CastleArk Management

Castleark Management as of March 31, 2026

Portfolio Holdings for Castleark Management

Castleark Management holds 292 positions in its portfolio as reported in the March 2026 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
NVIDIA Corporation (NVDA) 7.3 $219M 1.3M 174.40
Alphabet Cap Stk Cl A (GOOGL) 4.0 $120M 418k 287.56
Microsoft Corporation (MSFT) 3.2 $98M 264k 370.17
Spdr Series Trust State Street Spd (SPIB) 3.0 $90M 2.7M 33.54
Apple (AAPL) 2.9 $89M 350k 253.79
Ishares Tr Us Treas Bd Etf (GOVT) 2.5 $76M 3.3M 22.91
Lam Research Corp Com New (LRCX) 2.4 $72M 337k 213.66
Meta Platforms Cl A (META) 2.3 $71M 124k 572.13
Vanguard Scottsdale Fds Mtg-bkd Secs Etf (VMBS) 2.3 $70M 1.5M 46.95
Eli Lilly & Co. (LLY) 2.2 $68M 74k 919.77
Broadcom (AVGO) 2.1 $63M 203k 309.51
Arista Networks Com Shs (ANET) 1.8 $53M 431k 122.78
Amazon (AMZN) 1.7 $51M 246k 208.27
Gilead Sciences (GILD) 1.6 $48M 342k 139.37
Charles Schwab Corporation (SCHW) 1.6 $47M 504k 93.98
Visa Com Cl A (V) 1.5 $47M 154k 302.24
Mastercard Incorporated Cl A (MA) 1.5 $46M 92k 499.66
Spdr Series Trust State Street Spd (SPTS) 1.3 $39M 1.3M 29.18
Shopify Cl A Sub Vtg Shs (SHOP) 1.2 $37M 311k 118.62
Ge Vernova (GEV) 1.2 $36M 42k 872.90
Vanguard Scottsdale Fds Lg-term Cor Bd (VCLT) 1.1 $34M 448k 74.72
Servicenow (NOW) 1.1 $32M 304k 104.55
Tapestry (TPR) 1.0 $29M 205k 141.11
Diamondback Energy (FANG) 0.9 $29M 145k 197.79
Chevron Corporation (CVX) 0.9 $28M 137k 206.90
Vertiv Holdings Com Cl A (VRT) 0.9 $28M 112k 250.58
Ulta Salon, Cosmetics & Fragrance (ULTA) 0.9 $27M 51k 522.71
Ishares Tr 10-20 Yr Trs Etf (TLH) 0.9 $26M 258k 100.72
Analog Devices (ADI) 0.8 $25M 78k 318.14
Baker Hughes Company Cl A (BKR) 0.8 $24M 387k 61.05
Booking Holdings (BKNG) 0.7 $21M 4.9k 4210.32
Snowflake Com Shs (SNOW) 0.7 $21M 136k 150.82
Ishares Tr Mbs Etf (MBB) 0.6 $19M 204k 94.95
Range Resources (RRC) 0.6 $19M 411k 45.18
Advanced Micro Devices (AMD) 0.6 $18M 89k 203.43
CF Industries Holdings (CF) 0.6 $17M 129k 129.84
Digitalocean Hldgs (DOCN) 0.5 $16M 182k 85.78
Ascendis Pharma A/s Sponsored Adr (ASND) 0.5 $16M 68k 228.73
Advanced Energy Industries (AEIS) 0.5 $15M 47k 322.71
JPMorgan Chase & Co. (JPM) 0.5 $15M 51k 294.16
Guardant Health (GH) 0.5 $15M 160k 92.37
Tesla Motors (TSLA) 0.5 $15M 39k 371.75
TJX Companies (TJX) 0.5 $15M 91k 159.70
Wal-Mart Stores (WMT) 0.5 $14M 113k 124.28
