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Mackay Shields LLC

SEC CIK
0000061227
Latest filing
Jul 28, 2026

Holdings in Q2 2021

Holdings as of Jun 30, 2021, filed Aug 13, 2021. Long positions only; changes compare share counts with Q1 2021.

Institution overview
Positions
708
−789 vs. Q1 2021
Portfolio value
$10.6B
−$3.07B (−22.4%) vs. Q1 2021
Filed
Aug 13, 2021
SEC
Holdings of Mackay Shields LLC in Q2 2021
SecurityClassSharesValue% of portfolioShare changeActionHistory
Lexicon Pharmaceuticals, Inc.528872AB0NOTE 5.250%12/0–$30.0K<0.1%–––
Flexion Therapeutics Inc33938JAB2NOTE 3.375% 5/0–$41.0K<0.1%–––
Vocera Communications, Inc.92857FAB3BOND–$41.0K<0.1%–––
Liberty Media Corp Del531229AE2DEB 2.250% 9/3–$53.0K<0.1%–––
8X8 Inc282914AB6NOTE 0.500% 2/0–$62.0K<0.1%–––
Air Transport Services Grp I00922RAB1NOTE 1.125%10/1–$66.0K<0.1%–––
Aerie Pharmaceuticals Inc00771VAB4NOTE 1.500%10/0–$76.0K<0.1%–––
Tabula Rasa HealthCare, Inc.873379AA9NOTE 1.750% 2/1–$77.0K<0.1%–––
Redwood Tr Inc758075AC9NOTE 4.750% 8/1–$80.0K<0.1%–––
Karyopharm Therapeutics Inc.48576UAA4NOTE 3.000%10/1–$93.0K<0.1%–––
Osi Systems Inc671044AD7NOTE 1.250% 9/0–$93.0K<0.1%–––
Veeco Instrs Inc Del922417AD2CONVERTIBLE BOND–$96.0K<0.1%–––
Winnebago Inds Inc974637AB6NOTE 1.500% 4/0–$97.0K<0.1%–––
Avaya Hldgs Corp05351XAB7NOTE 2.250% 6/1–$100.0K<0.1%–––
INSMED Inc457669AA7NOTE 1.750% 1/1–$100.0K<0.1%–––
Pennymac Corp70932AAD5NOTE 5.500%11/0–$103.0K<0.1%–––
Clovis Oncology, Inc.189464AC4CONVERTIBLE BOND–$104.0K<0.1%–––
United States STL Corp New912909AT5NOTE 5.000%11/0–$109.0K<0.1%–––
Allegheny Technologies Inc01741RAG7NOTE 4.750% 7/0–$110.0K<0.1%–––
Clovis Oncology, Inc.189464AB6NOTE 2.500% 9/1–$110.0K<0.1%–––
New Relic, Inc.64829BAB6NOTE 0.500% 5/0–$119.0K<0.1%–––
Ironwood Pharmaceuticals Inc46333XAD0DBCV 2.250% 6/1–$120.0K<0.1%–––
Fti Consulting, Inc302941AP4NOTE 2.000% 8/1–$122.0K<0.1%–––
Transocean Ltd.893830BJ7DEB 0.500% 1/3–$122.0K<0.1%–––
Workiva Inc98139AAB1NOTE 1.125% 8/1–$122.0K<0.1%–––
Bloomin' Brands, Inc.094235AB4NOTE 5.000% 5/0–$124.0K<0.1%–New–
Rapid7, Inc.753422AB0NOTE 1.250% 8/0–$125.0K<0.1%–––
Q2 Hldgs Inc74736LAB5NOTE 0.750% 2/1–$129.0K<0.1%–––
Insight Enterprises Inc45765UAB9NOTE 0.750% 2/1–$130.0K<0.1%–––
Alteryx, Inc.02156BAD5NOTE 0.500% 8/0–$139.0K<0.1%–––
Guidewire Software, Inc.40171VAA8NOTE 1.250% 3/1–$141.0K<0.1%–––
