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VOL. XII · NO. 117Established MMXIV · George Town, Grand CaymanAtlantic Edition · $4.50

The Cayman Journal

Finance · Business · Technology · Caribbean & Global Affairs
13F HOLDINGS REPORT

CASTLEARK MANAGEMENT LLC

Quarter ended Q3 2025 · Filed November 17, 2025 · Accession 0001106832-25-000008

Total Value
$3.57B
Positions
284
Other Managers
0
Confidential Omitted
No
View on SEC.gov

Holdings (284)

#IssuerTicker / CUSIPSharesValue% of Filing
1ADVISORS INNER CIRCLE FD II00791R6087,383,950$322.1M9.03%
2NVIDIA CORPORATIONNVDA1,377,516$257.0M7.21%
3MICROSOFT CORPMSFT361,604$187.3M5.25%
4META PLATFORMS INCMETA147,375$108.2M3.03%
5APPLE INCAAPL380,021$96.8M2.71%
6ALPHABET INCGOOG373,879$90.9M2.55%
7AMAZON COM INCAMZN390,607$85.8M2.40%
8SPDR SERIES TRUST78464A3752,519,370$85.4M2.39%
9VANGUARD SCOTTSDALE FDS92206C7711,705,540$80.1M2.25%
10ISHARES TR46429B2673,258,099$75.3M2.11%
11BROADCOM INCAVGO205,886$67.9M1.90%
12LAM RESEARCH CORPLRCX504,120$67.5M1.89%
13NETFLIX INCNFLX54,948$65.9M1.85%
14ARISTA NETWORKS INCANET402,479$58.6M1.64%
15SCHWAB CHARLES CORPSCHW-PJ611,674$58.4M1.64%
16MASTERCARD INCORPORATEDMA100,329$57.1M1.60%
17VISA INCV167,090$57.0M1.60%
18SHOPIFY INCSHOP338,244$50.3M1.41%
19SERVICENOW INCNOW52,978$48.8M1.37%
20BLACKSTONE INCBX239,174$40.9M1.15%
21SPDR SERIES TRUST78468R1011,334,080$39.1M1.10%
22ELI LILLY & COLLY44,553$34.0M0.95%
23SNOWFLAKE INCSNOW148,110$33.4M0.94%
24ISHARES TR464287465347,580$32.5M0.91%
25MICROCHIP TECHNOLOGY INC.MCHPP472,344$30.3M0.85%
26GE VERNOVA INCGEV46,573$28.6M0.80%
27ISHARES TR464288653258,432$26.6M0.75%
28UBER TECHNOLOGIES INCUBER257,268$25.2M0.71%
29SPOTIFY TECHNOLOGY S ASPOT32,751$22.9M0.64%
30DEXCOM INCDXCM300,249$20.2M0.57%
31ISHARES TR464288588196,905$18.7M0.53%
32VERTIV HOLDINGS COVRT122,201$18.4M0.52%
33VANGUARD SCOTTSDALE FDS92206C813236,450$18.4M0.51%
34JPMORGAN CHASE & CO.VYLD53,365$16.8M0.47%
35KRATOS DEFENSE & SEC SOLUTIO50077B207180,954$16.5M0.46%
36SPDR SERIES TRUST78464A714188,220$16.2M0.45%
37EATON CORP PLCETN43,052$16.1M0.45%
38GE AEROSPACE36960430152,740$15.9M0.44%
39GILEAD SCIENCES INCGILD141,032$15.7M0.44%
40INSULET CORPPODD50,497$15.6M0.44%
41TAIWAN SEMICONDUCTOR MFG LTD87403910055,610$15.5M0.44%
42HOME DEPOT INCHD37,270$15.1M0.42%
43ANALOG DEVICES INCADI59,476$14.6M0.41%
44WALMART INCWMT141,260$14.6M0.41%
45CONSTELLATION ENERGY CORPCEG44,030$14.5M0.41%
46CHENIERE ENERGY INCLNG61,301$14.4M0.40%
47ORACLE CORPORCL-PD51,200$14.4M0.40%
