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Livermore
Livermore
ZHEN

Castleark Management LLC

SEC CIK
0001106832
Latest filing
Aug 14, 2026

Holdings in Q2 2022

Holdings as of Jun 30, 2022, filed Aug 16, 2022. Long positions only; changes compare share counts with Q1 2022.

Institution overview
Positions
306
−15 vs. Q1 2022
Portfolio value
$1.87B
−$448.7M (−19.4%) vs. Q1 2022
Filed
Aug 16, 2022
SEC
Holdings of Castleark Management LLC in Q2 2022
SecurityClassSharesValue% of portfolioShare changeActionHistory
MSFTMicrosoft CorpStock393,620$101.1M5.4%−1,880−0.5%ReducedHistory
AAPLApple Inc.Stock647,910$88.6M4.7%+1,240+0.2%AddedHistory
GOOGLAlphabet Inc.Stock33,267$72.5M3.9%+2,786+9.1%AddedHistory
MAMastercard IncStock204,457$64.5M3.5%+790+0.4%AddedHistory
ULTAUlta Beauty, Inc.Stock135,915$52.4M2.8%−19,510−12.6%ReducedHistory
LLYEli Lilly & CoStock156,945$50.9M2.7%−9,650−5.8%ReducedHistory
VVisa Inc.Stock249,450$49.1M2.6%+760+0.3%AddedHistory
State Street SPDR S&P Biotech ETF78464A870ETF643,890$47.8M2.6%+643,890New–
SPYSPDR S&P 500 ETF TrustETF124,800$47.1M2.5%+43,470+53.4%AddedHistory
SCHWSchwab Charles CorpStock723,515$45.7M2.4%+1,640+0.2%AddedHistory
NKENIKE, Inc.Stock408,005$41.7M2.2%+100.0%AddedHistory
NVDANVIDIA CorpStock274,418$41.6M2.2%+1,060+0.4%AddedHistory
LRCXLam Research CorpCOM97,160$41.4M2.2%+4,630+5.0%AddedHistory
EWEdwards Lifesciences CorpStock412,965$39.3M2.1%+46,150+12.6%AddedHistory
UNPUnion Pacific CorpStock171,395$36.6M2.0%+13,250+8.4%AddedHistory
UNHUnitedHealth Group IncStock65,050$33.4M1.8%+65,050NewHistory
TSLATesla, Inc.Stock46,358$31.2M1.7%−1,560−3.3%ReducedHistory
LULUlululemon athletica inc.Stock112,776$30.7M1.6%+40,543+56.1%AddedHistory
LVSLas Vegas Sands CorpCOM805,369$27.1M1.4%+141,260+21.3%AddedHistory
SWNSouthwestern Energy CoCOM3,649,760$22.8M1.2%+1,799,970+97.3%AddedHistory
ASMLASML Holding NVADR46,780$22.3M1.2%+3,120+7.1%AddedHistory
ELEstee Lauder Companies IncCL A84,690$21.6M1.2%+1,390+1.7%AddedHistory
ADBEAdobe Inc.Stock57,715$21.1M1.1%+210+0.4%AddedHistory
AMZNAmazon Com IncStock169,580$18.0M1.0%−88,400−34.3%ReducedConverted for a 20-for-1 splitHistory
Invesco QQQ Trust Series I46090E103ETF61,900$17.3M0.9%+61,900New–
ETEnergy Transfer LPCOM UT LTD PTN1,727,660$17.2M0.9%+1,100,000+175.3%AddedHistory
CMECME Group Inc.COM75,280$15.4M0.8%+71,880+2,114.1%AddedHistory
DXCMDexcom IncCOM191,740$14.3M0.8%−51,200−21.1%ReducedConverted for a 4-for-1 splitHistory
MSCIMSCI Inc.Stock30,760$12.7M0.7%+1,050+3.5%AddedHistory
