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Castleark Management Portfolio holdings

AUM $3.02B
1-Year Est. Return 53.92%
This Fund
S&P 500
This Quarter Est. Return
+5.04%
1 Year Est. Return
+53.92%
3 Year Est. Return
+208.37%
5 Year Est. Return
+342.22%
10 Year Est. Return
+3,246.09%
AUM
$3.02B
AUM Growth
-$384M
Cap. Flow
-$359M
Cap. Flow %
-11.88%
Top 10 Hldgs %
32.19%
Holding
347
New
53
Increased
65
Reduced
101
Closed
55

Top Buys

Rank Stock Value
1
CVX icon
Chevron
CVX
+$24.9M
2
FANG icon
Diamondback Energy
FANG
+$24.6M
3
BKR icon
Baker Hughes
BKR
+$19.3M
4
VCLT icon
Vanguard Long-Term Corporate Bond ETF
VCLT
+$16.1M
5
CF icon
CF Industries
CF
+$13.2M

Top Sells

Rank Stock Value
1
AMZN icon
Amazon
AMZN
+$49.8M
2
MSFT icon
Microsoft
MSFT
+$44.1M
3
BX icon
Blackstone
BX
+$37.7M
4
EFA icon
iShares MSCI EAFE ETF
EFA
+$33.4M
5
NVDA icon
NVIDIA
NVDA
+$27.5M

Sector Composition

Rank Sector Weight
1 Technology 31.73%
2 Industrials 9.89%
3 Consumer Discretionary 9.68%
4 Healthcare 9.21%
5 Energy 8.12%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
VIAV icon
51
Viavi Solutions
VIAV
$9.73B
$12.6M 0.42%
378,597
+29,227
+8% +$773K
EQT icon
52
EQT Corp
EQT
$30.7B
$12.3M 0.41%
193,845
-11,920
-6% -$698K
UBER icon
53
Uber
UBER
$147B
$12.2M 0.4%
169,876
-139,260
-45% -$10.7M
TLT icon
54
iShares 20+ Year Treasury Bond ETF
TLT
$42.5B
$11.9M 0.39%
137,270
+42,730
+45% +$3.76M
DY icon
55
Dycom Industries
DY
$12.3B
$11M 0.36%
32,506
-5,660
-15% -$2.13M
XOM icon
56
ExxonMobil
XOM
$615B
$10.9M 0.36%
+64,460
New +$9.41M
BTSG icon
57
BrightSpring Health Services
BTSG
$13.8B
$10.5M 0.35%
247,200
+88,600
+56% +$3.57M
HLIO icon
58
Helios Technologies
HLIO
$2.68B
$10.4M 0.34%
160,409
+13,660
+9% +$915K
XBI icon
59
State Street SPDR S&P Biotech ETF
XBI
$10.1B
$10.3M 0.34%
80,890
– –
CAT icon
60
Caterpillar
CAT
$398B
$9.86M 0.33%
13,920
– –
LGND icon
61
Ligand Pharmaceuticals
LGND
$5.89B
$9.72M 0.32%
48,696
-18,040
-27% -$3.57M
WMB icon
62
Williams Companies
WMB
$90.7B
$9.59M 0.32%
131,770
+6,040
+5% +$418K
ESI icon
63
Element Solutions
ESI
$8.88B
$9.35M 0.31%
273,884
+10,380
+4% +$325K
FTI icon
64
TechnipFMC
FTI
$28.7B
$9.34M 0.31%
135,176
-65,710
-33% -$3.95M
TSEM icon
65
Tower Semiconductor
TSEM
$25.7B
$9.34M 0.31%
+53,240
New +$7.16M
VSEC icon
66
VSE Corp
VSEC
$5.46B
$9.24M 0.31%
50,086
+17,430
+53% +$3.55M
JAZZ icon
67
Jazz Pharmaceuticals
JAZZ
$15.3B
$9.21M 0.3%
+48,740
New +$8.52M
FIVE icon
68
Five Below
FIVE
$11.3B
$9.16M 0.3%
40,110
-8,230
-17% -$1.72M
EVR icon
69
Evercore
EVR
$12.9B
$9.08M 0.3%
30,416
-1,630
-5% -$534K
TPC
70
Tutor Perini Cor
TPC
$4.24B
$8.99M 0.3%
116,440
+14,220
+14% +$1.09M
TTMI icon
71
TTM Technologies
TTMI
$13.8B
$8.89M 0.29%
91,230
-40,620
-31% -$3.87M
GTX icon
72
Garrett Motion
GTX
$5.87B
$8.87M 0.29%
488,000
-26,400
-5% -$493K
HAS icon
73
Hasbro
HAS
$11.5B
$8.86M 0.29%
94,701
+21,800
+30% +$2.04M
KNSA icon
74
Kiniksa Pharmaceuticals
KNSA
$4.81B
$8.74M 0.29%
181,512
-10,680
-6% -$473K
GE icon
75
GE Aerospace
GE
$354B
$8.71M 0.29%
30,680
-30,700
-50% -$9.65M
1 2
3
4 5

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Castleark Management's Q1 2026 Portfolio in Review

As of Q1 2026, Castleark Management held 347 positions worth $3.02B, down 11% from $3.41B the previous quarter. Its ten largest holdings account for 32% of the portfolio.

Castleark Management withdrew a net $359M in Q1 2026, closing 55 positions and reducing 101 holdings. Its most notable exit was Blackstone, an estimated $37.7M position sold in full.

By sector, the portfolio is most concentrated in Technology at 32% of assets, down from 34% a quarter earlier, followed by Industrials and Consumer Discretionary.

Against the trend, Castleark Management opened a new position in Chevron worth $28.3M.

  • Castleark Management's largest Q1 2026 buy was Chevron: 136,550 shares worth $28.3M.
  • Castleark Management added most to Baker Hughes in Q1 2026, an estimated $19.3M increase.
  • Castleark Management's biggest Q1 2026 reduction was Amazon, cutting an estimated $49.8M.
  • Castleark Management fully exited Blackstone in Q1 2026, selling an estimated $37.7M.
  • Castleark Management's ten largest holdings make up 32% of its $3.02B portfolio in Q1 2026.
  • Castleark Management opened 53 new positions and closed 55 in Q1 2026.
  • Castleark Management's portfolio value fell 11% quarter-over-quarter to $3.02B.

Based on Castleark Management's 13F filing for Q1 2026, filed 15 May 2026.