Taiwan Semiconductor Manufac Sponsored Ads (TSM) 0.5 $14M 41k 337.95
Ishares Tr Ishs 5-10yr Invt (IGIB) 0.5 $14M 260k 53.22
Nextpower Class A Com (NXT) 0.5 $14M 114k 120.55
Permian Resources Corp Class A Com (PR) 0.4 $14M 631k 21.32
Firstcash Holdings (FCFS) 0.4 $13M 71k 188.00
Microchip Technology (MCHP) 0.4 $13M 205k 64.61
Viavi Solutions Inc equities (VIAV) 0.4 $13M 379k 33.28
EQT Corporation (EQT) 0.4 $12M 194k 63.64
Uber Technologies (UBER) 0.4 $12M 170k 71.93
Ishares Tr 20 Yr Tr Bd Etf (TLT) 0.4 $12M 137k 86.69
Dycom Industries (DY) 0.4 $11M 33k 338.82
Exxon Mobil Corporation (XOM) 0.4 $11M 65k 169.66
Brightspring Health Svcs (BTSG) 0.3 $11M 247k 42.61
Helios Technologies (HLIO) 0.3 $10M 160k 64.71
Spdr Series Trust State Street Spd (XBI) 0.3 $10M 81k 127.73
Caterpillar (CAT) 0.3 $9.9M 14k 708.46
Ligand Pharmaceuticals Com New (LGND) 0.3 $9.7M 49k 199.65
Williams Companies (WMB) 0.3 $9.6M 132k 72.78
Element Solutions (ESI) 0.3 $9.4M 274k 34.14
Technipfmc (FTI) 0.3 $9.3M 135k 69.13
Tower Semiconductor Shs New (TSEM) 0.3 $9.3M 53k 175.48
VSE Corporation (VSEC) 0.3 $9.2M 50k 184.40
Jazz Pharmaceuticals Shs Usd (JAZZ) 0.3 $9.2M 49k 189.05
Five Below (FIVE) 0.3 $9.2M 40k 228.48
Evercore Class A (EVR) 0.3 $9.1M 30k 298.51
Tutor Perini Corporation (TPC) 0.3 $9.0M 116k 77.19
TTM Technologies (TTMI) 0.3 $8.9M 91k 97.42
Garrett Motion (GTX) 0.3 $8.9M 488k 18.17
Hasbro (HAS) 0.3 $8.9M 95k 93.60
Kiniksa Pharmaceuticals Intl Ord Shs Cl A (KNSA) 0.3 $8.7M 182k 48.15
Ge Aerospace Com New (GE) 0.3 $8.7M 31k 283.77
Sterling Construction Company (STRL) 0.3 $8.6M 21k 407.27
Solstice Advanced Matls Com Shs (SOLS) 0.3 $8.6M 113k 76.16
Elanco Animal Health (ELAN) 0.3 $8.5M 356k 23.93
Lattice Semiconductor (LSCC) 0.3 $8.5M 92k 92.76
Alphabet Cap Stk Cl C (GOOG) 0.3 $8.5M 30k 286.86
Spx Corp (SPXC) 0.3 $8.3M 42k 199.94
Semtech Corporation (SMTC) 0.3 $8.3M 108k 76.89
Spdr Series Trust State Street Spd (XOP) 0.3 $8.2M 45k 181.83
Select Sector Spdr Tr State Street Hea (XLV) 0.3 $8.2M 56k 146.61
Modine Manufacturing (MOD) 0.3 $8.2M 38k 216.71
Brookdale Senior Living (BKD) 0.3 $8.2M 599k 13.68
Krystal Biotech (KRYS) 0.3 $8.2M 32k 258.32
Api Group Corp Com Stk (APG) 0.3 $8.1M 200k 40.52
BorgWarner (BWA) 0.3 $8.1M 149k 54.26
Associated Banc- (ASB) 0.3 $8.1M 311k 25.86
Planet Labs Pbc Com Cl A (PL) 0.3 $8.0M 286k 27.95
Arcosa (ACA) 0.3 $7.9M 75k 106.14
Phibro Animal Health Corp Cl A Com (PAHC) 0.3 $7.9M 143k 55.31