GLDSPDR Gold TrustETF68,475$11.5M0.6%00.0%UnchangedHistory
ACHCAcadia Healthcare Company, Inc.COM162,020$11.0M0.6%−7,200−4.3%ReducedHistory
OPCHOption Care Health, Inc.COM NEW390,345$10.8M0.6%−17,210−4.2%ReducedHistory
WSCWillScot Holdings CorpCOM CL A321,134$10.4M0.6%−98,125−23.4%ReducedHistory
KBRKBR, Inc.COM193,256$9.35M0.5%+11,327+6.2%AddedHistory
SWAVShockwave Medical, Inc.COM48,824$9.33M0.5%−525−1.1%ReducedHistory
BOXBox IncCL A359,700$9.04M0.5%+37,490+11.6%AddedHistory
HALOHalozyme Therapeutics, Inc.COM203,940$8.97M0.5%+203,940NewHistory
LPLALPL Financial Holdings Inc.COM48,125$8.88M0.5%−2,440−4.8%ReducedHistory
SPDR Series Trust78464A714ST STR SP RETAIL150,130$8.73M0.5%+150,130New–
CWSTCasella Waste Systems IncCL A119,780$8.71M0.5%−5,165−4.1%ReducedHistory
State Street Financial Select Sector SPDR ETF81369Y605ETF266,900$8.39M0.4%00.0%Unchanged–
PLNTPlanet Fitness, Inc.CL A121,410$8.26M0.4%−5,125−4.1%ReducedHistory
SMPLSimply Good Foods CoCOM217,740$8.22M0.4%+440+0.2%AddedHistory
NXSTNexstar Media Group, Inc.COMMON STOCK47,200$7.69M0.4%−2,120−4.3%ReducedHistory
FCNFti Consulting, IncCOM41,460$7.50M0.4%+41,460NewHistory
NVEENV5 Global, Inc.COM62,804$7.33M0.4%+1,220+2.0%AddedHistory
KNSLKinsale Capital Group, Inc.Stock31,700$7.28M0.4%+31,700NewHistory
State Street SPDR S&P Homebuilders ETF78464A888ETF132,200$7.23M0.4%00.0%Unchanged–
TENBTenable Holdings, Inc.COM156,860$7.12M0.4%−6,360−3.9%ReducedHistory
PINGPing Identity Holding Corp.COM375,975$6.82M0.4%+23,060+6.5%AddedHistory
GOGrocery Outlet Holding Corp.COM159,140$6.78M0.4%+15,440+10.7%AddedHistory
ENSGEnsign Group, IncCOM92,230$6.78M0.4%−4,090−4.2%ReducedHistory
AMPHAmphastar Pharmaceuticals, Inc.COM192,649$6.70M0.4%+192,649NewHistory
EXLSExlService Holdings, Inc.COM44,850$6.61M0.4%+44,850NewHistory
AQUAEvoqua Water Technologies Corp.COM202,240$6.58M0.4%+48,020+31.1%AddedHistory
EFOREverforth IncCOM71,895$6.49M0.3%−41,430−36.6%ReducedHistory
CALXCalix, IncCOM189,680$6.48M0.3%+189,680NewHistory
FIBKFirst Interstate Bancsystem IncCOM167,826$6.40M0.3%00.0%UnchangedHistory
MRCYMercury Systems IncCOM98,910$6.36M0.3%+45,040+83.6%AddedHistory
OLLIOllie's Bargain Outlet Holdings, Inc.Stock107,580$6.32M0.3%+107,580NewHistory
iShares MSCI Acwi Ex U.S. ETF464288240ETF139,850$6.29M0.3%00.0%Unchanged–
ATIAti IncStock272,750$6.19M0.3%−12,010−4.2%ReducedHistory
INSPInspire Medical Systems, Inc.COM33,870$6.19M0.3%+4,430+15.0%AddedHistory
