Castleark Management LLC Top Holdings and 13F Report (2026)

About Castleark Management LLC

Investment Activity

Castleark Management LLC has $3.02 billion in total holdings as of March 31, 2026.
Castleark Management LLC owns shares of 292 different stocks, but just 92 companies or ETFs make up 80% of its holdings.
Approximately 17.49% of the portfolio was purchased this quarter.
About 27.80% of the portfolio was sold this quarter.
This quarter, Castleark Management LLC has purchased 294 new stocks and bought additional shares in 66 stocks.
Castleark Management LLC sold shares of 100 stocks and completely divested from 55 stocks this quarter.

Largest Holdings

NVIDIA: $219,397,293
Alphabet: $120,205,544
Microsoft: $97,762,637
SPDR Portfolio Intermediate Term Corporate Bond ETF: $90,168,265
Apple: $88,829,292

Largest New Holdings this Quarter

25278X109 - Diamondback Energy: $28,683,506 Holding
166764100 - Chevron: $28,252,195 Holding
125269100 - CF Industries: $16,768,836 Holding
71424F105 - PERMIAN RESOURCES CORP: $13,452,494 Holding
30231G102 - ExxonMobil: $10,936,284 Holding

Largest Purchases this Quarter

Diamondback Energy: 145,020 shares (about $28.68M)
Chevron: 136,550 shares (about $28.25M)
Baker Hughes: 334,110 shares (about $20.40M)
CF Industries: 129,150 shares (about $16.77M)
Vanguard Long-Term Corporate Bond ETF: 211,880 shares (about $15.83M)

Largest Sales this Quarter

Amazon.com: 226,288 shares (about $47.13M)
Microsoft: 105,358 shares (about $39.00M)
NVIDIA: 150,134 shares (about $26.18M)
Lumentum: 30,383 shares (about $21.35M)
Microchip Technology: 310,620 shares (about $20.07M)

