Terminal · Institutions
Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.
Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.
CASTLEARK MANAGEMENT LLC (CIK 1106832) reported $3.71B across 309 reported positions in its SEC 13F filing for 2026-06-30. Largest positions: NVDA ($260.0M, 7.01%), GOOGL ($181.2M, 4.89%), AAPL ($136.6M, 3.68%), LRCX ($123.0M, 3.32%), MSFT ($109.2M, 2.94%). Source: SEC Form 13F.
| Rank | Ticker | Company | Value | % Portfolio | Shares | Action |
|---|---|---|---|---|---|---|
| 1 | NVDA | NVIDIA CORPORATION | $260.0M | 7.01% | 1.3M | Added |
| 2 | GOOGL | ALPHABET INC | $181.2M | 4.89% | 507,093 | Added |
| 3 | AAPL | APPLE INC | $136.6M | 3.68% | 472,108 | Added |
| 4 | LRCX | LAM RESEARCH CORP | $123.0M | 3.32% | 283,808 | Trimmed |
| 5 | MSFT | MICROSOFT CORP | $109.2M | 2.94% | 292,770 | Added |
| 6 | LLY | ELI LILLY & CO | $105.2M | 2.84% | 87,697 | Added |
| 7 | AVGO | BROADCOM INC | $92.1M | 2.48% | 243,896 | Added |
| 8 | SPIB | SPDR SERIES TRUST | $90.0M | 2.43% | 2.7M | Hold |
| 9 | V | VISA INC | $81.0M | 2.18% | 236,166 | Added |
| 10 | ANET | ARISTA NETWORKS INC | $80.4M | 2.17% | 473,319 | Added |
| 11 | GOVT | ISHARES TR | $75.8M | 2.04% | 3.3M | Hold |
| 12 | VMBS | VANGUARD SCOTTSDALE FDS | $69.6M | 1.88% | 1.5M | Hold |
| 13 | AMD | ADVANCED MICRO DEVICES INC | $69.0M | 1.86% | 118,865 | Added |
| 14 | GILD | GILEAD SCIENCES INC | $66.6M | 1.80% | 527,542 | Added |
| 15 | AMZN | AMAZON COM INC | $63.9M | 1.72% | 268,249 | Added |
| 16 | GEV | GE VERNOVA INC | $54.2M | 1.46% | 46,101 | Added |
| 17 | META | META PLATFORMS INC | $52.8M | 1.42% | 93,744 | Trimmed |
| 18 | ADI | ANALOG DEVICES INC | $48.0M | 1.29% | 120,934 | Added |
| 19 | MA | MASTERCARD INCORPORATED | $47.0M | 1.27% | 91,462 | Trimmed |
| 20 | MS | MORGAN STANLEY | $43.6M | 1.18% | 208,542 | Added |
| 21 | SNOW | SNOWFLAKE INC | $42.5M | 1.14% | 166,818 | Added |
| 22 | VRT | VERTIV HOLDINGS CO | $41.5M | 1.12% | 123,901 | Added |
| 23 | TPR | TAPESTRY INC | $38.9M | 1.05% | 265,749 | Added |
| 24 | SPTS | SPDR SERIES TRUST | $38.7M | 1.04% | 1.3M | Hold |
| 25 | VCLT | VANGUARD SCOTTSDALE FDS | $33.7M | 0.91% | 448,330 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30