Castleark Management LLC Portfolio Holdings

Castleark Management LLC

  • $3 Billion
  • Q3 2025

Castleark Management LLC has filed its 13F form on November 14, 2025 for Q3 2025 where it was disclosed a total value porftolio of $3 Billion distributed in 284 stocks.

Among their holdings, we can observe that their the top five positions include companies like: Nvidia Corp with a value of $257M, Microsoft Corp with a value of $187M, Meta Platforms, Inc. with a value of $108M, Apple Inc. with a value of $96.8M, and Alphabet Inc. with a value of $90.9M.

Examining the 13F form we can see an increase of $222M in the current position value, from $2.77B to 3B.

Castleark Management LLC is based out at Chicago, IL

Below you can find more details about Castleark Management LLC portfolio as well as his latest detailed transactions.

Portfolio value $3 Billion
Technology: $1.01 Billion
ETFs: $447 Million
Financial Services: $336 Million
Communication Services: $312 Million
Industrials: $307 Million
Consumer Cyclical: $225 Million
Healthcare: $165 Million
Energy: $107 Million
Other: $85.3 Million

Stock Holdings Table

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
$18.7B
$1.06 Million 0.04% of portfolio
4,600
Q3 2025 Added 72.28%
$39.8B
$1.09 Million 0.04% of portfolio
23,105
Q4 2024 Reduced 59.9%
$3.75B
$1.33 Million 0.04% of portfolio
50,690
Q1 2025 Reduced 14.85%
$13.2B
$803,000 0.03% of portfolio
3,540
Q3 2025 New
$22.2B
$977,000 0.03% of portfolio
37,000
Q3 2025 New
$16.9B
$759,000 0.03% of portfolio
5,660
Q2 2024 Reduced 87.39%
$8.69B
$1.01 Million 0.03% of portfolio
52,160
Q1 2025 Reduced 14.85%
$255B
$888,000 0.03% of portfolio
2,675
Q4 2024 Reduced 91.06%
$4.14B
$947,000 0.03% of portfolio
23,450
Q1 2025 New
$72.7B
$1.01 Million 0.03% of portfolio
770
Q4 2020 Reduced 11.49%
$15B
$753,000 0.03% of portfolio
3,540
Q2 2025 Reduced 54.85%
$100B
$918,000 0.03% of portfolio
3,400
Q1 2023 Reduced 96.84%
$96.7B
$974,000 0.03% of portfolio
19,310
Q3 2025 New
$26.2B
$825,000 0.03% of portfolio
5,730
Q3 2025 Added 82.48%
$346B
$583,000 0.02% of portfolio
3,800
Q3 2017 New
$875M
$721,000 0.02% of portfolio
106,250
Q2 2025 Added 98.82%
$19B
$607,000 0.02% of portfolio
2,960
Q3 2024 Added 300.0%
$114B
$733,000 0.02% of portfolio
3,400
Q2 2024 Reduced 86.58%
$59.7B
$676,000 0.02% of portfolio
1,372
Q3 2025 New
$18.5B
$593,000 0.02% of portfolio
8,790
Q3 2025 New
$11.1B
$481,000 0.02% of portfolio
2,350
Q3 2025 Reduced 90.42%
$33.2B
$567,000 0.02% of portfolio
5,774
Q1 2023 Added 49.97%
$1.96B
$734,000 0.02% of portfolio
43,940
Q3 2025 Reduced 37.71%
$193B
$536,000 0.02% of portfolio
1,200
Q3 2025 Reduced 98.69%
$1.48B
$628,000 0.02% of portfolio
14,710
Q1 2025 Reduced 14.87%
$19.2B
$176,000 0.01% of portfolio
2,160
Q3 2019 Reduced 97.53%
$2.53B
$287,000 0.01% of portfolio
7,290
Q1 2025 Reduced 58.32%
$27.2B
$157,000 0.01% of portfolio
2,710
Q2 2025 New
$7.41B
$195,000 0.01% of portfolio
2,120
Q2 2025 New
$0
$160,000 0.01% of portfolio
500
Q4 2018 New
$111B
$285,000 0.01% of portfolio
730
Q2 2025 Reduced 98.45%
$97.3B
$390,000 0.01% of portfolio
4,620
Q2 2025 Reduced 98.03%
$147B
$229,000 0.01% of portfolio
2,350
Q3 2025 New
$10.6B
$437,000 0.01% of portfolio
1,726
Q3 2025 Reduced 92.98%
$4.9B
$375,000 0.01% of portfolio
8,350
Q2 2025 Reduced 69.47%
$5.9B
$181,000 0.01% of portfolio
9,150
Q2 2025 New
$68.9B
$235,000 0.01% of portfolio
1,000
Q1 2019 Reduced 98.45%
$27B
$328,000 0.01% of portfolio
1,490
Q2 2025 New
$16B
$338,000 0.01% of portfolio
1,380
Q3 2025 Reduced 91.74%
$19.3B
$151,000 0.01% of portfolio
1,630
Q2 2025 New
$5.38B
$243,000 0.01% of portfolio
8,620
Q3 2024 Reduced 91.42%
$8.09B
$227,000 0.01% of portfolio
2,740
Q3 2025 Reduced 92.58%
$79.5B
$250,000 0.01% of portfolio
2,000
Q4 2020 Reduced 22.48%
$74.9B
$200,000 0.01% of portfolio
770
Q3 2017 New
$64.7B
$336,000 0.01% of portfolio
3,000
Q2 2025 Reduced 79.84%
$306B
$225,000 0.01% of portfolio
3,397
Q1 2022 Reduced 50.19%
Celestica Inc
-
$0 0.0% of portfolio
-
Q3 2025 Reduced 97.62%
$57.4B
$41,000 0.0% of portfolio
1,070
Q2 2025 Reduced 76.48%
-
$0 0.0% of portfolio
-
Q3 2019 Reduced 96.51%

Summary

  • Portfolio
  • No. of Stocks 284
  • Current Value $3 Billion
  • Prior Value $2.77 Billion
  • Filing
  • Period Q3 2025
  • Filing Date November 14, 2025
  • Form Type 13F-HR
  • Activity in Q3 2025
  • New Purchases 60 stocks
  • Additional Purchases 80 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 54 stocks
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