Ironwood Pharmaceuticals Inc46333XAF5NOTE 0.750% 6/1–$142.0K<0.1%–––
NTRANatera, Inc.CONV BD US–$142.0K<0.1%–NewHistory
Vishay Intertechnology Inc928298AP3NOTE 2.250% 6/1–$142.0K<0.1%–––
Blackline, Inc.09239BAB5NOTE 0.125% 8/0–$145.0K<0.1%–––
Evolent Health, Inc.30050BAD3NOTE 1.500%10/1–$145.0K<0.1%–––
Nanostring Technologies Inc63009RAD1NOTE 2.625% 5/0–$158.0K<0.1%–New–
Infinera Corp45667GAC7NOTE 2.125% 9/0–$159.0K<0.1%–––
Invitae Corp46185LAB9NOTE 2.000% 9/0–$162.0K<0.1%–––
Colony Starwood Homes19625XAB8NOTE 3.500% 1/1–$165.0K<0.1%–––
II-VI Inc902104AB4NOTE 0.250% 9/0–$166.0K<0.1%–––
Cyberark Software Ltd23248VAB1NOTE 11/1–$174.0K<0.1%–New–
Cree Inc225447AB7NOTE 0.875% 9/0–$175.0K<0.1%–––
Sarepta Therapeutics, Inc.803607AB6DBCV 1.500%11/1–$178.0K<0.1%–––
Ionis Pharmaceuticals Inc462222AB6NOTE 0.125%12/1–$185.0K<0.1%–––
MongoDB, Inc.60937PAB2NOTE 0.750% 6/1–$186.0K<0.1%–––
EMDWestern Asset Emerging Markets Debt Fund Inc.COM13,258$186.0K<0.1%00.0%UnchangedHistory
WIWWestern Asset Inflation-Linked Opportunities & Income FundCEF14,400$189.0K<0.1%+14,400NewHistory
J2 Global Inc48123VAC6NOTE 3.250% 6/1–$213.0K<0.1%–––
Jazz Investments I Ltd472145AB7NOTE 1.875% 8/1–$216.0K<0.1%–––
Proofpoint Inc743424AF0NOTE 0.250% 8/1–$220.0K<0.1%–––
Cheniere Energy, Inc.16411RAG4NOTE 4.250% 3/1–$222.0K<0.1%–––
BIDUBaidu, Inc.ADR1,100$224.0K<0.1%−8,670−88.7%ReducedHistory
Lyft, Inc.55087PAB0NOTE 1.500% 5/1–$224.0K<0.1%–New–
Cleveland-Cliffs Inc.185899AA9DBCV 1.500% 1/1–$227.0K<0.1%–––
Fireeye Inc31816QAF8NOTE 0.875% 6/0–$227.0K<0.1%–New–
DocuSign, Inc.256163AB2NOTE 0.500% 9/1–$234.0K<0.1%–––
SYNAPTICS Inc87157DAD1NOTE 0.500% 6/1–$242.0K<0.1%–––
XYZBlock, Inc.CL A1,000$244.0K<0.1%−1,893−65.4%ReducedHistory
JILLJ.Jill, Inc.COM12,465$246.0K<0.1%+12,465NewHistory
JDJD.com, Inc.SPON ADS CL A3,200$255.0K<0.1%−19,573−85.9%ReducedHistory
Twitter, Inc.90184LAD4NOTE 1.000% 9/1–$260.0K<0.1%–––
Penn Natl Gaming Inc707569AU3NOTE 2.750% 5/1–$264.0K<0.1%–––
BRWSaba Capital Income & Opportunities FundSHARES56,194$265.0K<0.1%+56,194NewHistory
Booking Holdings Inc.09857LAN8NOTE 0.750% 5/0–$284.0K<0.1%–New–
TPBTurning Point Brands, Inc.COM6,802$311.0K<0.1%00.0%UnchangedHistory
MELIMercadolibre IncCOM200$312.0K<0.1%00.0%UnchangedHistory
VSTVistra Corp.Stock13,918$320.0K<0.1%−341,622−96.1%ReducedHistory
