CastleArk Management

Castleark Management as of Dec. 31, 2025

Portfolio Holdings for Castleark Management

Castleark Management holds 294 positions in its portfolio as reported in the December 2025 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
NVIDIA Corporation (NVDA) 7.7 $263M 1.4M 186.50
Microsoft Corporation (MSFT) 5.2 $179M 370k 483.62
Alphabet Cap Stk Cl A (GOOGL) 3.5 $120M 382k 313.00
Amazon (AMZN) 3.2 $109M 472k 230.82
Apple (AAPL) 3.1 $105M 387k 271.86
Eli Lilly & Co. (LLY) 2.6 $88M 82k 1074.68
Spdr Series Trust State Street Spd (SPIB) 2.5 $85M 2.5M 33.81
Meta Platforms Cl A (META) 2.4 $81M 122k 660.09
Vanguard Scottsdale Fds Mtg-bkd Secs Etf (VMBS) 2.4 $80M 1.7M 47.08
Ishares Tr Us Treas Bd Etf (GOVT) 2.3 $77M 3.3M 23.02
Broadcom (AVGO) 2.1 $71M 206k 346.10
Lam Research Corp Com New (LRCX) 1.9 $64M 373k 171.18
Charles Schwab Corporation (SCHW) 1.8 $62M 623k 99.91
Visa Com Cl A (V) 1.8 $60M 171k 350.71
Mastercard Incorporated Cl A (MA) 1.7 $59M 103k 570.88
Shopify Cl A Sub Vtg Shs (SHOP) 1.6 $56M 345k 160.97
Arista Networks Com Shs (ANET) 1.6 $54M 411k 131.03
Servicenow (NOW) 1.2 $41M 270k 153.19
Spdr Series Trust State Street Spd (SPTS) 1.1 $39M 1.3M 29.28
Blackstone Group Inc Com Cl A (BX) 1.1 $38M 244k 154.14
Gilead Sciences (GILD) 1.0 $34M 277k 122.74
Ishares Tr Msci Eafe Etf (EFA) 1.0 $33M 348k 96.03
Snowflake Com Shs (SNOW) 1.0 $33M 151k 219.36
Microchip Technology (MCHP) 1.0 $33M 516k 63.72
Ge Vernova (GEV) 0.9 $31M 48k 653.57
Ulta Salon, Cosmetics & Fragrance (ULTA) 0.9 $30M 50k 605.01
Booking Holdings (BKNG) 0.9 $29M 5.5k 5355.33
Ishares Tr 10-20 Yr Trs Etf (TLH) 0.8 $26M 258k 101.67
Uber Technologies (UBER) 0.7 $25M 309k 81.71
Insulet Corporation (PODD) 0.7 $23M 81k 284.24
Advanced Micro Devices (AMD) 0.7 $22M 105k 214.16
Vertiv Holdings Com Cl A (VRT) 0.6 $20M 125k 162.01
Ishares Tr Mbs Etf (MBB) 0.6 $19M 204k 95.22
Spotify Technology S A SHS (SPOT) 0.6 $19M 34k 580.71
Ge Aerospace Com New (GE) 0.6 $19M 61k 308.03
Tapestry (TPR) 0.5 $18M 142k 127.77
Delta Air Lines Inc Del Com New (DAL) 0.5 $18M 261k 69.40
Vanguard Scottsdale Fds Lg-term Cor Bd (VCLT) 0.5 $18M 237k 75.85
Guardant Health (GH) 0.5 $17M 165k 102.14
Analog Devices (ADI) 0.5 $17M 61k 271.20
Old Dominion Freight Line (ODFL) 0.4 $15M 96k 156.80
JPMorgan Chase & Co. (JPM) 0.4 $14M 45k 322.22
Eaton Corp SHS (ETN) 0.4 $14M 45k 318.51