48MORGAN STANLEYMS-PQ90,240$14.3M0.40%
49BLOOM ENERGY CORPBE169,125$14.3M0.40%
50ISHARES TR464288638259,994$14.1M0.39%
51AEROVIRONMENT INCAVAV42,313$13.3M0.37%
52DELTA AIR LINES INC DELDAL229,490$13.0M0.37%
53RAMBUS INC DELRMBS110,838$11.5M0.32%
54LIGAND PHARMACEUTICALS INCLGNZZ64,676$11.5M0.32%
55STERLING INFRASTRUCTURE INCSTRL32,910$11.2M0.31%
56BOOKING HOLDINGS INCBKNG2,060$11.1M0.31%
57TJX COS INC NEW87254010976,940$11.1M0.31%
58LIFE360 INCLIFX100,802$10.7M0.30%
59LUMENTUM HLDGS INCLITE65,823$10.7M0.30%
60FERRARI N VRACE22,000$10.7M0.30%
61EVERCORE INCEVR31,086$10.5M0.29%
62NATIONAL VISION HLDGS INCEYE352,276$10.3M0.29%
63IRHYTHM TECHNOLOGIES INCIRTC58,393$10.0M0.28%
64GUARDANT HEALTH INCGH160,073$10.0M0.28%
65VISTRA CORPVST50,910$10.0M0.28%
66STIFEL FINL CORP86063010287,670$9.9M0.28%
67GATES INDL CORP PLCG39108108398,452$9.9M0.28%
68SITIME CORPSITM32,584$9.8M0.28%
69PNC FINL SVCS GROUP INC69347510548,240$9.7M0.27%
70INTERDIGITAL INCIDCC28,066$9.7M0.27%
71PIPER SANDLER COMPANIESPIPR27,846$9.7M0.27%
72EXPAND ENERGY CORPORATIONEXE89,240$9.5M0.27%
73SPX TECHNOLOGIES INCSPXC48,477$9.1M0.25%
74XOMETRY INCXMTR163,948$8.9M0.25%
75MARATHON PETE CORPMARA46,258$8.9M0.25%
76DYCOM INDS INC26747510130,026$8.8M0.25%
77GENIUS SPORTS LIMITEDGENI704,666$8.7M0.24%
78FABRINETFN23,797$8.7M0.24%
79NEXTRACKER INCNXT117,054$8.7M0.24%
80PLANET FITNESS INCPLNT82,515$8.6M0.24%
81ASCENDIS PHARMA A/SASND42,656$8.5M0.24%
82ISHARES TR46428743294,540$8.4M0.24%
83SPDR SERIES TRUST78464A54059,740$8.4M0.23%
84SIGNET JEWELERS LIMITEDSIG86,758$8.3M0.23%
85ADVANCED ENERGY INDS00797310047,713$8.1M0.23%
86SPDR SERIES TRUST78464A87080,890$8.1M0.23%
87PHILIP MORRIS INTL INC71817210949,855$8.1M0.23%
88AMERICAN SUPERCONDUCTOR CORPAMSC135,617$8.1M0.23%
89HCI GROUP INCHCIIP41,285$7.9M0.22%
90CITIGROUP INCC-PR77,944$7.9M0.22%
91CELSIUS HLDGS INCCELH137,502$7.9M0.22%
92ROYAL CARIBBEAN GROUPV7780T10324,310$7.9M0.22%
93MERCURY SYS INCMRCY101,468$7.9M0.22%
94CECO ENVIRONMENTAL CORPCECO153,385$7.9M0.22%
95SOLARIS ENERGY INFRAS INCSEI193,926$7.8M0.22%
96CATERPILLAR INCCAT16,230$7.7M0.22%
97GENEDX HOLDINGS CORPWGSWW71,786$7.7M0.22%
98TURNING PT BRANDS INC90041L10577,954$7.7M0.22%
99TECHNIPFMC PLCFTI195,136$7.7M0.22%
100EQT CORPEQT140,485$7.6M0.21%
101AAR CORPAIR84,194$7.5M0.21%
102CREDO TECHNOLOGY GROUP HOLDICRDO51,776$7.5M0.21%
103TOLL BROTHERS INCTOL54,233$7.5M0.21%
104ROBINHOOD MKTS INC77070010251,910$7.4M0.21%
105ROCKET COS INC77311W101383,500$7.4M0.21%
106PEGASYSTEMS INCPEGA129,117$7.4M0.21%
