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Mackay Shields LLC

SEC CIK
0000061227
Latest filing
Jul 28, 2026

Holdings in Q4 2021

Holdings as of Dec 31, 2021, filed Feb 4, 2022. Long positions only; changes compare share counts with Q3 2021.

Institution overview
Positions
717
+6 vs. Q3 2021
Portfolio value
$12.0B
+$1.43B (+13.4%) vs. Q3 2021
Filed
Feb 4, 2022
SEC
Holdings of Mackay Shields LLC in Q4 2021
SecurityClassSharesValue% of portfolioShare changeActionHistory
8X8 Inc282914AB6NOTE 0.500% 2/0–$50.0K<0.1%–––
Dexcom Inc252131AH0NOTE 0.750%12/0–$59.0K<0.1%–––
Vocera Communications, Inc.92857FAB3BOND–$60.0K<0.1%–––
Tabula Rasa HealthCare, Inc.873379AA9NOTE 1.750% 2/1–$62.0K<0.1%–––
Aerie Pharmaceuticals Inc00771VAB4NOTE 1.500%10/0–$65.0K<0.1%–––
Air Transport Services Grp I00922RAB1NOTE 1.125%10/1–$73.0K<0.1%–––
Karyopharm Therapeutics Inc.48576UAA4NOTE 3.000%10/1–$76.0K<0.1%–––
Redwood Tr Inc758075AC9NOTE 4.750% 8/1–$82.0K<0.1%–––
Allegheny Technologies Inc01741RAG7NOTE 4.750% 7/0–$86.0K<0.1%–––
Osi Systems Inc671044AD7NOTE 1.250% 9/0–$89.0K<0.1%–––
Avaya Hldgs Corp05351XAB7NOTE 2.250% 6/1–$90.0K<0.1%–––
Veeco Instrs Inc Del922417AD2CONVERTIBLE BOND–$97.0K<0.1%–––
INSMED Inc457669AA7NOTE 1.750% 1/1–$98.0K<0.1%–––
Clovis Oncology, Inc.189464AC4CONVERTIBLE BOND–$99.0K<0.1%–––
Bloomin' Brands, Inc.094235AB4NOTE 5.000% 5/0–$99.0K<0.1%–––
Pennymac Corp70932AAD5NOTE 5.500%11/0–$100.0K<0.1%–––
Winnebago Inds Inc974637AB6NOTE 1.500% 4/0–$100.0K<0.1%–––
Q2 Hldgs Inc74736LAB5NOTE 0.750% 2/1–$101.0K<0.1%–––
United States STL Corp New912909AT5NOTE 5.000%11/0–$109.0K<0.1%–––
Invitae Corp46185LAB9NOTE 2.000% 9/0–$114.0K<0.1%–––
Ironwood Pharmaceuticals Inc46333XAD0DBCV 2.250% 6/1–$114.0K<0.1%–––
Nanostring Technologies Inc63009RAD1NOTE 2.625% 5/0–$119.0K<0.1%–––
NTRANatera, Inc.CONV BD US–$121.0K<0.1%––History
Transocean Ltd.893830BJ7DEB 0.500% 1/3–$122.0K<0.1%–––
Royal Caribbean Group780153BF8NOTE 2.875%11/1–$122.0K<0.1%–New–
DocuSign, Inc.256163AB2NOTE 0.500% 9/1–$128.0K<0.1%–––
Ares Capital Corp04010LAT0NOTE 3.750% 2/0–$132.0K<0.1%–––
Fti Consulting, Inc302941AP4NOTE 2.000% 8/1–$132.0K<0.1%–––
Ironwood Pharmaceuticals Inc46333XAF5NOTE 0.750% 6/1–$134.0K<0.1%–––
Blackline, Inc.09239BAB5NOTE 0.125% 8/0–$136.0K<0.1%–––
Insight Enterprises Inc45765UAB9NOTE 0.750% 2/1–$136.0K<0.1%–––
Alteryx, Inc.02156BAD5NOTE 0.500% 8/0–$137.0K<0.1%–––
NovoCure Ltd67011XAB9NOTE 11/0–$138.0K<0.1%–New–
Guidewire Software, Inc.40171VAA8NOTE 1.250% 3/1–$140.0K<0.1%–––
Vishay Intertechnology Inc928298AP3NOTE 2.250% 6/1–$140.0K<0.1%–––
Workiva Inc98139AAB1NOTE 1.125% 8/1–$142.0K<0.1%–––
New Relic, Inc.64829BAB6NOTE 0.500% 5/0–$143.0K<0.1%–––
Infinera Corp45667GAC7NOTE 2.125% 9/0–$155.0K<0.1%–––
II-VI Inc902104AB4NOTE 0.250% 9/0–$156.0K<0.1%–––
Evolent Health, Inc.30050BAD3NOTE 1.500%10/1–$165.0K<0.1%–––
Liveperson Inc538146AD3NOTE 12/1–$170.0K<0.1%–New–
Repligen Corp759916AB5NOTE 0.375% 7/1–$171.0K<0.1%–––
Lyft, Inc.55087PAB0NOTE 1.500% 5/1–$175.0K<0.1%–––
Ionis Pharmaceuticals Inc462222AB6NOTE 0.125%12/1–$178.0K<0.1%–––
Pure Storage Inc74624MAB8NOTE 0.125% 4/1–$186.0K<0.1%–New–
Carnival Corp143658BE1NOTE 5.750% 4/0–$186.0K<0.1%–New–
Penn Natl Gaming Inc707569AU3NOTE 2.750% 5/1–$188.0K<0.1%–––
Sarepta Therapeutics, Inc.803607AB6DBCV 1.500%11/1–$198.0K<0.1%–––
