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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
+21.53%
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
$3.33B
AUM Growth
+$442M
Cap. Flow
-$10.8M
Cap. Flow %
-0.32%
Top 10 Hldgs %
42.55%
Holding
347
New
67
Increased
59
Reduced
94
Closed
72

Top Buys

Rank Stock Value
1
PM icon
Philip Morris
PM
+$42.4M
2
MSFT icon
Microsoft
MSFT
+$41.9M
3
NVDA icon
NVIDIA
NVDA
+$37.1M
4
SCHW
Charles Schwab
SCHW
+$27.9M
5
SNOW icon
Snowflake
SNOW
+$27.8M

Top Sells

Rank Stock Value
1
AAPL icon
Apple
AAPL
+$42.5M
2
QQQ icon
Invesco QQQ Trust
QQQ
+$31.2M
3
LLY icon
Eli Lilly
LLY
+$26.1M
4
BX icon
Blackstone
BX
+$24.6M
5
TLT icon
iShares 20+ Year Treasury Bond ETF
TLT
+$21.5M

Sector Composition

Rank Sector Weight
1 Technology 30%
2 Financials 9.35%
3 Communication Services 9.29%
4 Consumer Discretionary 7.54%
5 Industrials 7.13%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
MRCY icon
126
Mercury Systems
MRCY
$5.41B
$5M 0.15%
+92,800
New +$4.52M
OI icon
127
O-I Glass
OI
$1.18B
$4.94M 0.15%
+335,260
New +$4.29M
QXO
128
QXO Inc
QXO
$13.9B
$4.94M 0.15%
+229,150
New +$3.76M
MANH icon
129
Manhattan Associates
MANH
$12.1B
$4.84M 0.15%
+24,520
New +$4.45M
OPCH icon
130
Option Care Health
OPCH
$3.76B
$4.8M 0.14%
147,760
+87,840
+147% +$2.84M
LSCC icon
131
Lattice Semiconductor
LSCC
$16B
$4.73M 0.14%
96,640
+45,400
+89% +$2.17M
ASB icon
132
Associated Banc-Corp
ASB
$5.8B
$4.7M 0.14%
192,810
-5,710
-3% -$129K
CRS icon
133
Carpenter Technology
CRS
$26.4B
$4.62M 0.14%
16,700
-12,960
-44% -$2.83M
MOD icon
134
Modine Manufacturing
MOD
$9.46B
$4.56M 0.14%
+46,340
New +$4.14M
CNK icon
135
Cinemark Holdings
CNK
$4.07B
$4.46M 0.13%
+147,620
New +$4.46M
VRNS icon
136
Varonis Systems
VRNS
$4.67B
$4.36M 0.13%
+85,890
New +$3.91M
XMTR icon
137
Xometry
XMTR
$4.47B
$4.34M 0.13%
+128,450
New +$3.77M
ET icon
138
Energy Transfer Partners
ET
$69.5B
$4.32M 0.13%
238,240
-68,560
-22% -$1.2M
GTLS
139
DELISTED
Chart Industries
GTLS
$4.09M 0.12%
24,830
-12,230
-33% -$1.8M
AIT icon
140
Applied Industrial Technologies
AIT
$12.4B
$4.01M 0.12%
17,240
-17,490
-50% -$3.98M
AMSC icon
141
American Superconductor
AMSC
$1.29B
$4.01M 0.12%
+109,170
New +$2.68M
AXSM icon
142
Axsome Therapeutics
AXSM
$11.7B
$3.97M 0.12%
38,040
+19,250
+102% +$2.04M
TEX icon
143
Terex
TEX
$7.37B
$3.91M 0.12%
+83,780
New +$3.5M
BWA icon
144
BorgWarner
BWA
$12.8B
$3.9M 0.12%
+116,560
New +$3.57M
KMI icon
145
Kinder Morgan
KMI
$70.9B
$3.68M 0.11%
125,010
+18,270
+17% +$501K
WCC
146
WESCO International
WCC
$15.1B
$3.62M 0.11%
19,560
-12,770
-39% -$2.11M
ALGM icon
147
Allegro MicroSystems
ALGM
$7.86B
$3.53M 0.11%
+103,160
New +$2.57M
ARLO icon
148
Arlo Technologies
ARLO
$1.58B
$3.51M 0.11%
+206,680
New +$2.64M
MGNI icon
149
Magnite
MGNI
$2.83B
$3.45M 0.1%
+143,150
New +$2.11M
SAN icon
150
Banco Santander
SAN
$191B
$3.37M 0.1%
405,515
-405,515
-50% -$3.02M
4 5
6
7 8

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CFM
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TAM
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Castleark Management's Q2 2025 Portfolio in Review

As of Q2 2025, Castleark Management held 347 positions worth $3.33B, up 15% from $2.89B the previous quarter. Its ten largest holdings account for 43% of the portfolio.

Castleark Management's Q2 2025 filing shows 67 new, 59 increased, 94 reduced and 72 closed positions. Its largest new stake was Snowflake: 153,530 shares worth $34.4M. The largest sale was Apple, an estimated $42.5M.

By sector, the portfolio is most concentrated in Technology at 30% of assets, up from 25% a quarter earlier, followed by Financials and Communication Services.

  • Castleark Management's largest Q2 2025 buy was Snowflake: 153,530 shares worth $34.4M.
  • Castleark Management added most to Philip Morris in Q2 2025, an estimated $42.4M increase.
  • Castleark Management's biggest Q2 2025 reduction was Apple, cutting an estimated $42.5M.
  • Castleark Management fully exited Invesco QQQ Trust in Q2 2025, selling an estimated $31.2M.
  • Castleark Management's ten largest holdings make up 43% of its $3.33B portfolio in Q2 2025.
  • Castleark Management opened 67 new positions and closed 72 in Q2 2025.
  • Castleark Management's portfolio value rose 15% quarter-over-quarter to $3.33B.

Based on Castleark Management's 13F filing for Q2 2025, filed 18 Aug 2025.