107VALMONT INDS INC92025310119,126$7.4M0.21%
108SPORTRADAR GROUP AGSRAD273,962$7.4M0.21%
109TTM TECHNOLOGIES INCTTMI127,860$7.4M0.21%
110ARLO TECHNOLOGIES INCARLO428,321$7.3M0.20%
111ASSOCIATED BANC CORPASBA281,113$7.2M0.20%
112JBT MAREL CORPORATIONJBTM51,089$7.2M0.20%
113ZETA GLOBAL HOLDINGS CORPZETA354,277$7.0M0.20%
114API GROUP CORPAPG204,723$7.0M0.20%
115IONQ INCIONQ-WT114,360$7.0M0.20%
116WESCO INTL INC95082P10533,227$7.0M0.20%
117AXON ENTERPRISE INCAXON9,627$6.9M0.19%
118SPINNAKER ETF SERIES84858T772147,000$6.9M0.19%
119WILLIAMS COS INC969457100106,640$6.8M0.19%
120BORGWARNER INCBWA152,556$6.7M0.19%
121ESCO TECHNOLOGIES INCESE31,232$6.6M0.18%
122SPDR SERIES TRUST78464A88859,240$6.6M0.18%
123SIMPSON MFG INC82907310539,112$6.5M0.18%
124UNITED RENTALS INCURI6,840$6.5M0.18%
125SANMINA CORPORATIONSANM56,074$6.5M0.18%
126ELEMENT SOLUTIONS INCESI255,564$6.4M0.18%
127BRIDGEBIO PHARMA INCBBIO123,707$6.4M0.18%
128PORCH GROUP INCPRCH380,761$6.4M0.18%
129FASTENAL COFAST129,820$6.4M0.18%
130LATTICE SEMICONDUCTOR CORPLSCC86,109$6.3M0.18%
131SILICON LABORATORIES INCSLAB47,542$6.2M0.17%
132KINIKSA PHARMACEUTICALS INTLG52694109158,632$6.2M0.17%
133AGCO CORPAGCO56,415$6.0M0.17%
134VARONIS SYS INCVRNS104,061$6.0M0.17%
135VISTEON CORPVC48,885$5.9M0.16%
136FIVE BELOW INCFIVE37,820$5.9M0.16%
137RUSH STREET INTERACTIVE INCRSI281,986$5.8M0.16%
138COINBASE GLOBAL INCCOIN16,310$5.5M0.15%
139NCINO INCNCNO201,070$5.5M0.15%
140KORN FERRYKFY77,641$5.4M0.15%
141HASBRO INCHAS70,711$5.4M0.15%
142TOPBUILD CORPBLD13,467$5.3M0.15%
143ITRON INCITRI42,070$5.2M0.15%
144QXO INCQXO-PB274,797$5.2M0.15%
145ASTERA LABS INCALAB26,221$5.1M0.14%
146TG THERAPEUTICS INCTGTX140,316$5.1M0.14%
147TEREX CORP NEWTEX98,375$5.0M0.14%
148CHARLES RIV LABS INTL INC15986410731,265$4.9M0.14%
149ALASKA AIR GROUP INCALK97,153$4.8M0.14%
150MEDPACE HLDGS INCMEDP9,042$4.6M0.13%
151MADRIGAL PHARMACEUTICALS INCMDGL9,926$4.6M0.13%
152WINGSTOP INCWING17,843$4.5M0.13%
153ADAPTIVE BIOTECHNOLOGIES CORADTI298,074$4.5M0.13%
154ADVANCE AUTO PARTS INCAAP70,705$4.3M0.12%
155RHYTHM PHARMACEUTICALS INCRYTM42,539$4.3M0.12%
156BANCO SANTANDER S.A.BCDRF405,515$4.2M0.12%
157MAGNITE INCMGNI193,185$4.2M0.12%
158SOMNIGROUP INTERNATIONAL INCSGI49,545$4.2M0.12%
159RYDER SYS INCR21,680$4.1M0.11%
160ENERGY TRANSFER L PET-PI238,240$4.1M0.11%
161CRANE COMPANYCR22,020$4.1M0.11%
162SEMTECH CORPSMTC55,640$4.0M0.11%
163PLANET LABS PBCPL-WT305,260$4.0M0.11%
164KNIFE RIVER CORPKNF51,539$4.0M0.11%
