC679295AD7NOTE 0.125% 9/013,787,000$13,718,065dollars as filedprincipal
BLACKROCK MUNIHLDGS NJ QLTY09254X101COM1,251,050$13,698,997dollars as filed
SUMMIT HOTEL PPTYS866082AA8NOTE 1.500% 2/113,391,000$12,989,270dollars as filedprincipal
IMPINJ INC453204AD1NOTE 1.125% 5/19,965,000$12,447,902dollars as filedprincipal
BLACKROCK MUNIHLDGS NY QLTY09255C106COM1,193,269$11,717,901dollars as filed
NEUBERGER BERMAN MUN FD INC64124P101COM1,180,981$11,609,043dollars as filed
RAPID7 INC753422AH7NOTE 1.250% 3/112,965,000$11,506,438dollars as filedprincipal
FIVE9 INC338307AF8CNV12,970,000$11,368,206dollars as filedprincipal
BLACKROCK MUNIYIELD N Y QUAL09255E102COM1,174,171$11,189,850dollars as filed
BLACKROCK MUNIHLDNGS CALI09254L107COM981,667$10,160,254dollars as filed
BLACKROCK MUNIYEILD QUALITY FU09254G108COM1,026,805$9,898,400dollars as filed
TRANSMEDICS GROUP INC89377MAB5NOTE 1.500% 6/06,117,000$9,822,912dollars as filedprincipal
BLACKROCK MUNIVEST FUND09253R105COM1,320,857$8,691,239dollars as filed
BENTLEY SYS INC08265TAB5NOTE 0.125% 1/18,106,000$8,081,682dollars as filedprincipal
BLACKROCK MUN INCOME TR09248F109SH BEN INT833,784$7,995,989dollars as filed
NUVEEN NEW YORK AMT QLT MUNI670656107COM797,635$7,904,563dollars as filed
LIVE NATION ENTERTAINMENT IN538034BA6NOTE 3.125% 1/15,060,000$7,772,255dollars as filedprincipal
BLACKROCK MUNIYIELD FUND09253W104COM744,760$7,477,390dollars as filed
BlackRock Muniy Michigan09254V105Fund664,819$7,339,602dollars as filed
CLOUDFLARE INC18915MAC1NOTE 8/16,027,000$7,130,543dollars as filedprincipal
PIONEER MUNICIPAL HIGH INCOME723763108COM SHS777,329$7,120,334dollars as filed
VODAFONE GROUP PLC SPONSORED ADR92857W308ADR591,424$6,304,580dollars as filed
Shift4 Payments Inc82452JAB5Convertible bond4,945,000$6,243,063dollars as filedprincipal
INTEGER HLDGS CORP45826HAB5NOTE 2.125% 2/14,110,000$6,150,841dollars as filedprincipal
PIONEER MUNICIPAL HIGH INCOME723762100COM736,710$6,114,693dollars as filed
EXPEDIA GROUP INC30212PBE4NOTE 2/16,177,000$6,019,487dollars as filedprincipal
LUMENTUM HLDGS INC55024UAD1NOTE 0.500%12/15,091,000$5,980,754dollars as filedprincipal
Dropbox Inc26210CAC8Convertible bond5,911,000$5,843,024dollars as filedprincipal
BLACKROCK MUNI INCOME TR II09249N101COM577,670$5,799,807dollars as filed
VAIL RESORTS INC91879QAN9NOTE 1/05,959,000$5,795,128dollars as filedprincipal
BLACKROCK MUNICIPAL INCOME QUA092479104COM481,061$5,080,004dollars as filed
PEBBLEBROOK HOTEL TR70509VAA8NOTE 1.750%12/15,111,000$4,830,304dollars as filedprincipal
SPDR GOLD TR78463V107GOLD SHS15,336$4,674,873dollars as filed
NCL CORP LTD62886HAX9NOTE 5.375% 8/04,046,000$4,529,497dollars as filedprincipal
BLACKROCK MUNIYIELD QUALITY FU09254F100COM357,837$3,975,569dollars as filed
EATON VANCE NEW YORK MUN BD27827Y109COM421,971$3,920,110dollars as filed
ABRDN NATL MUN INCOME FD SH BEN INT24610T108CEF401,695$3,880,374dollars as filed
EATON VANCE MUNICIPAL BOND FUN27827X101COM400,187$3,869,808dollars as filed
EXACT SCIENCES CORP30063PAC9NOTE 0.375% 3/04,176,000$3,806,573dollars as filedprincipal
INVESCO TR INVT GRADE MUNS46131M106COM370,162$3,512,837dollars as filed
INVESCO ADVANTAGE MUN INCOME46132E103SH BEN INT404,961$3,389,524dollars as filed
SOLAREDGE TECHNOLOGIES INC83417MAD6NOTE 9/13,166,000$3,086,850dollars as filedprincipal
GULFPORT ENERGY CORP COMMON SHARES402635502Stock15,288$3,075,487dollars as filed
INVESCO MUNICIPAL TRUST46131J103COM325,107$2,974,730dollars as filed
IONIS PHARMACEUTICALS INC462222AD2NOTE 4/02,905,000$2,916,620dollars as filedprincipal
INVESCO MUNI OPPORTUNITY TRUST46132C107COM307,705$2,824,732dollars as filed
NUVEEN PA INVT QUALITY MUN F670972108COM233,310$2,617,738dollars as filed
NUVEEN TAXABLE MUNICPAL INM FD COM67074C103CEF156,775$2,480,181dollars as filed
AMERICAN AIRLINES GROUP INC02376RAF9NOTE 6.500% 7/02,315,000$2,317,024dollars as filedprincipal
BLACKROCK N Y MUN INCOME TRU09248L106SH BEN INT218,559$2,113,465dollars as filed
INVESCO QUALITY MUNICIPAL INCO46133G107COM186,566$1,749,989dollars as filed
MFS MUNICIPAL INCOME TRUST552738106SH BEN INT333,155$1,722,411dollars as filed
DWS MUNICIPAL INCOME TRUST233368109COM130,807$1,156,334dollars as filed
BLACKLINE INC09239BAF6NOTE 1.000% 6/01,000,000$1,067,083dollars as filedprincipal
BLACKROCK INVESTMENT QUALITY M09247D105COM92,077$1,005,481dollars as filed
BLACKROCK MUNIYIELD QUALITY09254E103COM88,233$925,564dollars as filed
SOUTHERN CO842587DP9NOTE 3.875%12/1650,000$720,233dollars as filedprincipal
BLACKROCK MUNIVEST FUND II09253T101COM65,678$677,797dollars as filed
NUVEEN NY DIVI ADV67066X107COM53,530$610,777dollars as filed
PPL CAP FDG INC69352PAS2NOTE 2.875% 3/1500,000$541,276dollars as filedprincipal
DUKE ENERGY CORP26441CBY0CONV BND500,000$529,625dollars as filedprincipal
TURNING PT BRANDS INC COM90041L105Stock6,802$515,388dollars as filed
INVESCO PA VALUE MUN INC TR46132K109COM14,433$145,196dollars as filed
NINE ENERGY SERVICE INC65441V101COM120,184$92,674dollars as filed
BILL HOLDINGS INC090043AB6NOTE 12/075,000$72,938dollars as filedprincipal
CHEGG INC163092AF6NOTE 9/045,000$34,987dollars as filedprincipal

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001085146-25-004142this filing2025-07-24acceptance time not in the bulk data set