Sector Allocation Over Time

Selling

Neutral

Buying

Latest 13F Holdings and Changes Since Previous Quarterly Filing

Issuer Name	Holdings Value	Approximate Purchase/Sale	Change in Shares	Shares Held	% of Portfolio	Sector
NVDA NVIDIA	$219,397,293	$26,183,370 â–¼	-10.7%	1,258,012	7.3%	Computer and Technology
GOOGL Alphabet	$120,205,544	$10,461,433 â–²	9.5%	418,019	4.0%	Computer and Technology
MSFT Microsoft	$97,762,637	$39,000,371 â–¼	-28.5%	264,102	3.2%	Computer and Technology
SPIB SPDR Portfolio Intermediate Term Corporate Bond ETF	$90,168,265	$5,668,595 â–²	6.7%	2,688,380	3.0%	ETF
AAPL Apple	$88,829,292	$9,397,844 â–¼	-9.6%	350,011	2.9%	Computer and Technology
GOVT iShares U.S. Treasury Bond ETF	$76,280,426		0.0%	3,329,569	2.5%	ETF
LAM RESEARCH CORP	$71,947,868	$7,720,818 â–¼	-9.7%	336,740	2.4%	COM NEW
META Meta Platforms	$70,924,095	$886,801 â–²	1.3%	123,965	2.3%	Computer and Technology
VMBS Vanguard Mortgage-Backed Securities ETF	$69,852,210	$10,222,893 â–¼	-12.8%	1,487,800	2.3%	ETF
LLY Eli Lilly and Company	$67,582,860	$7,450,137 â–¼	-9.9%	73,478	2.2%	Medical
AVGO Broadcom	$62,738,915	$983,004 â–¼	-1.5%	202,704	2.1%	Computer and Technology
ARISTA NETWORKS INC	$52,910,199	$2,413,609 â–²	4.8%	430,935	1.8%	COM SHS
AMZN Amazon.com	$51,205,470	$47,129,001 â–¼	-47.9%	245,861	1.7%	Retail/Wholesale
GILD Gilead Sciences	$47,685,446	$9,034,242 â–²	23.4%	342,150	1.6%	Medical
SCHW Charles Schwab	$47,370,901	$11,134,938 â–¼	-19.0%	504,053	1.6%	Finance
V Visa	$46,492,370	$5,032,900 â–¼	-9.8%	153,826	1.5%	Business Services
MA Mastercard	$45,975,216	$5,215,451 â–¼	-10.2%	92,013	1.5%	Business Services
SPTS SPDR Portfolio Short Term Treasury ETF	$38,928,454		0.0%	1,334,080	1.3%	ETF
SHOPIFY INC	$36,842,186	$4,127,027 â–¼	-10.1%	310,590	1.2%	CL A SUB VTG SHS
GE VERNOVA INC	$36,215,748	$5,457,371 â–¼	-13.1%	41,489	1.2%	COM
VCLT Vanguard Long-Term Corporate Bond ETF	$33,499,218	$15,831,674 â–²	89.6%	448,330	1.1%	Manufacturing
NOW ServiceNow	$31,757,690	$3,485,279 â–²	12.3%	303,756	1.1%	Computer and Technology
TPR Tapestry	$28,852,762	$8,803,289 â–²	43.9%	204,470	1.0%	Retail/Wholesale
FANG Diamondback Energy	$28,683,506	$28,683,506 â–²	New Holding	145,020	0.9%	Energy
CVX Chevron	$28,252,195	$28,252,195 â–²	New Holding	136,550	0.9%	Energy
VRT Vertiv	$28,155,921	$3,100,677 â–¼	-9.9%	112,363	0.9%	Computer and Technology
ULTA Ulta Beauty	$26,464,285	$359,624 â–²	1.4%	50,629	0.9%	Retail/Wholesale
TLH iShares 10-20 Year Treasury Bond ETF	$26,029,271		0.0%	258,432	0.9%	ETF
ADI Analog Devices	$24,785,651	$5,324,391 â–²	27.4%	77,908	0.8%	Computer and Technology
BKR Baker Hughes	$23,637,950	$20,397,416 â–²	629.4%	387,190	0.8%	Energy
BKNG Booking	$20,613,727	$2,425,144 â–¼	-10.5%	4,896	0.7%	Retail/Wholesale
SNOW Snowflake	$20,518,156	$2,284,621 â–¼	-10.0%	136,044	0.7%	Computer and Technology
MBB iShares MBS ETF	$19,392,113		0.0%	204,235	0.6%	ETF
RRC Range Resources	$18,547,294	$15,203,070 â–²	454.6%	410,520	0.6%	Energy
AMD Advanced Micro Devices	$18,095,912	$3,212,567 â–¼	-15.1%	88,954	0.6%	Computer and Technology
CF CF Industries	$16,768,836	$16,768,836 â–²	New Holding	129,150	0.6%	Basic Materials