165ALLEGRO MICROSYSTEMS INCALGM133,508$3.9M0.11%
166RIOT PLATFORMS INCRIOT193,630$3.7M0.10%
167KINDER MORGAN INC DELEP-PC125,010$3.5M0.10%
168RANGE RES CORPRRC93,130$3.5M0.10%
169HELIOS TECHNOLOGIES INCHLIO66,939$3.5M0.10%
170ISHARES TR46428879419,520$3.5M0.10%
171CAPITAL ONE FINL CORP14040H10516,140$3.4M0.10%
172BARCLAYS PLCBCLYF165,235$3.4M0.10%
173BEL FUSE INCBELFB24,181$3.4M0.10%
174APPLIED OPTOELECTRONICS INCAAOI125,379$3.3M0.09%
175JONES LANG LASALLE INCJLL10,811$3.2M0.09%
176VSE CORPVSECU19,256$3.2M0.09%
177TALEN ENERGY CORPTLN7,410$3.2M0.09%
178MCDONALDS CORPMCD10,250$3.1M0.09%
179MPLX LPMPLXP60,622$3.0M0.08%
180VALERO ENERGY CORPVLO17,720$3.0M0.08%
181HSBC HLDGS PLCHBCYF42,100$3.0M0.08%
182CONSTRUCTION PARTNERS INCROAD23,305$3.0M0.08%
183SPDR GOLD TRGLD8,005$2.8M0.08%
184TARGA RES CORPTRGP16,680$2.8M0.08%
185EMCOR GROUP INCEME4,300$2.8M0.08%
186XPO INCXPO21,219$2.7M0.08%
187SYNOVUS FINL CORP87161C50154,880$2.7M0.08%
188COSTCO WHSL CORP NEW22160K1052,800$2.6M0.07%
189BAKER HUGHES COMPANYBKR53,080$2.6M0.07%
190ENTERPRISE PRODS PARTNERS L29379210779,461$2.5M0.07%
191HIMS & HERS HEALTH INCHIMS43,494$2.5M0.07%
192QUANTA SVCS INC74762E1025,910$2.4M0.07%
193TIDEWATER INC NEWTDGMW45,204$2.4M0.07%
194ISHARES TR46428748116,000$2.3M0.06%
195DEERE & CODE4,620$2.1M0.06%
196DAVE INC23834J2019,863$2.0M0.06%
197WESTERN MIDSTREAM PARTNERS LWES49,440$1.9M0.05%
198CAMTEK LTDCAMT18,340$1.9M0.05%
199ONEOK INC NEWOKE25,738$1.9M0.05%
200DICKS SPORTING GOODS INC2533931028,440$1.9M0.05%
201AXSOME THERAPEUTICS INCAXSM15,143$1.8M0.05%
202MAGNOLIA OIL & GAS CORPMGY74,790$1.8M0.05%
203ALPHABET INCGOOG7,000$1.7M0.05%
204PLUG POWER INCPLUG728,110$1.7M0.05%
205DIAMONDBACK ENERGY INCFANG11,855$1.7M0.05%
206CORE SCIENTIFIC INC NEW21874A10694,131$1.7M0.05%
207ENOVIX CORPORATIONENVX168,590$1.7M0.05%
208LINCOLN ELEC HLDGS INC5339001066,700$1.6M0.04%
209HESS MIDSTREAM LPHESM45,065$1.6M0.04%
210HDFC BANK LTDHDB41,260$1.4M0.04%
211DT MIDSTREAM INCDTM12,370$1.4M0.04%
212SUNOCO LP/SUNOCO FIN CORPSUN27,840$1.4M0.04%
213TC ENERGY CORPTRPRF25,550$1.4M0.04%
214ARCHROCK INCAROC50,690$1.3M0.04%
215PALO ALTO NETWORKS INCPANW6,145$1.3M0.04%
216TESLA INCTSLA2,800$1.2M0.03%
217PLAINS ALL AMERN PIPELINE L72650310570,459$1.2M0.03%
218QUALCOMM INCQCOM6,950$1.2M0.03%
219OCCIDENTAL PETE CORP67459910523,105$1.1M0.03%
220GUIDEWIRE SOFTWARE INCGWRE4,600$1.1M0.03%
221TRANSDIGM GROUP INCTDG770$1.0M0.03%
222ANTERO MIDSTREAM CORPAM52,160$1.0M0.03%
223SOFI TECHNOLOGIES INCSOFI37,000$977,5400.03%