Sailpoint Technologies Hldgs78781PAB1NOTE 0.125% 9/1–$328.0K<0.1%–––
NBONeuberger Berman New York Municipal Fund Inc.COM25,745$343.0K<0.1%00.0%UnchangedHistory
CNX Res Corp12653CAG3NOTE 2.250% 5/0–$355.0K<0.1%–New–
BYMBlackRock Municipal Income Quality TrustCOM23,305$365.0K<0.1%−92,444−79.9%ReducedHistory
Twitter, Inc.90184LAF9NOTE 0.250% 6/1–$378.0K<0.1%–––
RH74967XAD5NOTE 9/1–$385.0K<0.1%–––
HubSpot Inc443573AD2NOTE 0.375% 6/0–$424.0K<0.1%–New–
ARDCAres Dynamic Credit Allocation Fund, Inc.COM27,018$437.0K<0.1%00.0%UnchangedHistory
NWSNews CorpCL B18,796$457.0K<0.1%−22,100−54.0%ReducedHistory
Global X FDS37954Y483NASDAQ 100 COVER20,422$458.0K<0.1%+20,422New–
Golar LNG Ltd38046YAB7NOTE 2.750% 2/1–$496.0K<0.1%–New–
Insulet Corp45784PAK7NOTE 0.375% 9/0–$517.0K<0.1%–––
VKQInvesco Municipal TrustCOM38,647$530.0K<0.1%−10,648−21.6%ReducedHistory
iShares Iboxx $ Investment Grade Corporate Bond ETF464287242ETF3,982$535.0K<0.1%00.0%Unchanged–
UAUnder Armour, Inc.CL C30,080$559.0K<0.1%−1,719−5.4%ReducedHistory
Wayfair Inc.94419LAF8NOTE 1.000% 8/1–$562.0K<0.1%–––
Fortive Corp34959JAK4NOTE 0.875% 2/1–$574.0K<0.1%–––
Newpark Res Inc651718AE8CONVERTIBLE BOND–$597.0K<0.1%–New–
Teradyne, Inc880770AG7NOTE 1.250%12/1–$615.0K<0.1%–––
UAAUnder Armour, Inc.Stock29,115$616.0K<0.1%−1,665−5.4%ReducedHistory
Granite PT Mtg Tr Inc38741LAC1NOTE 6.375%10/0–$681.0K<0.1%–––
DMBBNY Mellon Municipal Bond Infrastructure Fund, Inc.COM SHS50,575$743.0K<0.1%−578−1.1%ReducedHistory
HYTBlackRock Corporate High Yield Fund, Inc.COM63,317$780.0K<0.1%−76,683−54.8%ReducedHistory
WBDWarner Bros. Discovery, Inc.COM SER A26,075$800.0K<0.1%−1,241−4.5%ReducedHistory
Zillow Group, Inc.98954MAC5NOTE 1.500% 7/0–$809.0K<0.1%–––
AWFAlliancebernstein Global High Income Fund IncCOM67,463$844.0K<0.1%00.0%UnchangedHistory
RLRalph Lauren CorpCL A7,446$878.0K<0.1%−427−5.4%ReducedHistory
UNMUnum GroupStock31,447$893.0K<0.1%−358,430−91.9%ReducedHistory
Tesla, Inc.88160RAG6NOTE 2.000% 5/1–$897.0K<0.1%–––
FOXFox CorpCL B COM25,575$900.0K<0.1%−228,647−89.9%ReducedHistory
NOVNOV Inc.COM60,397$925.0K<0.1%−309,148−83.7%ReducedHistory
HBIHanesbrands Inc.COM53,840$1.00M<0.1%−3,079−5.4%ReducedHistory

Sold out since Q1 2021 (829)

Positions held at the end of Q1 2021 that are gone from this filing.

The largest 100 of 829 by value last quarter.