Ascendis Pharma A/s Sponsored Adr (ASND) 0.4 $14M 66k 213.24
Morgan Stanley Com New (MS) 0.4 $14M 80k 177.53
Ishares Tr Ishs 5-10yr Invt (IGIB) 0.4 $14M 260k 53.88
TJX Companies (TJX) 0.4 $14M 91k 153.61
Citigroup Com New (C) 0.4 $14M 118k 116.69
Dycom Industries (DY) 0.4 $13M 38k 337.90
Tesla Motors (TSLA) 0.4 $13M 28k 449.72
Wal-Mart Stores (WMT) 0.4 $13M 113k 111.41
Ligand Pharmaceuticals Com New (LGND) 0.4 $13M 67k 189.07
Stifel Financial (SF) 0.4 $12M 99k 125.22
Sitime Corp (SITM) 0.3 $12M 34k 353.19
Kratos Defense & Sec Solutio Com New (KTOS) 0.3 $12M 153k 75.91
Lumentum Hldgs (LITE) 0.3 $12M 31k 368.59
EQT Corporation (EQT) 0.3 $11M 206k 53.60
Taiwan Semiconductor Mfg Sponsored Ads (TSM) 0.3 $11M 36k 303.89
Piper Jaffray Companies (PIPR) 0.3 $11M 33k 339.71
Evercore Class A (EVR) 0.3 $11M 32k 340.25
Sanmina (SANM) 0.3 $11M 73k 150.07
Boeing Company (BA) 0.3 $11M 49k 217.12
Advanced Energy Industries (AEIS) 0.3 $10M 49k 209.37
Spx Corp (SPXC) 0.3 $10M 50k 200.06
Xometry Class A Com (XMTR) 0.3 $10M 168k 59.47
Spdr Series Trust State Street Spd (XBI) 0.3 $9.9M 81k 121.93
Firstcash Holdings (FCFS) 0.3 $9.8M 61k 159.38
Genedx Holdings Corp Com Cl A (WGS) 0.3 $9.6M 74k 130.06
CECO Environmental (CECO) 0.3 $9.4M 157k 59.85
Rocket Cos Com Cl A (RKT) 0.3 $9.3M 482k 19.36
InterDigital (IDCC) 0.3 $9.2M 29k 318.38
Nextpower Class A Com (NXT) 0.3 $9.2M 106k 87.11
Five Below (FIVE) 0.3 $9.1M 48k 188.36
TTM Technologies (TTMI) 0.3 $9.1M 132k 69.00
Arcutis Biotherapeutics (ARQT) 0.3 $9.0M 309k 29.04
Garrett Motion (GTX) 0.3 $9.0M 514k 17.43
Technipfmc (FTI) 0.3 $9.0M 201k 44.56
Irhythm Technologies (IRTC) 0.3 $8.9M 50k 177.44
Digitalocean Hldgs (DOCN) 0.3 $8.9M 185k 48.12
John Bean Technologies Corporation (JBTM) 0.3 $8.8M 59k 150.67
Rambus (RMBS) 0.3 $8.8M 96k 91.89
Bridgebio Pharma (BBIO) 0.3 $8.7M 114k 76.49
Planet Fitness Cl A (PLNT) 0.3 $8.7M 80k 108.47
Select Sector Spdr Tr State Street Hea (XLV) 0.3 $8.7M 56k 154.80
Mercury Computer Systems (MRCY) 0.3 $8.6M 119k 73.01
Madrigal Pharmaceuticals (MDGL) 0.2 $8.4M 15k 582.34
WESCO International (WCC) 0.2 $8.4M 34k 244.64
Ferrari Nv Ord (RACE) 0.2 $8.3M 22k 369.56
Ishares Tr 20 Yr Tr Bd Etf (TLT) 0.2 $8.2M 95k 87.16
Hci (HCI) 0.2 $8.2M 43k 191.69
Mirion Technologies Com Cl A (MIR) 0.2 $8.2M 348k 23.42
Antero Res (AR) 0.2 $8.1M 234k 34.46
General Motors Company (GM) 0.2 $8.1M 99k 81.32
Api Group Corp Com Stk (APG) 0.2 $8.1M 211k 38.26