Colony Starwood Homes19625XAB8NOTE 3.500% 1/1–$201.0K<0.1%–––
Cyberark Software Ltd23248VAB1NOTE 11/1–$202.0K<0.1%–––
Fireeye Inc31816QAF8NOTE 0.875% 6/0–$209.0K<0.1%–––
SNOWSnowflake Inc.Stock621$210.0K<0.1%+621NewHistory
RH74967XAD5NOTE 9/1–$210.0K<0.1%–––
MELIMercadolibre IncCOM163$220.0K<0.1%00.0%UnchangedHistory
Cheniere Energy, Inc.16411RAG4NOTE 4.250% 3/1–$220.0K<0.1%–––
Lci Inds501812AB7NOTE 1.125% 5/1–$221.0K<0.1%–New–
BXBlackstone Inc.COM1,900$246.0K<0.1%00.0%UnchangedHistory
Wayfair Inc.94419LAM3NOTE 0.625%10/0–$256.0K<0.1%–––
TPBTurning Point Brands, Inc.COM6,802$257.0K<0.1%00.0%UnchangedHistory
JDJD.com, Inc.SPON ADS CL A3,699$259.0K<0.1%00.0%UnchangedHistory
iShares Tr464288588MBS ETF2,737$294.0K<0.1%00.0%Unchanged–
Envista Holdings Corp29415FAB0NOTE 2.375% 6/0–$294.0K<0.1%–––
Twitter, Inc.90184LAF9NOTE 0.250% 6/1–$300.0K<0.1%–––
Sailpoint Technologies Hldgs78781PAB1NOTE 0.125% 9/1–$312.0K<0.1%–––
VSTVistra Corp.Stock13,918$317.0K<0.1%−306,057−95.7%ReducedHistory
NBONeuberger Berman New York Municipal Fund Inc.COM25,745$335.0K<0.1%00.0%UnchangedHistory
Jazz Investments I Ltd472145AF8NOTE 2.000% 6/1–$337.0K<0.1%–New–
BYMBlackRock Municipal Income Quality TrustCOM21,958$343.0K<0.1%00.0%UnchangedHistory
CNX Res Corp12653CAG3NOTE 2.250% 5/0–$358.0K<0.1%–––
Tesla, Inc.88160RAG6NOTE 2.000% 5/1–$374.0K<0.1%–––
HubSpot Inc443573AD2NOTE 0.375% 6/0–$374.0K<0.1%–––
Dick's Sporting Goods, Inc.253393AD4NOTE 3.250% 4/1–$379.0K<0.1%–––
Wayfair Inc.94419LAF8NOTE 1.000% 8/1–$384.0K<0.1%–––
Boston Scientific Corp1011372065.50% CNV PFD A3,400$388.0K<0.1%+3,400New–
NWSNews CorpCL B17,843$402.0K<0.1%−415−2.3%ReducedHistory
iShares Iboxx $ Investment Grade Corporate Bond ETF464287242ETF3,300$437.0K<0.1%00.0%Unchanged–
Global X FDS37954Y483NASDAQ 100 COVER20,422$453.0K<0.1%00.0%Unchanged–
iShares Tr464288257MSCI ACWI ETF4,713$499.0K<0.1%+1,559+49.4%Added–
Golar LNG Ltd38046YAB7NOTE 2.750% 2/1–$500.0K<0.1%–––
Insulet Corp45784PAK7NOTE 0.375% 9/0–$503.0K<0.1%–––
GAPGap IncCOM31,375$554.0K<0.1%+183+0.6%AddedHistory
UAUnder Armour, Inc.CL C31,532$569.0K<0.1%+2,313+7.9%AddedHistory
Fortive Corp34959JAK4NOTE 0.875% 2/1–$573.0K<0.1%–––
WBDWarner Bros. Discovery, Inc.COM SER A24,792$584.0K<0.1%−536−2.1%ReducedHistory
UAAUnder Armour, Inc.Stock27,642$586.0K<0.1%−639−2.3%ReducedHistory
Granite PT Mtg Tr Inc38741LAC1NOTE 6.375%10/0–$707.0K<0.1%–––
FOXFox CorpCL B COM21,576$739.0K<0.1%−3,327−13.4%ReducedHistory
Teradyne, Inc880770AG7NOTE 1.250%12/1–$750.0K<0.1%–––
EIMEaton Vance Municipal Bond FundCOM60,261$818.0K<0.1%00.0%UnchangedHistory
RLRalph Lauren CorpCL A7,139$849.0K<0.1%−95−1.3%ReducedHistory
BFZBlackRock California Municipal Income TrustSH BEN INT60,663$883.0K<0.1%00.0%UnchangedHistory
IPGPIpg Photonics CorpCOM5,234$901.0K<0.1%−143−2.7%ReducedHistory
ALKAlaska Air Group, Inc.COM18,353$956.0K<0.1%−271−1.5%ReducedHistory
VNOVornado Realty TrustSH BEN INT23,286$975.0K<0.1%−244−1.0%ReducedHistory
Discovery Inc25470F302COM SER C46,288$1.06M<0.1%−632−1.3%Reduced–
DVADavita Inc.COM9,561$1.09M<0.1%−934−8.9%ReducedHistory
PVHPVH Corp.COM10,412$1.11M<0.1%−249−2.3%ReducedHistory
PBCTPeople's United Financial, Inc.COM62,717$1.12M<0.1%−1,507−2.3%ReducedHistory
OGNOrganon & Co.Stock37,149$1.13M<0.1%−787−2.1%ReducedHistory
ROLRollins IncCOM33,138$1.13M<0.1%−69−0.2%ReducedHistory