WESCO International (WCC) 0.3 $7.8M 28k 273.62
Kratos Defense & Sec Solutio Com New (KTOS) 0.3 $7.7M 110k 70.51
Autodesk (ADSK) 0.3 $7.6M 32k 239.40
Liberty Energy Com Cl A (LBRT) 0.3 $7.6M 265k 28.80
Stifel Financial (SF) 0.2 $7.5M 102k 73.92
Bloom Energy Corp Com Cl A (BE) 0.2 $7.5M 55k 135.49
General Motors Company (GM) 0.2 $7.4M 99k 74.50
Moody's Corporation (MCO) 0.2 $7.4M 17k 436.25
Qxo Com New (QXO) 0.2 $7.3M 376k 19.42
Knight-swift Transn Hldgs In Cl A (KNX) 0.2 $7.3M 126k 57.58
Toll Brothers (TOL) 0.2 $7.0M 51k 136.47
Kulicke and Soffa Industries (KLIC) 0.2 $7.0M 106k 65.72
Spdr Gold Tr Gold Shs (GLD) 0.2 $7.0M 16k 430.29
IPG Photonics Corporation (IPGP) 0.2 $6.9M 61k 114.59
Arcutis Biotherapeutics (ARQT) 0.2 $6.9M 294k 23.56
Patrick Industries (PATK) 0.2 $6.9M 62k 111.07
Fastenal Company (FAST) 0.2 $6.9M 149k 46.40
Paymentus Holdings Com Cl A (PAY) 0.2 $6.9M 271k 25.40
Texas Roadhouse (TXRH) 0.2 $6.8M 41k 165.14
Cheniere Energy Com New (LNG) 0.2 $6.8M 24k 283.76
Charles River Laboratories (CRL) 0.2 $6.8M 39k 172.50
Atmus Filtration Technologies Ord (ATMU) 0.2 $6.8M 119k 56.77
Chesapeake Energy Corp (EXE) 0.2 $6.7M 61k 109.78
Old Dominion Freight Line (ODFL) 0.2 $6.6M 34k 195.40
Aar (AIR) 0.2 $6.6M 60k 109.46
Simpson Manufacturing (SSD) 0.2 $6.6M 38k 171.62
Ptc Therapeutics I (PTCT) 0.2 $6.3M 92k 68.13
Ultra Clean Holdings (UCTT) 0.2 $6.2M 100k 62.18
Sitime Corp (SITM) 0.2 $6.1M 18k 345.35
Lincoln Educational Services Corporation (LINC) 0.2 $6.1M 151k 40.68
W.W. Grainger (GWW) 0.2 $6.1M 5.6k 1090.81
Wyndham Hotels And Resorts (WH) 0.2 $6.1M 75k 81.23
Churchill Downs (CHDN) 0.2 $6.1M 68k 89.83
Bridgebio Pharma (BBIO) 0.2 $6.1M 82k 74.26
InterDigital (IDCC) 0.2 $6.0M 20k 302.00
Spinnaker Etf Series Select Stoxx Eur (EUAD) 0.2 $6.0M 147k 40.74
Onto Innovation (ONTO) 0.2 $6.0M 29k 205.07
Allison Transmission Hldngs I (ALSN) 0.2 $5.9M 51k 117.06
Brunswick Corporation (BC) 0.2 $5.8M 79k 72.76
Smucker J M Com New (SJM) 0.2 $5.7M 60k 96.44
Transocean Registered Shs (RIG) 0.2 $5.6M 837k 6.63
Marathon Petroleum Corp (MPC) 0.2 $5.5M 22k 244.18
Cognex Corporation (CGNX) 0.2 $5.4M 110k 48.99
Targa Res Corp (TRGP) 0.2 $5.4M 22k 250.73
Citigroup Com New (C) 0.2 $5.4M 48k 113.41
Solaris Energy Infras Com Cl A (SEI) 0.2 $5.3M 94k 56.51
Murphy Usa (MUSA) 0.2 $5.3M 11k 493.97
Boeing Company (BA) 0.2 $5.2M 26k 199.03