RCMR1 RCM Inc.COM291,530$6.11M0.3%+31,300+12.0%AddedHistory
ZWSZurn Elkay Water Solutions CorpCOM222,790$6.07M0.3%+51,960+30.4%AddedHistory
THRMGentherm IncCOM96,700$6.04M0.3%−2,589−2.6%ReducedHistory
CYTKCytokinetics IncCOM NEW152,855$6.01M0.3%−24,620−13.9%ReducedHistory
UTHRUnited Therapeutics CorpCOM25,350$5.97M0.3%+25,350NewHistory
BMBLBumble Inc.COM CL A208,830$5.88M0.3%+208,830NewHistory
LNTHLantheus Holdings, Inc.Stock88,680$5.86M0.3%+46,730+111.4%AddedHistory
ACMAecomCOM88,430$5.77M0.3%+61,810+232.2%AddedHistory
MATMattel IncCOM257,950$5.76M0.3%−11,500−4.3%ReducedHistory
MXLMaxlinear, IncCOM169,382$5.76M0.3%+25,805+18.0%AddedHistory
LIVNLivaNova PLCSHS91,855$5.74M0.3%−4,005−4.2%ReducedHistory
GTLSChart Industries IncCOM34,245$5.73M0.3%−1,330−3.7%ReducedHistory
WESWestern Midstream Partners, LPCOM UNIT LP INT232,770$5.66M0.3%00.0%UnchangedHistory
HELEHelen of Troy LtdStock34,360$5.58M0.3%+8,050+30.6%AddedHistory
MGYMagnolia Oil & Gas CorpCL A264,850$5.56M0.3%−7,210−2.7%ReducedHistory
AXNXAxonics, Inc.COM98,050$5.56M0.3%+13,092+15.4%AddedHistory
ALKSAlkermes plc.SHS183,340$5.46M0.3%+183,340NewHistory
EGPEastgroup Properties IncCOM35,270$5.44M0.3%−7,910−18.3%ReducedHistory
MPLXMPLX LPCOM UNIT REP LTD186,662$5.44M0.3%00.0%UnchangedHistory
iShares Tr464287234MSCI EMG MKT ETF135,300$5.43M0.3%00.0%Unchanged–
HAEHaemonetics CorpCOM83,050$5.41M0.3%+83,050NewHistory
RPDRapid7, Inc.COM80,585$5.38M0.3%+20,630+34.4%AddedHistory
PFGCPerformance Food Group CoCOM116,680$5.37M0.3%+2,640+2.3%AddedHistory
DYDycom Industries IncCOM56,750$5.28M0.3%+4,290+8.2%AddedHistory
WFCWells Fargo & CompanyStock134,700$5.28M0.3%00.0%UnchangedHistory
NBIXNeurocrine Biosciences IncStock54,000$5.26M0.3%+8,760+19.4%AddedHistory
MTDRMatador Resources CoCOM112,880$5.26M0.3%−63,620−36.0%ReducedHistory
HBANHuntington Bancshares IncCOM435,700$5.24M0.3%00.0%UnchangedHistory
NUVANuvasive IncCOM106,460$5.23M0.3%+8,610+8.8%AddedHistory
EVRIEveri Holdings Inc.COM316,939$5.17M0.3%−79,109−20.0%ReducedHistory
ITCIIntra-Cellular Therapies, Inc.COM90,180$5.15M0.3%+49,910+123.9%AddedHistory
LITELumentum Holdings Inc.COM64,300$5.11M0.3%−2,950−4.4%ReducedHistory
ATSGAir Transport Services Group, Inc.COM177,640$5.10M0.3%+43,790+32.7%AddedHistory
KEYKeycorpCOM295,300$5.09M0.3%00.0%UnchangedHistory
ADCAgree Realty CorpCOM69,100$4.98M0.3%+69,100NewHistory
CZRCaesars Entertainment, Inc.COM129,950$4.98M0.3%+790+0.6%AddedHistory
WMSAdvanced Drainage Systems, Inc.COM55,150$4.97M0.3%−25,100−31.3%ReducedHistory