Sold out since Q3 2021 (28)

Positions held at the end of Q3 2021 that are gone from this filing.

Positions of Mackay Shields LLC sold out since Q3 2021
SecurityClassShares in Q3 2021Value in Q3 2021% of portfolio in Q3 2021History
Wix.com Ltd.92940WAB5NOTE 7/0–$14.7M0.1%–
Atlas Air Worldwide Hldgs IN049164BH8NOTE 2.250% 6/0–$5.90M0.1%–
KSUKansas City SouthernCOM NEW14,057$3.81M<0.1%History
GHYPGIM Global High Yield Fund, Inc.COM165,657$2.55M<0.1%History
ISDPGIM High Yield Bond Fund, Inc.COM150,000$2.44M<0.1%History
HIOWestern Asset High Income Opportunity Fund Inc.COM241,565$1.25M<0.1%History
FRTFederal Realty Investment TrustSH BEN INT NEW10,626$1.25M<0.1%History
WUWestern Union COStock61,615$1.25M<0.1%History
NLYAnnaly Capital Management IncCOM143,472$1.21M<0.1%History
HBIHanesbrands Inc.COM52,299$898.0K<0.1%History
LEGLeggett & Platt IncStock19,940$894.0K<0.1%History
AWFAlliancebernstein Global High Income Fund IncCOM67,463$828.0K<0.1%History
HYTBlackRock Corporate High Yield Fund, Inc.COM63,317$772.0K<0.1%History
Newpark Res Inc651718AE8CONVERTIBLE BOND–$597.0K<0.1%–
ARDCAres Dynamic Credit Allocation Fund, Inc.COM27,018$437.0K<0.1%History
MongoDB, Inc.60937PAB2NOTE 0.750% 6/1–$242.0K<0.1%–
XYZBlock, Inc.CL A1,000$240.0K<0.1%History
BIDUBaidu, Inc.ADR1,447$222.0K<0.1%History
JILLJ.Jill, Inc.COM12,465$217.0K<0.1%History
ELSEquity Lifestyle Properties IncCOM2,606$204.0K<0.1%History
Cleveland-Cliffs Inc.185899AA9DBCV 1.500% 1/1–$195.0K<0.1%–
Rapid7, Inc.753422AB0NOTE 1.250% 8/0–$150.0K<0.1%–
Cree Inc225447AB7NOTE 0.875% 9/0–$148.0K<0.1%–
BRWSaba Capital Income & Opportunities FundSHARES28,978$132.0K<0.1%History
Liberty Media Corp Del531229AE2DEB 2.250% 9/3–$52.0K<0.1%–
Isis Pharmaceuticals Inc Del464337AJ3NOTE 1.000%11/1–$42.0K<0.1%–
Flexion Therapeutics Inc33938JAB2NOTE 3.375% 5/0–$40.0K<0.1%–
Lexicon Pharmaceuticals, Inc.528872AB0NOTE 5.250%12/0–$29.0K<0.1%–