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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
+30.43%
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
$3.71B
AUM Growth
+$687M
Cap. Flow
+$105M
Cap. Flow %
2.83%
Top 10 Hldgs %
33.93%
Holding
350
New
58
Increased
69
Reduced
89
Closed
41

Top Buys

Rank Stock Value
1
MS icon
Morgan Stanley
MS
+$36.6M
2
AAPL icon
Apple
AAPL
+$34.9M
3
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$32.1M
4
V icon
Visa
V
+$26.4M
5
GILD icon
Gilead Sciences
GILD
+$24.4M

Top Sells

Rank Stock Value
1
SCHW
Charles Schwab
SCHW
+$45.1M
2
ULTA icon
Ulta Beauty
ULTA
+$26.5M
3
SHOP icon
Shopify
SHOP
+$25.5M
4
CVX icon
Chevron
CVX
+$23.2M
5
DOCN icon
DigitalOcean
DOCN
+$19.8M

Sector Composition

Rank Sector Weight
1 Technology 34.63%
2 Industrials 12.03%
3 Miscellaneous 11.82%
4 Healthcare 10.33%
5 Consumer Discretionary 9.53%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
MTDR icon
276
Matador Resources
MTDR
$7.51B
$416K 0.01%
8,350
– –
EOG icon
277
EOG Resources
EOG
$77.1B
$389K 0.01%
3,000
– –
MOG.A icon
278
Moog Inc Class A
MOG.A
$11.6B
$365K 0.01%
860
– –
VRTX icon
279
Vertex Pharmaceuticals
VRTX
$132B
$363K 0.01%
730
– –
EWJ icon
280
iShares MSCI Japan ETF
EWJ
$23.3B
$361K 0.01%
3,870
– –
POWL icon
281
Powell Industries
POWL
$6.57B
$352K 0.01%
1,230
– –
ALB icon
282
Albemarle
ALB
$14.9B
$327K 0.01%
+2,420
New +$427K
FDX icon
283
FedEx
FDX
$73.2B
$313K 0.01%
1,000
– –
DIOD icon
284
Diodes
DIOD
$4.15B
$289K 0.01%
+2,640
New +$268K
MLM icon
285
Martin Marietta Materials
MLM
$35.7B
$277K 0.01%
480
-1,280
-73% -$759K
KO icon
286
Coca-Cola
KO
$377B
$276K 0.01%
3,397
– –
EWT icon
287
iShares MSCI Taiwan ETF
EWT
$12.1B
$273K 0.01%
2,510
– –
ETN icon
288
Eaton
ETN
$161B
$251K 0.01%
590
– –
IREN icon
289
Iris Energy
IREN
$17.9B
$240K 0.01%
5,250
– –
IWN icon
290
iShares Russell 2000 Value ETF
IWN
$14.3B
$234K 0.01%
1,060
– –
TLN
291
Talen Energy Corp
TLN
$15.3B
$231K 0.01%
600
-1,320
-69% -$484K
FCX icon
292
Freeport-McMoran
FCX
$109B
$227K 0.01%
3,610
– –
GNTX icon
293
Gentex
GNTX
$4.77B
$218K 0.01%
8,620
– –
CMI icon
294
Cummins
CMI
$76.4B
$214K 0.01%
300
– –
EWC icon
295
iShares MSCI Canada ETF
EWC
$6.81B
$212K 0.01%
3,670
– –
ITW icon
296
Illinois Tool Works
ITW
$75.2B
$208K 0.01%
770
– –
SGI
297
Somnigroup International
SGI
$14.4B
$164K ﹤0.01%
2,090
-46,695
-96% -$3.42M
SOXX icon
298
iShares Semiconductor ETF
SOXX
$43.8B
$147K ﹤0.01%
+230
New +$117K
EEM icon
299
iShares MSCI Emerging Markets ETF
EEM
$31.8B
$137K ﹤0.01%
2,000
– –
TRMB icon
300
Trimble
TRMB
$13.4B
$111K ﹤0.01%
2,160
– –
10 11
12
13 14

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Castleark Management's Q2 2026 Portfolio in Review

As of Q2 2026, Castleark Management held 350 positions worth $3.71B, up 23% from $3.02B the previous quarter. Its ten largest holdings account for 34% of the portfolio.

Castleark Management's Q2 2026 filing shows 58 new, 69 increased, 89 reduced and 41 closed positions. Its largest new stake was SharkNinja: 127,170 shares worth $19.4M. The largest sale was Charles Schwab, an estimated $45.1M.

By sector, the portfolio is most concentrated in Technology at 35% of assets, up from 32% a quarter earlier, followed by Industrials and Miscellaneous.

  • Castleark Management's largest Q2 2026 buy was SharkNinja: 127,170 shares worth $19.4M.
  • Castleark Management added most to Morgan Stanley in Q2 2026, an estimated $36.6M increase.
  • Castleark Management's biggest Q2 2026 reduction was Charles Schwab, cutting an estimated $45.1M.
  • Castleark Management fully exited Ulta Beauty in Q2 2026, selling an estimated $26.5M.
  • Castleark Management's ten largest holdings make up 34% of its $3.71B portfolio in Q2 2026.
  • Castleark Management opened 58 new positions and closed 41 in Q2 2026.
  • Castleark Management's portfolio value rose 23% quarter-over-quarter to $3.71B.

Based on Castleark Management's 13F filing for Q2 2026, filed 14 Aug 2026.