DIGITALOCEAN HLDGS INC	$15,633,319	$235,037 â–¼	-1.5%	182,249	0.5%	COM
ASND Ascendis Pharma A/S	$15,465,808	$292,774 â–²	1.9%	67,616	0.5%	Medical
AEIS Advanced Energy Industries	$15,045,708	$810,002 â–¼	-5.1%	46,623	0.5%	Computer and Technology
JPM JPMorgan Chase & Co.	$14,862,434	$1,732,602 â–²	13.2%	50,525	0.5%	Finance
GH Guardant Health	$14,805,341	$439,681 â–¼	-2.9%	160,283	0.5%	Medical
TSLA Tesla	$14,565,165	$4,118,990 â–²	39.4%	39,180	0.5%	Auto/Tires/Trucks
TJX TJX Companies	$14,472,014		0.0%	90,620	0.5%	Retail/Wholesale
WALMART INC	$14,077,196		0.0%	113,270	0.5%	COM
TSM Taiwan Semiconductor Manufacturing	$13,926,920	$1,662,714 â–²	13.6%	41,210	0.5%	Computer and Technology
IGIB iShares 5-10 Year Investment Grade Corporate Bond ETF	$13,836,881		0.0%	259,994	0.5%	Manufacturing
NXT Nextpower	$13,751,621	$1,035,525 â–²	8.1%	114,074	0.5%	Energy
PERMIAN RESOURCES CORP	$13,452,494	$13,452,494 â–²	New Holding	630,980	0.4%	CLASS A COM
FCFS FirstCash	$13,297,240	$1,791,640 â–²	15.6%	70,730	0.4%	Business Services
MCHP Microchip Technology	$13,236,909	$20,069,158 â–¼	-60.3%	204,874	0.4%	Computer and Technology
VIAV Viavi Solutions	$12,599,708	$972,675 â–²	8.4%	378,597	0.4%	Computer and Technology
EQT EQT	$12,336,296	$758,589 â–¼	-5.8%	193,845	0.4%	Energy
UBER Uber Technologies	$12,219,181	$10,016,972 â–¼	-45.0%	169,876	0.4%	Computer and Technology
TLT iShares 20+ Year Treasury Bond ETF	$11,899,936	$3,704,264 â–²	45.2%	137,270	0.4%	ETF
DY Dycom Industries	$11,013,683	$1,917,721 â–¼	-14.8%	32,506	0.4%	Construction
XOM ExxonMobil	$10,936,284	$10,936,284 â–²	New Holding	64,460	0.4%	Energy
BRIGHTSPRING HEALTH SVCS INC	$10,533,192	$3,775,246 â–²	55.9%	247,200	0.3%	COM
HELIOS TECHNOLOGIES INC	$10,380,066	$883,939 â–²	9.3%	160,409	0.3%	COM
XBI SPDR S&P Biotech ETF	$10,332,080		0.0%	80,890	0.3%	ETF
CAT Caterpillar	$9,861,763		0.0%	13,920	0.3%	Industrials
LGND Ligand Pharmaceuticals	$9,722,156	$3,601,686 â–¼	-27.0%	48,696	0.3%	Medical
WMB Williams Companies	$9,590,221	$439,591 â–²	4.8%	131,770	0.3%	Energy
ESI Element Solutions	$9,350,400	$354,373 â–²	3.9%	273,884	0.3%	Basic Materials
FTI TechnipFMC	$9,344,717	$4,542,532 â–¼	-32.7%	135,176	0.3%	Energy
TSEM Tower Semiconductor	$9,342,555	$9,342,555 â–²	New Holding	53,240	0.3%	Computer and Technology
VSEC VSE	$9,235,858	$3,214,092 â–²	53.4%	50,086	0.3%	Construction
JAZZ Jazz Pharmaceuticals	$9,214,297	$9,214,297 â–²	New Holding	48,740	0.3%	Medical
FIVE Five Below	$9,164,333	$1,880,390 â–¼	-17.0%	40,110	0.3%	Retail/Wholesale
EVR Evercore	$9,079,480	$486,571 â–¼	-5.1%	30,416	0.3%	Finance
TPC Tutor Perini	$8,988,004	$1,097,642 â–²	13.9%	116,440	0.3%	Construction
TTMI TTM Technologies	$8,887,627	$3,957,201 â–¼	-30.8%	91,230	0.3%	Computer and Technology
GARRETT MOTION INC	$8,866,960	$479,688 â–¼	-5.1%	488,000	0.3%	COM
HAS Hasbro	$8,864,014	$2,040,480 â–²	29.9%	94,701	0.3%	Consumer Discretionary
KINIKSA PHARMACEUTICALS INTL	$8,739,803	$514,242 â–¼	-5.6%	181,512	0.3%	ORD SHS CL A
GE GE Aerospace	$8,706,064	$8,711,739 â–¼	-50.0%	30,680	0.3%	Aerospace
STRL Sterling Infrastructure	$8,634,124	$460,215 â–¼	-5.1%	21,200	0.3%	Construction