Capital One Financial (COF) 0.2 $8.0M 33k 242.36
Caterpillar (CAT) 0.2 $8.0M 14k 572.87
Pegasystems (PEGA) 0.2 $8.0M 133k 59.72
Valmont Industries (VMI) 0.2 $7.9M 20k 402.32
Kiniksa Pharmaceuticals Intl Ord Shs Cl A (KNSA) 0.2 $7.9M 192k 41.25
Credo Technology Group Holdi Ordinary Shares (CRDO) 0.2 $7.9M 55k 143.89
Helios Technologies (HLIO) 0.2 $7.8M 147k 53.49
Celsius Hldgs Com New (CELH) 0.2 $7.8M 170k 45.74
National Vision Hldgs (EYE) 0.2 $7.7M 300k 25.82
Gates Indl Corp Ord Shs (GTES) 0.2 $7.7M 358k 21.47
Planet Labs Pbc Com Cl A (PL) 0.2 $7.7M 390k 19.72
Semtech Corporation (SMTC) 0.2 $7.6M 103k 73.69
Williams Companies (WMB) 0.2 $7.6M 126k 60.11
Marriott Intl Cl A (MAR) 0.2 $7.5M 24k 310.24
Associated Banc- (ASB) 0.2 $7.5M 290k 25.76
Signet Jewelers SHS (SIG) 0.2 $7.4M 89k 82.88
Xpo Logistics Inc equity (XPO) 0.2 $7.4M 54k 135.91
Ptc Therapeutics I (PTCT) 0.2 $7.4M 97k 75.96
Hyatt Hotels Corp Com Cl A (H) 0.2 $7.2M 45k 160.32
Krystal Biotech (KRYS) 0.2 $7.2M 29k 246.54
Aar (AIR) 0.2 $7.2M 87k 82.79
ESCO Technologies (ESE) 0.2 $7.2M 37k 195.39
BorgWarner (BWA) 0.2 $7.1M 157k 45.06
Impinj (PI) 0.2 $7.1M 41k 174.01
Solaris Energy Infras Com Cl A (SEI) 0.2 $6.9M 151k 45.97
Rhythm Pharmaceuticals (RYTM) 0.2 $6.9M 65k 107.04
Dollar General (DG) 0.2 $6.9M 52k 132.77
Tutor Perini Corporation (TPC) 0.2 $6.9M 102k 67.02
Sterling Construction Company (STRL) 0.2 $6.8M 22k 306.23
Onto Innovation (ONTO) 0.2 $6.8M 43k 157.86
Herc Hldgs (HRI) 0.2 $6.8M 46k 148.38
Turning Pt Brands (TPB) 0.2 $6.7M 62k 108.40
Ishares Silver Tr Ishares (SLV) 0.2 $6.6M 103k 64.42
Element Solutions (ESI) 0.2 $6.6M 264k 24.99
Lattice Semiconductor (LSCC) 0.2 $6.6M 89k 73.58
Simpson Manufacturing (SSD) 0.2 $6.5M 40k 161.47
Spdr Gold Tr Gold Shs (GLD) 0.2 $6.5M 16k 396.31
Charles River Laboratories (CRL) 0.2 $6.4M 32k 199.48
Chesapeake Energy Corp (EXE) 0.2 $6.4M 58k 110.36
Adaptive Biotechnologies Cor (ADPT) 0.2 $6.3M 391k 16.24
Alphatec Hldgs Com New (ATEC) 0.2 $6.2M 296k 21.04
Viavi Solutions Inc equities (VIAV) 0.2 $6.2M 349k 17.82
Spinnaker Etf Series Select Stoxx Eur (EUAD) 0.2 $6.2M 147k 42.13
Bloom Energy Corp Com Cl A (BE) 0.2 $6.0M 70k 86.89
Hasbro (HAS) 0.2 $6.0M 73k 82.00
Fabrinet SHS (FN) 0.2 $6.0M 13k 455.28
Brightspring Health Svcs (BTSG) 0.2 $5.9M 159k 37.45
Patrick Industries (PATK) 0.2 $5.8M 54k 108.43
Topbuild (BLD) 0.2 $5.8M 14k 417.19