Fastly Cl A (FSLY) 0.2 $5.2M 178k 29.06
Ishares Tr Rus 1000 Val Etf (IWD) 0.2 $5.1M 24k 213.67
Nlight (LASR) 0.2 $5.1M 90k 57.02
Enova Intl (ENVA) 0.2 $5.1M 38k 135.83
Xpo Logistics Inc equity (XPO) 0.2 $5.0M 26k 194.55
ESCO Technologies (ESE) 0.2 $5.0M 18k 281.37
Plexus (PLXS) 0.2 $5.0M 25k 202.54
Myr (MYRG) 0.2 $5.0M 18k 282.32
Medpace Hldgs (MEDP) 0.2 $4.8M 10k 480.19
J.B. Hunt Transport Services (JBHT) 0.2 $4.8M 23k 211.90
Vita Coco Co Inc/the (COCO) 0.2 $4.7M 98k 47.91
Allegro Microsystems Ord (ALGM) 0.2 $4.6M 147k 31.53
Energy Transfer Com Ut Ltd Ptn (ET) 0.2 $4.6M 238k 19.30
Rhythm Pharmaceuticals (RYTM) 0.2 $4.5M 52k 86.97
Terex Corporation (TEX) 0.1 $4.4M 75k 59.10
Ford Motor Company (F) 0.1 $4.4M 380k 11.54
Jfrog Ord Shs (FROG) 0.1 $4.4M 93k 46.93
Home Depot (HD) 0.1 $4.2M 13k 328.89
Novanta (NOVT) 0.1 $4.1M 35k 118.11
Manhattan Associates (MANH) 0.1 $4.1M 31k 133.12
Timken Company (TKR) 0.1 $4.1M 40k 100.57
Tc Energy Corp (TRP) 0.1 $4.1M 65k 62.60
Healthequity (HQY) 0.1 $4.1M 49k 83.57
Morgan Stanley Com New (MS) 0.1 $3.9M 24k 164.57
Axsome Therapeutics (AXSM) 0.1 $3.9M 23k 169.02
Iqvia Holdings (IQV) 0.1 $3.9M 23k 170.54
Kinder Morgan (KMI) 0.1 $3.8M 115k 33.53
Axon Enterprise (AXON) 0.1 $3.8M 8.9k 424.69
Xenon Pharmaceuticals (XENE) 0.1 $3.8M 65k 58.15
Micron Technology (MU) 0.1 $3.7M 11k 337.84
Regal-beloit Corporation (RRX) 0.1 $3.6M 19k 187.26
Tempur-Pedic International (SGI) 0.1 $3.6M 49k 73.92
Robinhood Mkts Com Cl A (HOOD) 0.1 $3.5M 50k 69.30
Occidental Petroleum Corporation (OXY) 0.1 $3.4M 53k 65.00
Twilio Cl A (TWLO) 0.1 $3.4M 27k 125.82
Jones Lang LaSalle Incorporated (JLL) 0.1 $3.3M 11k 304.32
Bel Fuse CL B (BELFB) 0.1 $3.2M 16k 197.98
Irhythm Technologies (IRTC) 0.1 $3.2M 27k 118.02
Oneok (OKE) 0.1 $3.1M 35k 90.39
Coinbase Global Com Cl A (COIN) 0.1 $3.1M 18k 174.61
Invesco Qqq Tr Unit Ser 1 (QQQ) 0.1 $3.1M 5.3k 577.18
National Vision Hldgs (EYE) 0.1 $3.0M 118k 25.90
Enterprise Products Partners (EPD) 0.1 $3.0M 80k 37.84
Figs Cl A (FIGS) 0.1 $2.9M 199k 14.77
Costco Wholesale Corporation (COST) 0.1 $2.8M 2.8k 996.43
Madrigal Pharmaceuticals (MDGL) 0.1 $2.8M 5.3k 523.47
Marriott Intl Cl A (MAR) 0.1 $2.7M 8.4k 327.07
Enbridge (ENB) 0.1 $2.7M 50k 54.14
Hyatt Hotels Corp Com Cl A (H) 0.1 $2.6M 18k 143.79
United Rentals (URI) 0.1 $2.5M 3.4k 728.56
Cogent Biosciences (COGT) 0.1 $2.5M 64k 38.49
Celsius Hldgs Com New (CELH) 0.1 $2.4M 68k 35.48
