We are live on ! Find out more
CM

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
FOUR icon
301
Shift4
FOUR
$3.34B
– –
-52,880
Closed -$5.24M
GTLS
302
DELISTED
Chart Industries
GTLS
– –
-24,830
Closed -$4.09M
HQY icon
303
HealthEquity
HQY
$7.98B
– –
-75,730
Closed -$7.93M
HWM icon
304
Howmet Aerospace
HWM
$89.6B
– –
-14,610
Closed -$2.72M
IAK icon
305
iShares US Insurance ETF
IAK
$507M
– –
-54,070
Closed -$7.27M
KD icon
306
Kyndryl
KD
$2.88B
– –
-156,170
Closed -$6.55M
LAD icon
307
Lithia Motors
LAD
$7.6B
– –
-23,150
Closed -$7.82M
LMB icon
308
Limbach Holdings
LMB
$602M
– –
-21,140
Closed -$2.96M
LPLA icon
309
LPL Financial
LPLA
$26.9B
– –
-22,550
Closed -$8.46M
LRN icon
310
Stride
LRN
$3.47B
– –
-16,740
Closed -$2.43M
LTH icon
311
Life Time Group Holdings
LTH
$9.27B
– –
-193,530
Closed -$5.87M
MOD icon
312
Modine Manufacturing
MOD
$9.5B
– –
-46,340
Closed -$4.56M
NTNX icon
313
Nutanix
NTNX
$18.4B
– –
-4,840
Closed -$370K
NTRA icon
314
Natera
NTRA
$50.6B
– –
-34,730
Closed -$5.87M
ODFL icon
315
Old Dominion Freight Line
ODFL
$37.5B
– –
-59,570
Closed -$9.67M
OI icon
316
O-I Glass
OI
$974M
– –
-335,260
Closed -$4.94M
OPCH icon
317
Option Care Health
OPCH
$3.52B
– –
-147,760
Closed -$4.8M
PAR icon
318
PAR Technology
PAR
$699M
– –
-103,900
Closed -$7.21M
PAY icon
319
Paymentus
PAY
$4.54B
– –
-166,830
Closed -$5.46M
PCTY icon
320
Paylocity
PCTY
$7.81B
– –
-18,440
Closed -$3.34M
PGR icon
321
Progressive
PGR
$129B
– –
-27,870
Closed -$7.44M
PNR icon
322
Pentair
PNR
$9.03B
– –
-5,300
Closed -$544K
QTWO icon
323
Q2 Holdings
QTWO
$3.75B
– –
-57,070
Closed -$5.34M
RBC icon
324
RBC Bearings
RBC
$15.3B
– –
-19,140
Closed -$7.37M
RDNT icon
325
RadNet
RDNT
$6.07B
– –
-96,203
Closed -$5.47M
10 11 12
13
14

Similar funds

MSC
MUFG Securities (Canada) New York $3.71B AUM 38.19% 1-Year Est. Return
BC
Burney Company Reston, Virginia $3.71B AUM 37.66% 1-Year Est. Return
FEG
Fund Evaluation Group Cincinnati, Ohio $3.7B AUM 16.56% 1-Year Est. Return
HCM
Himalaya Capital Management Seattle, Washington $3.7B AUM 39.18% 1-Year Est. Return
OH
Osiris Holdings Monaco $3.72B AUM
BCM
Becker Capital Management Portland, Oregon $3.72B AUM 31.98% 1-Year Est. Return
CCI
Cevian Capital II St. Helier, Jersey $3.7B AUM 32.64% 1-Year Est. Return
MCM
MKP Capital Management New York $3.7B AUM 23.18% 1-Year Est. Return

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.