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Castleark Management Portfolio holdings

AUM $3.71B
1-Year Est. Return 65.19%
This Fund
S&P 500
This Quarter Est. Return
+13.57%
1 Year Est. Return
+65.19%
3 Year Est. Return
+247.97%
5 Year Est. Return
+412.62%
10 Year Est. Return
+3,903.2%
AUM
$3.57B
AUM Growth
+$239M
Cap. Flow
-$44.1M
Cap. Flow %
-1.24%
Top 10 Hldgs %
38.94%
Holding
334
New
59
Increased
78
Reduced
55
Closed
50

Top Buys

Rank Stock Value
1
AVGO icon
Broadcom
AVGO
+$63.2M
2
SCHW
Charles Schwab
SCHW
+$25.6M
3
GEV icon
GE Vernova
GEV
+$25.3M
4
MCHP icon
Microchip Technology
MCHP
+$22.4M
5
VRT icon
Vertiv
VRT
+$16.3M

Top Sells

Rank Stock Value
1
ANET icon
Arista Networks
ANET
+$54.1M
2
PM icon
Philip Morris
PM
+$48.4M
3
AMZN icon
Amazon
AMZN
+$47.1M
4
CARK icon
CastleArk Large Growth ETF
CARK
+$45M
5
ISRG icon
Intuitive Surgical
ISRG
+$43.4M

Sector Composition

Rank Sector Weight
1 Technology 32.38%
2 Miscellaneous 21.75%
3 Industrials 10.18%
4 Financials 10.06%
5 Communication Services 8.48%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
MDGL icon
151
Madrigal Pharmaceuticals
MDGL
$12.1B
$4.55M 0.13%
+9,926
New +$3.7M
WING icon
152
Wingstop
WING
$2.75B
$4.49M 0.13%
17,843
+683
+4% +$212K
ADPT icon
153
Adaptive Biotechnologies
ADPT
$4.26B
$4.46M 0.13%
+298,074
New +$3.63M
AAP icon
154
Advance Auto Parts
AAP
$2.62B
$4.34M 0.12%
+70,705
New +$4.18M
RYTM icon
155
Rhythm Pharmaceuticals
RYTM
$6.66B
$4.3M 0.12%
+42,539
New +$3.95M
SAN icon
156
Banco Santander
SAN
$213B
$4.25M 0.12%
405,515
– –
MGNI icon
157
Magnite
MGNI
$3.4B
$4.21M 0.12%
193,185
+50,035
+35% +$1.18M
SGI
158
Somnigroup International
SGI
$13.8B
$4.18M 0.12%
49,545
+1,725
+4% +$136K
R icon
159
Ryder
R
$9.25B
$4.09M 0.11%
+21,680
New +$3.91M
ET icon
160
Energy Transfer Partners
ET
$73.4B
$4.09M 0.11%
238,240
– –
CR icon
161
Crane Co
CR
$11.3B
$4.05M 0.11%
22,020
-12,370
-36% -$2.33M
SMTC icon
162
Semtech
SMTC
$14.1B
$3.98M 0.11%
+55,640
New +$3.02M
PL icon
163
Planet Labs
PL
$5.83B
$3.96M 0.11%
+305,260
New +$2.35M
KNF icon
164
Knife River
KNF
$3.21B
$3.96M 0.11%
+51,539
New +$4.21M
ALGM icon
165
Allegro MicroSystems
ALGM
$6.2B
$3.9M 0.11%
133,508
+30,348
+29% +$982K
RIOT icon
166
Riot Platforms
RIOT
$7.39B
$3.68M 0.1%
+193,630
New +$2.68M
KMI icon
167
Kinder Morgan
KMI
$68.5B
$3.54M 0.1%
125,010
– –
RRC icon
168
Range Resources
RRC
$9.79B
$3.51M 0.1%
93,130
-108,600
-54% -$3.88M
HLIO icon
169
Helios Technologies
HLIO
$2.19B
$3.49M 0.1%
+66,939
New +$3.13M
IAI icon
170
iShares US Broker-Dealers & Securities Exchanges ETF
IAI
$1.36B
$3.45M 0.1%
+19,520
New +$3.4M
COF icon
171
Capital One
COF
$127B
$3.43M 0.1%
+16,140
New +$3.53M
BCS icon
172
Barclays
BCS
$85.2B
$3.42M 0.1%
165,235
– –
BELFB
173
Bel Fuse Inc Class B
BELFB
$3.35B
$3.41M 0.1%
+24,181
New +$3.08M
AAOI icon
174
Applied Optoelectronics
AAOI
$8.09B
$3.25M 0.09%
+125,379
New +$3.21M
JLL icon
175
Jones Lang LaSalle
JLL
$15.7B
$3.22M 0.09%
10,811
+1,921
+22% +$549K
5 6
7
8 9

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Castleark Management's Q3 2025 Portfolio in Review

As of Q3 2025, Castleark Management held 334 positions worth $3.57B, up 7.2% from $3.33B the previous quarter. Its ten largest holdings account for 39% of the portfolio.

Castleark Management's Q3 2025 filing shows 59 new, 78 increased, 55 reduced and 50 closed positions. Its largest new stake was Broadcom: 205,886 shares worth $67.9M. The largest sale was Arista Networks, an estimated $54.1M.

By sector, the portfolio is most concentrated in Technology at 32% of assets, up from 30% a quarter earlier, followed by Miscellaneous and Industrials.

  • Castleark Management's largest Q3 2025 buy was Broadcom: 205,886 shares worth $67.9M.
  • Castleark Management added most to Charles Schwab in Q3 2025, an estimated $25.6M increase.
  • Castleark Management's biggest Q3 2025 reduction was Arista Networks, cutting an estimated $54.1M.
  • Castleark Management fully exited Trane Technologies in Q3 2025, selling an estimated $34.3M.
  • Castleark Management's ten largest holdings make up 39% of its $3.57B portfolio in Q3 2025.
  • Castleark Management opened 59 new positions and closed 50 in Q3 2025.
  • Castleark Management's portfolio value rose 7.2% quarter-over-quarter to $3.57B.

Based on Castleark Management's 13F filing for Q3 2025, filed 17 Nov 2025.