13FBOX
MACKAY SHIELDS LLC · 13F Holdings
Options Calculator Rankings

MACKAY SHIELDS LLC

No.1371 Data as of 2026Q2
Latest AUM (Q2 2026)
$61.70B
QoQ Change Q1 2026
+$665.6M+1.1%
Holdings
108
New Buys
13
Adds
15
Reduces
60
Exits
16
Unchanged
20
Holdings Value Trend
Holdings by Sector
Stock Ownership TrendPortfolio %Prev Q %Q2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
CCABLE ONE INCCABO
95.26%95.63%$58.78B89.9M$58.37B77.4M+12.5M+16.20%Add
Western Digital CorpWDC
0.24%0.18%$150.8M9.0M$110.8M15.5M-6.5M-42.16%Reduce
ALPHABET INCGOOGL
0.2%$122.6M2.4M$00+2.4MNew Buy
MMKS, Inc.MKSI
0.17%0.1%$107.5M36.5M$60.4M36.5M-40,000-0.11%Reduce
Lumentum Holdings Inc.LITE
0.14%0.24%$84.1M12.9M$143.6M26.8M-13.9M-51.90%Reduce
LLANTHEUS HLDGS INCLNTH
0.12%0.1%$74.0M50.9M$61.2M50.9M-35,000-0.07%Reduce
HHewlett Packard Enterprise CoHPE
0.11%0.06%$70.2M601,263$39.0M601,856-593-0.10%Reduce
QQXO IncQXO
0.09%0.11%$57.4M1.2M$65.3M1.2M-873-0.07%Reduce
Boeing Co/TheBA
0.09%0.09%$56.2M828,674$53.9M829,414-740-0.09%Reduce
TTETRA TECH INC NEWTTEK
0.09%0.09%$55.3M52.4M$57.2M54.5M-2.1M-3.80%Reduce
UBER TECHNOLOGIES INCUBER
0.09%0.09%$54.3M45.4M$54.6M45.4M+12,000+0.03%Add
Snowflake IncSNOW
0.09%0.06%$54.2M32.5M$38.5M32.6M-29,000-0.09%Reduce
CChefs' Warehouse, Inc., TheCHEF
0.09%0.06%$53.0M23.7M$35.1M23.7M-39,000-0.16%Reduce
Etsy IncETSY
0.08%0.05%$50.9M49.9M$32.0M32.7M+17.2M+52.39%Add
NextEra Energy, Inc.NEE
0.08%$50.5M940,950$00+940,950New Buy
PPG&E CorporationPCG
0.08%0.08%$47.5M46.5M$48.1M46.4M+69,000+0.15%Add
MICROCHIP TECHNOLOGYMCHP
0.08%0.06%$46.5M603,491$34.3M601,047+2,444+0.41%Add
BLACKROCK MUN TARGET TERM TRBTT
0.07%0.06%$44.8M2.0M$35.6M1.6M+401,718+25.65%Add
IINTEGER HLDGS CORPITGR
0.07%0.07%$43.9M45.2M$43.3M45.2M+84,000+0.19%Add
APOLLO GLOBAL MGMT INC COMAPO
0.07%0.07%$43.5M713,153$42.0M713,809-656-0.09%Reduce
LIBERTY MEDIA CORP DELFWONK
0.07%0.06%$42.1M33.9M$39.3M34.0M-78,000-0.23%Reduce
POST HLDGS INCPOST
0.07%0.07%$41.7M40.2M$43.6M40.2M-67,000-0.17%Reduce
MMERIT MED SYS INCMMSI
0.07%$41.1M38.1M$00+38.1MNew Buy
Akamai Technologies IncAKAM
0.07%0.06%$40.8M34.0M$39.2M33.8M+205,000+0.61%Add
ON SEMICONDUCTOR CORPON
0.06%0.08%$40.0M21.9M$50.6M39.2M-17.2M-43.97%Reduce
NNINE ENERGY SERVICE INCNINE
0.06%0.04%$39.2M3.0M$25.1M3.1M-54,869-1.79%Reduce
DATADOG INCDDOG
0.06%0.05%$39.1M27.4M$32.8M33.8M-6.4M-18.83%Reduce
RREVOLUTION MEDICINES INCRVMD
0.06%$38.1M30.3M$00+30.3MNew Buy
FFRESHPET INCFRPT
0.06%0.06%$37.0M31.8M$36.6M31.8M+9,000+0.03%Add
BBRIDGEBIO PHARMA INCBBIO
0.06%0.06%$36.9M33.3M$37.4M33.3M-56,000-0.17%Reduce
IIRHYTHM TECHNOLOGIES INCIRTC
0.06%0.06%$35.9M32.6M$35.8M32.6M-33,000-0.10%Reduce
Live Nation Entertainment IncLYV
0.06%0.05%$35.6M29.7M$32.1M29.7M00.00%Unchanged
PPELOTON INTERACTIVE INCPTON
0.06%0.04%$34.9M21.5M$26.0M19.4M+2.1M+10.72%Add
FFLUOR CORPFLR
0.06%0.05%$34.7M26.2M$32.5M26.3M-145,000-0.55%Reduce
JJazz Investments I Ltd
0.06%$34.7M20.3M$00+20.3MNew Buy
NNORTHERN OIL & GAS INCNOG
0.05%0.06%$31.9M33.2M$36.6M33.3M-55,000-0.17%Reduce
AFFIRM HLDGS INCAFRM
0.05%0.04%$31.7M27.1M$25.5M27.2M-37,000-0.14%Reduce
CCYBERARK SOFTWARE LTDCYBR
0.05%$31.6M19.0M$00+19.0MNew Buy
Cloudflare, Inc.NET
0.05%$31.5M24.9M$00+24.9MNew Buy
UUNITY SOFTWARE INCU
0.05%0.04%$30.5M26.9M$26.8M26.9M+2,000+0.01%Add
ORACLE CORPORCL
0.05%0.05%$29.1M645,801$29.7M646,846-1,045-0.16%Reduce
MMERITAGE HOMES CORPMTH
0.05%0.04%$29.0M28.0M$27.2M28.1M-94,000-0.33%Reduce
PPatrick Industries IncPATK
0.05%0.05%$28.3M19.1M$33.2M19.1M-18,000-0.09%Reduce
Sirius XM Holdings IncFWONK
0.05%0.04%$28.1M24.5M$25.5M24.5M00.00%Unchanged
BURLINGTON STORES INCBURL
0.05%0.06%$28.0M17.5M$33.7M20.4M-2.9M-13.98%Reduce
PProgress Software CorpPRGS
0.04%0.04%$27.5M28.6M$25.6M28.7M-103,000-0.36%Reduce
BBANK AMERICA CORP 7.25CNV PFD LBAC
0.04%0.04%$26.1M20,806$24.9M20,867-61-0.29%Reduce
PPARSONS CORP DELPSN
0.04%0.04%$25.8M26.2M$25.8M26.1M+34,000+0.13%Add
BIOMARIN PHARMACEUTICAL INCBMRN
0.04%0.04%$25.7M26.4M$25.6M26.5M-68,000-0.26%Reduce
IISHARES GOLD TRIAU
0.04%0.06%$24.8M328,020$34.4M390,150-62,130-15.92%Reduce

🧭 Institutional Sector Flow Heatmap

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