Sold out since Q1 2022 (52)

Positions held at the end of Q1 2022 that are gone from this filing.

Positions of Castleark Management LLC sold out since Q1 2022
SecurityClassShares in Q1 2022Value in Q1 2022% of portfolio in Q1 2022History
State Street Materials Select Sector SPDR ETF81369Y100ETF300,300$26.5M1.1%–
RRXRegal Rexnord CorpCOM85,775$12.8M0.6%History
FFord Motor CoStock701,770$11.9M0.5%History
TNDMTandem Diabetes Care IncCOM NEW78,180$9.09M0.4%History
ZDZiff Davis, Inc.COM93,785$9.08M0.4%History
CNMDCONMED CorpCOM57,450$8.53M0.4%History
WKWorkiva IncCOM CL A66,055$7.79M0.3%History
PBFPBF Energy Inc.CL A300,000$7.31M0.3%History
SSTKShutterstock, Inc.COM77,032$7.17M0.3%History
KRNTKornit Digital Ltd.SHS83,050$6.87M0.3%History
BHVNBiohaven Ltd.COM54,440$6.46M0.3%History
GMGeneral Motors CoCOM145,695$6.37M0.3%History
PENGPenguin Solutions, Inc.SHS246,160$6.36M0.3%History
HUNHuntsman CORPCOM153,990$5.78M0.2%History
VCELVericel CorpCOM145,770$5.57M0.2%History
UNVRUnivar Solutions Inc.COM168,200$5.41M0.2%History
ABGAsbury Automotive Group IncCOM33,065$5.30M0.2%History
CPRICapri Holdings LtdSHS93,978$4.83M0.2%History
CDMOAvid Bioservices, Inc.COM195,893$3.99M0.2%History
AZTAAzenta, Inc.COM48,030$3.98M0.2%History
JBTMJBT Marel CorpCOM33,176$3.93M0.2%History
TRNTrinity Industries IncCOM111,000$3.81M0.2%History
SHYFShyft Group, Inc.COM105,534$3.81M0.2%History
XOMExxonMobil Holdings CorpCOM46,000$3.80M0.2%History
SPRSpirit AeroSystems Holdings, Inc.COM CL A71,170$3.48M0.2%History
WENWendy's CoStock157,715$3.46M0.1%History
ESIElement Solutions IncCOM154,254$3.38M0.1%History
SKYChampion Homes, Inc.Stock59,541$3.27M0.1%History
CBTCabot CorpCOM47,380$3.24M0.1%History
PIImpinj IncCOM49,325$3.13M0.1%History
FRGFranchise Group, Inc.COM69,295$2.87M0.1%History
LNWOLight & Wonder, Inc.COM45,410$2.67M0.1%History
OSKOshkosh CorpCOM24,000$2.42M0.1%History
CLRContinental Resources, IncCOM37,470$2.30M0.1%History
CDXSCodexis, Inc.COM102,750$2.12M0.1%History
PACKRanpak Holdings Corp.COM CL A102,947$2.10M0.1%History
KIDSOrthopediatrics CorpCOM37,915$2.05M0.1%History
AMBAAmbarella IncSHS19,060$2.00M0.1%History
FSSFederal Signal CorpCOM58,840$1.99M0.1%History
TCMDTactile Systems Technology IncCOM76,374$1.54M0.1%History
DOCNDigitalOcean Holdings, Inc.COM20,440$1.18M0.1%History
ONOn Semiconductor CorpStock12,450$779.0K<0.1%History
GDSGDS Holdings LtdSPONSORED ADS16,800$659.0K<0.1%History
PLUGPlug Power IncStock20,510$587.0K<0.1%History
CIENCiena CorpCOM NEW9,140$554.0K<0.1%History
MIDDMIDDLEBY CorpCOM2,845$466.0K<0.1%History
GXOGXO Logistics, Inc.Stock5,250$375.0K<0.1%History
BLDRBuilders FirstSource, Inc.Stock2,960$191.0K<0.1%History
SNVSynovus Financial CorpCOM NEW2,390$117.0K<0.1%History
BERYBerry Global Group, Inc.COM1,030$60.0K<0.1%History
KFYKorn FerryCOM NEW900$58.0K<0.1%History
DENDenbury IncCOM485$38.0K<0.1%History