MPLX Com Unit Rep Ltd (MPLX) 0.1 $2.4M 42k 57.07
Magnolia Oil & Gas Corp Cl A (MGY) 0.1 $2.4M 75k 31.57
Camtek Ord (CAMT) 0.1 $2.3M 15k 151.61
Coeur Mng Com New (CDE) 0.1 $2.3M 123k 18.77
Xometry Class A Com (XMTR) 0.1 $2.2M 55k 40.84
Applied Optoelectronics (AAOI) 0.1 $2.2M 26k 84.59
Ishares Tr Rus Md Cp Gr Etf (IWP) 0.1 $2.0M 16k 128.12
Ftai Aviation SHS (FTAI) 0.1 $1.9M 7.8k 245.00
Mercury Computer Systems (MRCY) 0.1 $1.8M 25k 72.91
Valero Energy Corporation (VLO) 0.1 $1.8M 7.4k 247.08
Ferrari Nv Ord (RACE) 0.1 $1.8M 5.3k 338.45
Archrock (AROC) 0.1 $1.8M 51k 34.80
Dick's Sporting Goods (DKS) 0.1 $1.7M 8.4k 198.29
Lincoln Electric Holdings (LECO) 0.1 $1.7M 6.7k 249.08
Ishares Tr Rus 1000 Grw Etf (IWF) 0.1 $1.6M 3.8k 426.40
Plains All Amern Pipeline L Unit Ltd Partn (PAA) 0.1 $1.6M 71k 22.33
Teradyne (TER) 0.1 $1.6M 5.2k 296.46
Constellation Energy (CEG) 0.0 $1.4M 5.1k 279.25
Realreal (REAL) 0.0 $1.4M 157k 9.08
Dt Midstream Common Stock (DTM) 0.0 $1.3M 9.8k 134.67
Insmed Com Par $.01 (INSM) 0.0 $1.3M 7.8k 163.52
Viper Energy Cl A (VNOM) 0.0 $1.1M 24k 46.99
Hess Midstream Cl A Shs (HESM) 0.0 $1.1M 29k 38.87
Ishares Tr Iboxx Inv Cp Etf (LQD) 0.0 $1.1M 10k 108.99
C H Robinson Worldwide In Com New (CHRW) 0.0 $1.1M 6.6k 166.07
First Solar (FSLR) 0.0 $1.1M 5.4k 197.26
Martin Marietta Materials (MLM) 0.0 $1.0M 1.8k 588.68
Cme (CME) 0.0 $1.0M 3.4k 295.35
Antero Midstream Corp antero midstream (AM) 0.0 $996k 44k 22.80
Advanced Drain Sys Inc Del (WMS) 0.0 $986k 7.2k 137.13
First Tr Exchange-traded Gbl Wnd Enrg Etf (FAN) 0.0 $975k 39k 24.74
Woodward Governor Company (WWD) 0.0 $974k 2.7k 357.92
Sunoco Lp/sunoco Fin Corp Com Ut Rep Lp (SUN) 0.0 $939k 15k 64.97
Rocket Lab Corp (RKLB) 0.0 $931k 15k 64.22
Qualcomm (QCOM) 0.0 $895k 7.0k 128.78
Kodiak Gas Svcs (KGS) 0.0 $894k 15k 58.32
TransDigm Group Incorporated (TDG) 0.0 $892k 770.00 1158.96
MasTec (MTZ) 0.0 $866k 2.7k 321.74
Ishares Tr Europe Etf (IEV) 0.0 $822k 12k 67.94
Nextdecade Corp (NEXT) 0.0 $814k 106k 7.66
American Express Company (AXP) 0.0 $809k 2.7k 302.48
Guidewire Software (GWRE) 0.0 $775k 5.2k 149.56
Quanta Services (PWR) 0.0 $758k 1.4k 549.02
National Fuel Gas (NFG) 0.0 $720k 7.7k 93.96
Comstock Resources (CRK) 0.0 $703k 33k 21.08
Flextronics Intl Ord (FLEX) 0.0 $693k 11k 65.46
Emcor (EME) 0.0 $672k 910.00 738.31
Entergy Corporation (ETR) 0.0 $671k 6.0k 112.36
Paccar (PCAR) 0.0 $667k 5.8k 115.50
