CASTLEARK MANAGEMENT LLC
Top Portfolio Positions
263 positions ·
$2,584,484,915 total
· as of Mar 31, 2026
| Ticker | Company | Shares | Value (USD) | % of Portfolio | Open |
|---|---|---|---|---|---|
| NVDA |
Nvidia Corp
Technology
|
1,258,012 | $219,397,292 | 8.49% | |
| GOOGL |
Alphabet Inc.
Communication Services
|
418,019 | $120,205,543 | 4.65% | |
| MSFT |
Microsoft Corp
Technology
|
264,102 | $97,762,637 | 3.78% | |
| AAPL |
Apple Inc.
Technology
|
350,011 | $88,829,291 | 3.44% | |
| LRCX |
Lam Research Corp
Technology
|
336,740 | $71,947,868 | 2.78% | |
| META |
Meta Platforms, Inc.
Communication Services
|
123,965 | $70,924,095 | 2.74% | |
| LLY |
ELI LILLY & Co
Healthcare
|
73,478 | $67,582,860 | 2.61% | |
| AVGO |
Broadcom Inc.
Technology
|
202,704 | $62,738,915 | 2.43% | |
| ANET |
Arista Networks, Inc.
Technology
|
430,935 | $52,910,199 | 2.05% | |
| AMZN |
Amazon Com Inc
Consumer Cyclical
|
245,861 | $51,205,470 | 1.98% |
Portfolio Trend
25 quarters · across all stocks
Holdings in BC
Shares Held
Position Value (USD)
9 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $5,756,043 | 79,110 | Shares | Sole | 2026-05-15 | |
| 2024-12-31 | $1,474,057 | 22,790 | Shares | Sole | 2025-02-18 | |
| 2024-09-30 | $3,743,401 | 44,660 | Shares | Sole | 2024-11-15 | |
| 2023-06-30 | $4,603,183 | 53,130 | Shares | Sole | 2023-08-16 | |
| 2023-03-31 | $2,268,120 | 27,660 | Shares | Sole | 2023-05-16 | |
| 2020-12-31 | $7,676,300 | 100,686 | Shares | Sole | 2021-02-17 | |
| 2020-09-30 | $8,189,727 | 139,021 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $7,172,000 | 112,045 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $5,074,180 | 143,460 | Shares | Sole | 2020-05-13 | |
| No 13F history on record for this holder in this stock. | ||||||