We are live on ! Find out more
CM

Castleark Management Portfolio holdings

AUM $3.02B
1-Year Est. Return 53.92%
This Fund
S&P 500
This Quarter Est. Return
+6.17%
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
$3.41B
AUM Growth
-$160M
Cap. Flow
-$259M
Cap. Flow %
-7.61%
Top 10 Hldgs %
34.8%
Holding
347
New
63
Increased
121
Reduced
48
Closed
53

Top Buys

Rank Stock Value
1
LLY icon
Eli Lilly
LLY
+$35.4M
2
ULTA icon
Ulta Beauty
ULTA
+$27.5M
3
AMD icon
Advanced Micro Devices
AMD
+$23.5M
4
AMZN icon
Amazon
AMZN
+$18.7M
5
BKNG icon
Booking.com
BKNG
+$17.6M

Top Sells

Rank Stock Value
1
CARK icon
CastleArk Large Growth ETF
CARK
+$322M
2
NFLX icon
Netflix
NFLX
+$65.9M
3
LRCX icon
Lam Research
LRCX
+$20.4M
4
DXCM icon
DexCom
DXCM
+$20.2M
5
META icon
Meta Platforms (Facebook)
META
+$16.7M

Sector Composition

Rank Sector Weight
1 Technology 33.87%
2 Industrials 11.15%
3 Financials 10.44%
4 Consumer Discretionary 10.16%
5 Healthcare 9.26%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
GTX icon
76
Garrett Motion
GTX
$5.9B
$8.97M 0.26%
+514,400
New +$8.19M
FTI icon
77
TechnipFMC
FTI
$30.6B
$8.95M 0.26%
200,886
+5,750
+3% +$243K
IRTC icon
78
iRhythm Holdings
IRTC
$3.59B
$8.91M 0.26%
50,193
-8,200
-14% -$1.45M
DOCN icon
79
DigitalOcean
DOCN
$14.4B
$8.9M 0.26%
+184,989
New +$8.15M
JBTM
80
JBT Marel
JBTM
$7.14B
$8.82M 0.26%
58,539
+7,450
+15% +$1.05M
RMBS icon
81
Rambus
RMBS
$10.4B
$8.78M 0.26%
95,578
-15,260
-14% -$1.5M
BBIO icon
82
BridgeBio Pharma
BBIO
$16.5B
$8.72M 0.26%
114,017
-9,690
-8% -$636K
PLNT icon
83
Planet Fitness
PLNT
$4.23B
$8.71M 0.26%
80,305
-2,210
-3% -$227K
XLV icon
84
State Street Health Care Select Sector SPDR ETF
XLV
$42.1B
$8.69M 0.26%
+56,130
New +$8.41M
MRCY icon
85
Mercury Systems
MRCY
$6.2B
$8.65M 0.25%
118,458
+16,990
+17% +$1.26M
MDGL icon
86
Madrigal Pharmaceuticals
MDGL
$12.6B
$8.42M 0.25%
14,466
+4,540
+46% +$2.32M
WCC
87
WESCO International
WCC
$16.2B
$8.38M 0.25%
34,237
+1,010
+3% +$248K
RACE icon
88
Ferrari
RACE
$63.3B
$8.26M 0.24%
22,352
+352
+2% +$141K
TLT icon
89
iShares 20+ Year Treasury Bond ETF
TLT
$42.1B
$8.24M 0.24%
94,540
– –
HCI icon
90
HCI Group
HCI
$2.28B
$8.16M 0.24%
42,585
+1,300
+3% +$245K
MIR icon
91
Mirion Technologies
MIR
$4.05B
$8.15M 0.24%
+348,130
New +$8.68M
AR icon
92
Antero Resources
AR
$10.9B
$8.07M 0.24%
+234,290
New +$7.93M
GM icon
93
General Motors
GM
$74.7B
$8.07M 0.24%
+99,280
New +$7M
APG icon
94
APi Group
APG
$17.1B
$8.07M 0.24%
210,993
+6,270
+3% +$232K
COF icon
95
Capital One
COF
$124B
$7.98M 0.23%
32,920
+16,780
+104% +$3.74M
CAT icon
96
Caterpillar
CAT
$409B
$7.97M 0.23%
13,920
-2,310
-14% -$1.28M
PEGA icon
97
Pegasystems
PEGA
$4.41B
$7.95M 0.23%
133,167
+4,050
+3% +$237K
VMI icon
98
Valmont Industries
VMI
$9.44B
$7.93M 0.23%
19,706
+580
+3% +$236K
KNSA icon
99
Kiniksa Pharmaceuticals
KNSA
$4.83B
$7.93M 0.23%
192,192
+33,560
+21% +$1.35M
CRDO icon
100
Credo Technology Group
CRDO
$39.7B
$7.9M 0.23%
54,916
+3,140
+6% +$483K
2 3
4
5 6

Similar funds

MCM
Masters Capital Management Atlanta, Georgia $3.03B AUM 57.21% 1-Year Est. Return
JIC
Joel Isaacson & Co New York $3.02B AUM 21.81% 1-Year Est. Return
CFM
Comprehensive Financial Management Los Gatos, California $3.01B AUM 2.93% 1-Year Est. Return
SM
Senvest Management New York $3.01B AUM 35.7% 1-Year Est. Return
TAM
Trillium Asset Management Boston, Massachusetts $3.01B AUM 19.96% 1-Year Est. Return
KIA
KCM Investment Advisors Greenbrae, California $3.01B AUM 21.97% 1-Year Est. Return
Members Trust
Members Trust Tampa, Florida $3.01B AUM 10.24% 1-Year Est. Return
BGDI
BW Gestao de Investimentos Sao Paulo, Brazil $3.01B AUM 27.43% 1-Year Est. Return

Castleark Management's Q4 2025 Portfolio in Review

As of Q4 2025, Castleark Management held 347 positions worth $3.41B, down 4.5% from $3.57B the previous quarter. Its ten largest holdings account for 35% of the portfolio.

Castleark Management withdrew a net $259M in Q4 2025, closing 53 positions and reducing 48 holdings. Its most notable exit was CastleArk Large Growth ETF, an estimated $322M position sold in full.

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

Against the trend, Castleark Management opened a new position in Ulta Beauty worth $30.2M.

  • Castleark Management's largest Q4 2025 buy was Ulta Beauty: 49,941 shares worth $30.2M.
  • Castleark Management added most to Eli Lilly in Q4 2025, an estimated $35.4M increase.
  • Castleark Management's biggest Q4 2025 reduction was Lam Research, cutting an estimated $20.4M.
  • Castleark Management fully exited CastleArk Large Growth ETF in Q4 2025, selling an estimated $322M.
  • Castleark Management's ten largest holdings make up 35% of its $3.41B portfolio in Q4 2025.
  • Castleark Management opened 63 new positions and closed 53 in Q4 2025.
  • Castleark Management's portfolio value fell 4.5% quarter-over-quarter to $3.41B.

Based on Castleark Management's 13F filing for Q4 2025, filed 13 Feb 2026.