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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
EOG icon
251
EOG Resources
EOG
$80.6B
$336K 0.01%
3,000
– –
FSLR icon
252
First Solar
FSLR
$21.7B
$329K 0.01%
1,490
– –
CLS icon
253
Celestica
CLS
$40B
$303K 0.01%
1,230
-50,530
-98% -$10.2M
WHD icon
254
Cactus
WHD
$4.87B
$288K 0.01%
7,290
– –
VRTX icon
255
Vertex Pharmaceuticals
VRTX
$130B
$286K 0.01%
730
– –
FISV
256
Fiserv Inc
FISV
$26.6B
$258K 0.01%
2,000
– –
GNTX icon
257
Gentex
GNTX
$4.72B
$244K 0.01%
8,620
– –
FDX icon
258
FedEx
FDX
$73B
$236K 0.01%
1,000
– –
BSX icon
259
Boston Scientific
BSX
$63.6B
$229K 0.01%
+2,350
New +$243K
CORT icon
260
Corcept Therapeutics
CORT
$12B
$228K 0.01%
2,740
-34,200
-93% -$2.47M
KO icon
261
Coca-Cola
KO
$382B
$225K 0.01%
3,397
– –
FAN icon
262
First Trust Global Wind Energy ETF
FAN
$234M
$211K 0.01%
10,992
– –
ITW icon
263
Illinois Tool Works
ITW
$76.5B
$201K 0.01%
770
– –
NFG icon
264
National Fuel Gas
NFG
$7.77B
$196K 0.01%
2,120
– –
CRK icon
265
Comstock Resources
CRK
$4.2B
$181K 0.01%
9,150
– –
MOG.A icon
266
Moog Inc Class A
MOG.A
$11.3B
$179K 0.01%
860
– –
TRMB icon
267
Trimble
TRMB
$13.7B
$176K ﹤0.01%
2,160
– –
IWO icon
268
iShares Russell 2000 Growth ETF
IWO
$14.1B
$160K ﹤0.01%
500
– –
FLEX icon
269
Flex
FLEX
$39.9B
$157K ﹤0.01%
2,710
– –
ETR icon
270
Entergy
ETR
$49.2B
$152K ﹤0.01%
1,630
– –
NEE icon
271
NextEra Energy
NEE
$169B
$143K ﹤0.01%
1,890
– –
NKE icon
272
Nike
NKE
$53.7B
$139K ﹤0.01%
2,000
– –
BKV
273
BKV Corp
BKV
$2.66B
$128K ﹤0.01%
5,540
– –
CMI icon
274
Cummins
CMI
$74.1B
$127K ﹤0.01%
300
– –
SYK icon
275
Stryker
SYK
$108B
$126K ﹤0.01%
340
– –
9 10
11
12 13

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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.