IR
Superintel
OverviewMarketsWatchlist
© 2026 IR SuperintelMethodologyContact

Castleark Management LLC

Portfolio Profile

CIK: 0001106832 | CHICAGO, IL

Investment Profile

Style

Growth

Turnover

High

Orientation

Concentrated trader
$3.7B
AUM
309
Positions
33.93%
Top 10 Conc.
55.12%
Top 25 Conc.

Top Holdings

#SecuritySharesValue% of Portfolio
1Nvidia Corporation(NVDA)1,299,605$260.0M7.01%
2Alphabet Inc(GOOGL)507,093$181.2M4.89%
3Apple Inc(AAPL)472,108$136.6M3.68%
4LAM Research Corp(LRCX)283,808$123.0M3.32%
5Microsoft Corp(MSFT)292,770$109.2M2.94%
6

Sector Allocation

Latest filing, equity positions only

Technology34.24% · $1.3B
Unclassified13.91% · $516.1M
Industrials11.85% · $439.7M
Healthcare10.03% · $371.9M
Consumer Cyclical8.96% · $332.3M
Financial Services8.07% · $299.5M
Communication Services6.38% · $236.5M

AUM History

$2.0B | 274 pos.
$2.3B | 281 pos.
$2.4B | 278 pos.
$2.4B | 271 pos.
$2.5B | 272 pos.
$2.9B | 283 pos.
ELI Lilly & Co(LLY)
87,697
$105.2M
2.84%
7Broadcom Inc(AVGO)243,896$92.1M2.48%
8Spdr Series Trust(SPIB)2,688,380$90.0M2.42%
9Visa Inc(V)236,166$81.0M2.18%
10Arista Networks Inc(ANET)473,319$80.4M2.17%
Energy
4.24% · $157.3M
Basic Materials1.11% · $41.3M
Consumer Defensive0.88% · $32.8M
Utilities0.3% · $11.3M
Real Estate0.01% · $533.1K

Sector Rotation

Quarter-over-quarter weight changes

SectorPrev %Curr %Change
Energy7.6%4.24%-3.36%
Technology31.25%34.24%+2.99%
Industrials9.82%11.85%+2.03%
Unclassified15.86%13.91%-1.95%
Healthcare8.9%10.03%+1.13%
Financial Services7.39%8.07%+0.68%
Consumer Cyclical9.62%8.96%-0.66%
Basic Materials1.49%1.11%-0.38%
Consumer Defensive1.21%0.88%-0.33%
Communication Services6.61%6.38%-0.23%
Utilities0.14%0.3%+0.16%
Real Estate0.11%0.01%-0.1%

Cap Size Rotation

Quarter-over-quarter weight changes by market cap

Cap SizePrev %Curr %Change
Mega Cap37.63%42.25%+4.62%
Large Cap32.28%26%-6.28%
Mid Cap13.95%16.73%+2.78%
Unclassified15.86%13.91%-1.95%
Small Cap0.28%0.84%+0.56%
Micro Cap0%0.26%+0.26%
$2.9B | 280 pos.
$3.3B | 275 pos.
$3.6B | 284 pos.
$3.4B | 294 pos.
$3.0B | 292 pos.
$3.7B | 309 pos.
Q3
23
Q4
23
Q1
24
Q2
24
Q3
24
Q4
24
Q1
25
Q2
25
Q3
25
Q4
25
Q1
26
Q2
26

Recent Activity

Quarter-over-quarter position changes

59
New
42
Closed
71
Increased
88
Decreased
91
Unchanged