SOLSTICE ADVANCED MATLS INC	$8,609,888	$8,609,888 â–²	New Holding	113,050	0.3%	COM SHS
ELAN Elanco Animal Health	$8,517,884	$7,692,060 â–²	931.4%	355,950	0.3%	Medical
LSCC Lattice Semiconductor	$8,500,434	$243,031 â–²	2.9%	91,639	0.3%	Computer and Technology
GOOG Alphabet	$8,493,925	$6,485,905 â–²	323.0%	29,610	0.3%	Computer and Technology
SPXC SPX Technologies	$8,310,906	$1,651,504 â–¼	-16.6%	41,567	0.3%	Business Services
SMTC Semtech	$8,285,513	$369,072 â–²	4.7%	107,758	0.3%	Computer and Technology
XOP SPDR S&P Oil & Gas Exploration & Production ETF	$8,244,172	$8,244,172 â–²	New Holding	45,340	0.3%	ETF
XLV Health Care Select Sector SPDR Fund	$8,229,219		0.0%	56,130	0.3%	ETF
MOD Modine Manufacturing	$8,202,474	$5,610,622 â–²	216.5%	37,850	0.3%	Auto/Tires/Trucks
BKD Brookdale Senior Living	$8,186,851	$8,186,851 â–²	New Holding	598,454	0.3%	Medical
KRYS Krystal Biotech	$8,170,662	$612,218 â–²	8.1%	31,630	0.3%	Medical
APG APi Group	$8,114,657	$434,780 â–¼	-5.1%	200,263	0.3%	Business Services
BWA BorgWarner	$8,057,936	$479,116 â–¼	-5.6%	148,506	0.3%	Auto/Tires/Trucks
ASB Associated Banc	$8,053,399	$565,041 â–²	7.5%	311,423	0.3%	Finance
PL Planet Labs PBC	$7,983,918	$2,901,769 â–¼	-26.7%	285,650	0.3%	Computer and Technology
ACA Arcosa	$7,923,351	$2,775,561 â–²	53.9%	74,650	0.3%	Construction
PAHC Phibro Animal Health	$7,903,799	$7,903,799 â–²	New Holding	142,900	0.3%	Medical
WCC WESCO International	$7,769,987	$1,597,941 â–¼	-17.1%	28,397	0.3%	Computer and Technology
KTOS Kratos Defense & Security Solutions	$7,730,293	$3,050,968 â–¼	-28.3%	109,634	0.3%	Aerospace
ADSK Autodesk	$7,646,436	$7,646,436 â–²	New Holding	31,940	0.3%	Computer and Technology
LBRT Liberty Energy	$7,625,923	$7,625,923 â–²	New Holding	264,789	0.3%	Energy
SF Stifel Financial	$7,540,579	$257,242 â–²	3.5%	102,010	0.2%	Finance
BE Bloom Energy	$7,458,047	$1,974,089 â–¼	-20.9%	55,045	0.2%	Energy
GM General Motors	$7,396,360		0.0%	99,280	0.2%	Auto/Tires/Trucks

Showing largest 100 holdings. View all holdings.

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Castleark Management LLC Top Holdings and 13F Report (2026)

About Castleark Management LLC

Investment Activity

Largest Holdings

Largest New Holdings this Quarter

Largest Purchases this Quarter

Largest Sales this Quarter

Sector Allocation Over Time

Latest 13F Holdings and Changes Since Previous Quarterly Filing

More Institutional Buying and Selling Information

Best-in-Class Portfolio Monitoring

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Castleark Management LLC Top Holdings and 13F Report (2026)

About Castleark Management LLC

Investment Activity

Largest Holdings

Largest New Holdings this Quarter

Largest Purchases this Quarter

Largest Sales this Quarter

Sector Allocation Over Time

Map of 500 Largest Holdings ofCastleark Management LLC

Latest 13F Holdings and Changes Since Previous Quarterly Filing

More Institutional Buying and Selling Information

MarketBeat All Access Features

Best-in-Class Portfolio Monitoring

Stock Ideas and Recommendations

Advanced Stock Screeners and Research Tools