Golar Lng SHS (GLNG) 0.0 $661k 12k 54.11
Carpenter Technology Corporation (CRS) 0.0 $631k 1.6k 394.15
Vistra Energy (VST) 0.0 $625k 4.2k 150.33
Nextera Energy (NEE) 0.0 $618k 6.7k 92.88
Talen Energy Corp (TLN) 0.0 $613k 1.9k 319.23
Bkv Corp (BKV) 0.0 $556k 20k 28.52
Intuitive Surgical Com New (ISRG) 0.0 $553k 1.2k 460.99
Western Midstream Partners L Com Unit Lp Int (WES) 0.0 $551k 13k 41.17
Procter & Gamble Company (PG) 0.0 $549k 3.8k 144.44
Synopsys (SNPS) 0.0 $544k 1.4k 396.48
Usa Compression Partners Com Unit Ltdpar (USAC) 0.0 $542k 20k 27.12
Lumentum Hldgs (LITE) 0.0 $541k 770.00 702.76
Genesis Energy Unit Ltd Partn (GEL) 0.0 $535k 30k 17.83
Matador Resources (MTDR) 0.0 $528k 8.4k 63.18
Kinetik Holdings Com New Cl A (KNTK) 0.0 $502k 10k 48.41
Cintas Corporation (CTAS) 0.0 $501k 3.0k 169.14
Rocket Cos Com Cl A (RKT) 0.0 $498k 35k 14.25
EOG Resources (EOG) 0.0 $434k 3.0k 144.57
Starbucks Corporation (SBUX) 0.0 $414k 4.6k 89.59
Ishares Tr Rus 2000 Grw Etf (IWO) 0.0 $377k 1.2k 313.81
FedEx Corporation (FDX) 0.0 $356k 1.0k 356.18
Ishares Msci Japan Etf (EWJ) 0.0 $327k 3.9k 84.44
Vertex Pharmaceuticals Incorporated (VRTX) 0.0 $326k 730.00 446.54
Coca-Cola Company (KO) 0.0 $258k 3.4k 76.05
Moog Cl A (MOG.A) 0.0 $252k 860.00 292.64
Powell Industries (POWL) 0.0 $222k 410.00 541.08
Freeport Mcmoran CL B (FCX) 0.0 $212k 3.6k 58.78
Eaton Corp SHS (ETN) 0.0 $211k 590.00 357.67
Ishares Msci Cda Etf (EWC) 0.0 $201k 3.7k 54.79
Ishares Tr Rus 2000 Val Etf (IWN) 0.0 $201k 1.1k 189.59
Illinois Tool Works (ITW) 0.0 $200k 770.00 260.29
Primoris Services (PRIM) 0.0 $199k 1.4k 143.04
Nrg Energy Com New (NRG) 0.0 $191k 1.3k 146.14
Gentex Corporation (GNTX) 0.0 $188k 8.6k 21.85
Iren Ordinary Shares (IREN) 0.0 $180k 5.3k 34.28
Ishares Msci Taiwan Etf (EWT) 0.0 $178k 2.5k 70.92
Cummins (CMI) 0.0 $161k 300.00 538.02
Trimble Navigation (TRMB) 0.0 $141k 2.2k 65.23
Ishares Tr Msci Emg Mkt Etf (EEM) 0.0 $114k 2.0k 56.79
Stryker Corporation (SYK) 0.0 $112k 340.00 328.59
Fiserv (FISV) 0.0 $112k 2.0k 55.80
Nike CL B (NKE) 0.0 $106k 2.0k 52.82
Ishares Msci Aust Etf (EWA) 0.0 $105k 3.8k 27.76
Ishares Msci Sth Kor Etf (EWY) 0.0 $103k 840.00 123.01
Pfizer (PFE) 0.0 $83k 3.0k 28.08
Southwest Airlines (LUV) 0.0 $59k 1.6k 37.57
RPM International (RPM) 0.0 $58k 580.00 99.40
F5 Networks (FFIV) 0.0 $41k 140.00 289.33
Paychex (PAYX) 0.0 $33k 360.00 92.12
Sealed Air 0.0 $30k 720.00 42.05