Positions of Mackay Shields LLC sold out since Q1 2021
SecurityClassShares in Q1 2021Value in Q1 2021% of portfolio in Q1 2021History
Micron Technology Inc595112AX1NOTE 3.125% 5/0–$52.5M0.4%–
Nuance Communications, Inc.67020YAN0NOTE 1.250% 4/0–$47.0M0.3%–
Novellus Sys Inc670008AD3NOTE 2.625% 5/1–$37.3M0.3%–
Twilio Inc90138FAB8NOTE 0.250% 6/0–$35.2M0.3%–
iShares Russell Midcap ETF464287499ETF274,885$20.3M0.1%–
iShares Russell 1000 Growth ETF464287614ETF68,948$16.8M0.1%–
iShares Core S&P Small Cap ETF464287804ETF135,953$14.8M0.1%–
AGCOAGCO CorpCOM97,403$14.0M0.1%History
PRAHPRA Health Sciences, Inc.COM90,810$13.9M0.1%History
SLMSLM CorpCOM723,846$13.0M0.1%History
iShares Russell 2000 ETF464287655ETF57,800$12.8M0.1%–
MANManpowerGroup Inc.COM126,738$12.5M0.1%History
HRCHill-Rom Holdings, Inc.COM108,191$12.0M0.1%History
Teladoc Health, Inc.87918AAC9NOTE 1.375% 5/1–$10.7M0.1%–
HFCHollyFrontier CorpCOM295,386$10.6M0.1%History
ARWArrow Electronics, Inc.COM93,301$10.3M0.1%History
JBLJabil IncStock193,726$10.1M0.1%History
LPLALPL Financial Holdings Inc.COM70,393$10.0M0.1%History
Illumina, Inc.452327AH2NOTE 0.500% 6/1–$9.90M0.1%–
PANWPalo Alto Networks IncStock30,151$9.71M0.1%History
INGRIngredion IncCOM104,797$9.42M0.1%History
PPDPPD, Inc.COM248,553$9.41M0.1%History
TNLTravel & Leisure Co.COM149,510$9.14M0.1%History
BABAAlibaba Group Holding LtdADR39,401$8.93M0.1%History
RRyder System IncCOM117,786$8.91M0.1%History
BRKRBruker CorpCOM137,606$8.85M0.1%History
CDKCDK Global, Inc.COM160,460$8.68M0.1%History
Aerojet Rocketdyne Hldgs Inc007800AB1NOTE 2.250%12/1–$8.66M0.1%–
EVREvercore Inc.CLASS A64,756$8.53M0.1%History
KSSKOHLS CorpStock142,479$8.49M0.1%History
UTHRUnited Therapeutics CorpCOM50,595$8.46M0.1%History
XRXXerox Holdings CorpCOM NEW346,647$8.41M0.1%History
DOCUDocuSign, Inc.Stock40,922$8.29M0.1%History
ENTGEntegris IncCOM73,930$8.27M0.1%History
BlackRock Munienhanced FD IN09253Y100COM692,079$8.18M0.1%–
Inphi Corp45772F107COM44,350$7.91M0.1%–
EXELExelixis, Inc.COM346,461$7.83M0.1%History
IAC Interactivecorp New44891N109COM36,083$7.80M0.1%–
MOHMolina Healthcare, Inc.COM33,383$7.80M0.1%History
WSMWilliams Sonoma IncCOM43,466$7.79M0.1%History
EAFGraftech International LtdCOM631,759$7.73M0.1%History
SNVSynovus Financial CorpCOM NEW166,482$7.62M0.1%History
RRXRegal Rexnord CorpCOM53,102$7.58M0.1%History
Starz Entertainment Corp535919500CL B NON VTG580,487$7.49M0.1%–
OPTUOptimum Communications, Inc.CL A229,616$7.47M0.1%History
EMEEMCOR Group, Inc.Stock66,384$7.45M0.1%History
QVCGAOld QVC Group, Inc.COM SER A630,690$7.42M0.1%History
BAHBooz Allen Hamilton Holding CorpCL A89,613$7.22M0.1%History