Robinhood Mkts Com Cl A (HOOD) 0.2 $5.7M 50k 113.10
Medpace Hldgs (MEDP) 0.2 $5.7M 10k 561.65
VSE Corporation (VSEC) 0.2 $5.6M 33k 172.77
Bel Fuse CL B (BELFB) 0.2 $5.6M 33k 169.63
Axon Enterprise (AXON) 0.2 $5.6M 9.8k 567.93
Toll Brothers (TOL) 0.2 $5.6M 41k 135.22
United Rentals (URI) 0.2 $5.5M 6.8k 809.32
Churchill Downs (CHDN) 0.2 $5.5M 49k 113.78
Cheniere Energy Com New (LNG) 0.2 $5.5M 28k 194.39
Qxo Com New (QXO) 0.2 $5.5M 284k 19.29
Ncino (NCNO) 0.2 $5.3M 205k 25.64
Constellation Energy (CEG) 0.2 $5.2M 15k 353.27
Zeta Global Holdings Corp Cl A (ZETA) 0.2 $5.2M 256k 20.35
Arcosa (ACA) 0.2 $5.2M 49k 106.32
Ishares Tr Rus 1000 Val Etf (IWD) 0.1 $5.1M 24k 210.34
Ford Motor Company (F) 0.1 $5.0M 380k 13.12
Capri Holdings SHS (CPRI) 0.1 $5.0M 204k 24.40
Transocean Registered Shs (RIG) 0.1 $4.7M 1.1M 4.13
Tempur-Pedic International (SGI) 0.1 $4.6M 51k 89.28
Texas Roadhouse (TXRH) 0.1 $4.5M 27k 166.00
Hub Group Cl A (HUBG) 0.1 $4.5M 105k 42.61
Axsome Therapeutics (AXSM) 0.1 $4.4M 24k 182.64
Home Depot (HD) 0.1 $4.4M 13k 344.10
Barclays Adr (BCS) 0.1 $4.2M 165k 25.45
Coinbase Global Com Cl A (COIN) 0.1 $4.0M 18k 226.14
Energy Transfer Com Ut Ltd Ptn (ET) 0.1 $3.9M 238k 16.49
Haemonetics Corporation (HAE) 0.1 $3.9M 48k 80.15
Jones Lang LaSalle Incorporated (JLL) 0.1 $3.8M 11k 336.47
Targa Res Corp (TRGP) 0.1 $3.6M 19k 184.50
Xeris Pharmaceuticals (XERS) 0.1 $3.5M 446k 7.85
Mednax (MD) 0.1 $3.4M 159k 21.39
Listed Fds Tr Roundhill Magnif (MAGS) 0.1 $3.3M 50k 65.96
Invesco Qqq Tr Unit Ser 1 (QQQ) 0.1 $3.3M 5.3k 614.31
Kinder Morgan (KMI) 0.1 $3.2M 115k 27.49
Talen Energy Corp (TLN) 0.1 $3.0M 8.1k 374.84
Crane Company Common Stock (CR) 0.1 $3.0M 16k 184.43
Silicon Laboratories (SLAB) 0.1 $3.0M 23k 130.70
Crinetics Pharmaceuticals In (CRNX) 0.1 $2.9M 63k 46.55
Tc Energy Corp (TRP) 0.1 $2.9M 53k 55.01
Valero Energy Corporation (VLO) 0.1 $2.9M 18k 162.79
MPLX Com Unit Rep Ltd (MPLX) 0.1 $2.8M 53k 53.37
Quanta Services (PWR) 0.1 $2.8M 6.7k 422.06
Calix (CALX) 0.1 $2.8M 53k 52.93
IPG Photonics Corporation (IPGP) 0.1 $2.8M 39k 71.60
Camtek Ord (CAMT) 0.1 $2.6M 25k 106.34
Range Resources (RRC) 0.1 $2.6M 74k 35.26
Enterprise Products Partners (EPD) 0.1 $2.5M 80k 32.06
AeroVironment (AVAV) 0.1 $2.5M 10k 241.89
Baker Hughes Company Cl A (BKR) 0.1 $2.4M 53k 45.54
Costco Wholesale Corporation (COST) 0.1 $2.4M 2.8k 862.34
Enbridge (ENB) 0.1 $2.4M 50k 47.83