224ENBRIDGE INCENNPF19,310$974,3830.03%
225GOLAR LNG LTDGLNG23,450$947,6150.03%
226FTAI AVIATION LTDFTAIN5,666$945,4290.03%
227CME GROUP INCCME3,400$918,6460.03%
228AMERICAN EXPRESS COAXP2,675$888,5280.02%
229INSMED INCINSM5,730$825,1770.02%
230NORDSON CORPNDSN3,540$803,4030.02%
231HUNT J B TRANS SVCS INC4456581075,660$759,4020.02%
232MASTEC INCMTZ3,540$753,3470.02%
233GENESIS ENERGY L PGEL43,940$734,2370.02%
234BOEING COBA-PA3,400$733,8220.02%
235NEXTDECADE CORPNEXT106,250$721,4380.02%
236SYNOPSYS INCSNPS1,372$676,9310.02%
237KINETIK HOLDINGS INCKNTK14,710$628,7050.02%
238CINTAS CORPCTAS2,960$607,5700.02%
239HOLOGIC INCHOLX8,790$593,2370.02%
240PROCTER AND GAMBLE CO7427181093,800$583,8700.02%
241PACCAR INCPCAR5,774$567,7000.02%
242INTUITIVE SURGICAL INCISRG1,200$536,6760.02%
243CHEVRON CORP NEWCVX3,170$492,2690.01%
244MANHATTAN ASSOCIATES INCMANH2,350$481,7030.01%
245PENUMBRA INCPEN1,726$437,2300.01%
246VIPER ENERGY INCVNOM10,995$420,2290.01%
247KODIAK GAS SVCS INC50012A10810,580$391,1430.01%
248STARBUCKS CORPSBUX4,620$390,8520.01%
249MATADOR RES COMTDR8,350$375,1660.01%
250CARPENTER TECHNOLOGY CORPCRS1,380$338,8450.01%
251EOG RES INCEOG3,000$336,3600.01%
252FIRST SOLAR INCFSLR1,490$328,5900.01%
253CELESTICA INCCLS1,230$303,0470.01%
254CACTUS INCWHD7,290$287,7360.01%
255VERTEX PHARMACEUTICALS INCVRTX730$285,8970.01%
256FISERV INCFISV2,000$257,8600.01%
257GENTEX CORPGNTX8,620$243,9460.01%
258FEDEX CORPFDX1,000$235,8100.01%
259BOSTON SCIENTIFIC CORPBSX2,350$229,4310.01%
260CORCEPT THERAPEUTICS INCCORT2,740$227,7210.01%
261COCA COLA COKO3,397$225,2890.01%
262FIRST TR EXCHANGE-TRADED FD33736G10610,992$211,1600.01%
263ILLINOIS TOOL WKS INC452308109770$200,7850.01%
264NATIONAL FUEL GAS CONFG2,120$195,8240.01%
265COMSTOCK RES INCLODE9,150$181,4450.01%
266MOOG INCMOG-B860$178,5960.01%
267TRIMBLE INCTRMB2,160$176,3640.00%
268ISHARES TR464287648500$160,0200.00%
269FLEX LTDFLEX2,710$157,0990.00%
270ENTERGY CORP NEWENO1,630$151,9000.00%
271NEXTERA ENERGY INCNEE-PW1,890$142,6760.00%
272NIKE INCNKE2,000$139,4600.00%
273BKV CORPBKV5,540$128,1400.00%
274CUMMINS INCCMI300$126,7110.00%
275STRYKER CORPORATIONSYK340$125,6880.00%
276NRG ENERGY INCNRG720$116,6040.00%
277ISHARES TR4642872342,000$106,8000.00%
278PFIZER INCPFE2,971$75,7010.00%
279RPM INTL INC749685103580$68,3700.00%
280SOUTHWEST AIRLS CO8447411081,560$49,7800.00%
281PAYCHEX INCPAYX360$45,6340.00%
282F5 INCFFIV140$45,2470.00%
283FREEPORT-MCMORAN INCFCX1,070$41,9650.00%
284SEALED AIR CORP NEWSE720$25,4520.00%