RSReliance, Inc.COM46,894$7.14M0.1%History
SNDRSchneider National, Inc.CL B272,818$6.81M<0.1%History
JEFJefferies Financial Group Inc.COM226,033$6.80M<0.1%History
SGENSeagen Inc.COM48,565$6.74M<0.1%History
SSNCSS&C Technologies Holdings IncCOM88,587$6.19M<0.1%History
KNXKnight-Swift Transportation Holdings Inc.CL A128,274$6.17M<0.1%History
Signature BK New York N Y82669G104COM26,743$6.05M<0.1%–
AVTAvnet IncCOM144,968$6.02M<0.1%History
CNXCConcentrix CorpStock40,096$6.00M<0.1%History
SNXTD Synnex CorpCOM52,262$6.00M<0.1%History
PACWPacwest BancorpCOM156,408$5.97M<0.1%History
TWLOTwilio IncCL A17,484$5.96M<0.1%History
ANAutonation, Inc.COM63,539$5.92M<0.1%History
OGEOGE Energy Corp.COM182,029$5.89M<0.1%History
AVTRAvantor, Inc.COM202,281$5.85M<0.1%History
GHCGraham Holdings CoCOM CL B10,205$5.74M<0.1%History
DKSDick's Sporting Goods, Inc.Stock74,331$5.66M<0.1%History
CRWDCrowdStrike Holdings, Inc.Stock30,964$5.65M<0.1%History
Verint Sys Inc92343XAA8NOTE 1.500% 6/0–$5.65M<0.1%–
MKSIMKS IncCOM29,983$5.56M<0.1%History
ICUIIcu Medical IncCOM25,515$5.24M<0.1%History
FICOFair Isaac CorpCOM10,711$5.21M<0.1%History
ACMAecomCOM80,819$5.18M<0.1%History
DBXDropbox, Inc.CL A191,031$5.09M<0.1%History
CLHClean Harbors IncCOM59,969$5.04M<0.1%History
PIIPolaris Inc.Stock36,497$4.87M<0.1%History
PTONPeloton Interactive, Inc.CL A COM43,278$4.87M<0.1%History
MRNAModerna, Inc.Stock37,076$4.86M<0.1%History
PINSPinterest, Inc.CL A65,539$4.85M<0.1%History
ZNGAZynga IncCL A475,063$4.85M<0.1%History
NUSNu Skin Enterprises, Inc.CL A91,223$4.83M<0.1%History
UMPQUmpqua Holdings CorpCOM273,498$4.80M<0.1%History
VNTVontier CorpStock155,104$4.70M<0.1%History
PFPTProofpoint IncCOM37,284$4.69M<0.1%History
FHBFirst Hawaiian, Inc.COM168,663$4.62M<0.1%History
CRUSCirrus Logic, Inc.Stock54,145$4.59M<0.1%History
SYNHSyneos Health, Inc.CL A60,421$4.58M<0.1%History
ZMZoom Communications, Inc.Stock14,112$4.53M<0.1%History
DECKDeckers Outdoor CorpCOM13,500$4.46M<0.1%History
THCTenet Healthcare CorpCOM NEW84,812$4.41M<0.1%History
Extended Stay Amer Inc30224P200UNIT 99/99/9999B223,021$4.41M<0.1%–
MDUMdu Resources Group IncStock138,709$4.38M<0.1%History
LEN.BLennar CorpCL B53,260$4.38M<0.1%History
MMSMaximus, Inc.COM48,116$4.28M<0.1%History
Flir Sys Inc302445101COM74,742$4.22M<0.1%–
WWayfair Inc.CL A13,062$4.11M<0.1%History
CRICarters IncCOM44,223$3.93M<0.1%History
TDCTeradata CorpStock101,425$3.91M<0.1%History
BERYBerry Global Group, Inc.COM63,410$3.89M<0.1%History
XPOXPO, Inc.COM31,492$3.88M<0.1%History
UFPIUfp Industries IncCOM51,100$3.88M<0.1%History
TRGPTarga Resources Corp.COM119,287$3.79M<0.1%History