Thredup Cl A (TDUP) 0.1 $2.4M 373k 6.39
Alphabet Cap Stk Cl C (GOOG) 0.1 $2.2M 7.0k 313.80
Ishares Tr Rus Md Cp Gr Etf (IWP) 0.1 $2.2M 16k 136.94
Ionq Inc Pipe (IONQ) 0.1 $2.2M 48k 44.87
Ameresco Cl A (AMRC) 0.1 $2.2M 74k 29.29
Emcor (EME) 0.1 $2.1M 3.4k 611.79
Palo Alto Networks (PANW) 0.1 $2.1M 11k 184.20
Vistra Energy (VST) 0.1 $1.9M 12k 161.33
Vita Coco Co Inc/the (COCO) 0.1 $1.9M 37k 53.01
Oneok (OKE) 0.1 $1.9M 26k 73.50
MasTec (MTZ) 0.1 $1.8M 8.5k 217.37
Ishares Tr Rus 1000 Grw Etf (IWF) 0.1 $1.8M 3.8k 473.30
Dick's Sporting Goods (DKS) 0.0 $1.7M 8.4k 197.97
Arlo Technologies (ARLO) 0.0 $1.7M 118k 13.99
Magnolia Oil & Gas Corp Cl A (MGY) 0.0 $1.6M 75k 21.89
Lincoln Electric Holdings (LECO) 0.0 $1.6M 6.7k 239.64
Modine Manufacturing (MOD) 0.0 $1.6M 12k 133.51
Ftai Aviation SHS (FTAI) 0.0 $1.5M 7.8k 196.85
Hdfc Bank Sponsored Ads (HDB) 0.0 $1.5M 41k 36.54
Western Midstream Partners L Com Unit Lp Int (WES) 0.0 $1.4M 36k 39.50
Insmed Com Par $.01 (INSM) 0.0 $1.4M 7.8k 174.04
Archrock (AROC) 0.0 $1.3M 51k 26.02
Genius Sports Shares Cl A (GENI) 0.0 $1.3M 119k 11.02
Hess Midstream Cl A Shs (HESM) 0.0 $1.3M 38k 34.50
Plains All Amern Pipeline L Unit Ltd Partn (PAA) 0.0 $1.3M 71k 17.96
Ishares Tr Iboxx Inv Cp Etf (LQD) 0.0 $1.2M 11k 110.19
Qualcomm (QCOM) 0.0 $1.2M 7.0k 171.05
Dt Midstream Common Stock (DTM) 0.0 $1.2M 9.8k 119.68
J.B. Hunt Transport Services (JBHT) 0.0 $1.1M 5.7k 194.34
Martin Marietta Materials (MLM) 0.0 $1.1M 1.8k 622.66
C H Robinson Worldwide Com New (CHRW) 0.0 $1.1M 6.6k 160.76
Sofi Technologies (SOFI) 0.0 $1.0M 39k 26.18
Guidewire Software (GWRE) 0.0 $1.0M 5.1k 201.01
TransDigm Group Incorporated (TDG) 0.0 $1.0M 770.00 1329.85
Ishares Tr Europe Etf (IEV) 0.0 $993k 15k 68.60
American Express Company (AXP) 0.0 $990k 2.7k 369.95
Occidental Petroleum Corporation (OXY) 0.0 $950k 23k 41.12
Nordson Corporation (NDSN) 0.0 $943k 3.9k 240.43
Cme (CME) 0.0 $929k 3.4k 273.08
Antero Midstream Corp antero midstream (AM) 0.0 $928k 52k 17.79
Teradyne (TER) 0.0 $865k 4.5k 193.56
Penumbra (PEN) 0.0 $835k 2.7k 310.91
Carpenter Technology Corporation (CRS) 0.0 $812k 2.6k 314.84
Elanco Animal Health (ELAN) 0.0 $781k 35k 22.63
First Solar (FSLR) 0.0 $758k 2.9k 261.23
Sunoco Lp/sunoco Fin Corp Com Ut Rep Lp (SUN) 0.0 $757k 15k 52.41
Rocket Lab Corp (RKLB) 0.0 $730k 11k 69.76
Intuitive Surgical Com New (ISRG) 0.0 $680k 1.2k 566.36
Synopsys (SNPS) 0.0 $645k 1.4k 469.72
Paccar (PCAR) 0.0 $632k 5.8k 109.51
Nextdecade Corp (NEXT) 0.0 $560k 106k 5.27
Cintas Corporation (CTAS) 0.0 $557k 3.0k 188.07
Ishares Tr Rus 2000 Grw Etf (IWO) 0.0 $556k 1.7k 323.01
Celestica (CLS) 0.0 $547k 1.9k 295.61
Procter & Gamble Company (PG) 0.0 $545k 3.8k 143.31
Genesis Energy Unit Ltd Partn (GEL) 0.0 $468k 30k 15.60
Usa Compression Partners Com Unit Ltdpar (USAC) 0.0 $460k 20k 23.00
Golar Lng SHS (GLNG) 0.0 $454k 12k 37.21
First Tr Exchange-traded Gbl Wnd Enrg Etf (FAN) 0.0 $435k 21k 20.47
Viper Energy Cl A (VNOM) 0.0 $425k 11k 38.63
Comstock Resources (CRK) 0.0 $417k 18k 23.18
Ishares Msci Japan Etf (EWJ) 0.0 $398k 4.9k 80.74
Kodiak Gas Svcs (KGS) 0.0 $396k 11k 37.40
Starbucks Corporation (SBUX) 0.0 $389k 4.6k 84.21
Kinetik Holdings Com New Cl A (KNTK) 0.0 $374k 10k 36.05
Matador Resources (MTDR) 0.0 $354k 8.4k 42.44
Flex Ord (FLEX) 0.0 $345k 5.7k 60.42
Vertex Pharmaceuticals Incorporated (VRTX) 0.0 $331k 730.00 453.36
National Fuel Gas (NFG) 0.0 $331k 4.1k 80.06
Nrg Energy Com New (NRG) 0.0 $328k 2.1k 159.24
EOG Resources (EOG) 0.0 $315k 3.0k 105.01
Entergy Corporation (ETR) 0.0 $298k 3.2k 92.43
FedEx Corporation (FDX) 0.0 $289k 1.0k 288.86
Nextera Energy (NEE) 0.0 $288k 3.6k 80.28
Bkv Corp (BKV) 0.0 $285k 11k 27.15
Fastenal Company (FAST) 0.0 $278k 6.9k 40.13
Powell Industries (POWL) 0.0 $265k 830.00 318.78
Coca-Cola Company (KO) 0.0 $238k 3.4k 69.91
Ishares Tr Rus 2000 Val Etf (IWN) 0.0 $234k 1.3k 181.21
Moog Cl A (MOG.A) 0.0 $210k 860.00 243.55
Gentex Corporation (GNTX) 0.0 $201k 8.6k 23.27
Ishares Msci Taiwan Etf (EWT) 0.0 $199k 3.1k 63.53
Ishares Msci Cda Etf (EWC) 0.0 $198k 3.7k 53.93
Illinois Tool Works (ITW) 0.0 $190k 770.00 246.30
Trimble Navigation (TRMB) 0.0 $169k 2.2k 78.35
Cummins (CMI) 0.0 $153k 300.00 510.45
Primoris Services (PRIM) 0.0 $139k 1.1k 124.14
Fiserv (FI) 0.0 $134k 2.0k 67.17
Nike CL B (NKE) 0.0 $127k 2.0k 63.71
Stryker Corporation (SYK) 0.0 $120k 340.00 351.47
Ishares Tr Msci Emg Mkt Etf (EEM) 0.0 $109k 2.0k 54.71
Freeport-mcmoran CL B (FCX) 0.0 $99k 2.0k 50.79
Ishares Msci Aust Etf (EWA) 0.0 $99k 3.8k 26.19
Ishares Msci Sth Kor Etf (EWY) 0.0 $98k 1.0k 97.22
Pfizer (PFE) 0.0 $74k 3.0k 24.90
Southwest Airlines (LUV) 0.0 $65k 1.6k 41.33
RPM International (RPM) 0.0 $60k 580.00 104.00
Paychex (PAYX) 0.0 $40k 360.00 112.18
F5 Networks (FFIV) 0.0 $36k 140.00 255.26
Sealed Air (SEE) 0.0 $30k 720.00 41.43