StockDriftsStockDriftsTop 50 Castleark Management LLC Holdings
| Stock | Company | % Port. | Shares | Value | Activity | Ownership | Avg. Cost | Date |
|---|---|---|---|---|---|---|---|---|
| NVDA | NVIDIA CORPORATION | 7.01% | 1.30M | $260.0M | +3.31%(+41.59K) | $49.82(+353.79%) | 2026-06-30 | |
| GOOGL | ALPHABET INC | 4.89% | 507.1K | $181.2M | +21.31%(+89.07K) | $182.38(+89.01%) | 2026-06-30 | |
| AAPL | APPLE INC | 3.68% | 472.1K | $136.6M | +34.88%(+122.10K) | $131.72(+131.84%) | 2026-06-30 | |
| LRCX | LAM RESEARCH CORP | 3.32% | 283.8K | $123.0M | -15.72%(-52.93K) | $71.21(+373.82%) | 2026-06-30 | |
| MSFT | MICROSOFT CORP | 2.94% | 292.8K | $109.2M | +10.85%(+28.67K) | $266.26(+82.55%) | 2026-06-30 | |
| LLY | ELI LILLY & CO | 2.84% | 87.7K | $105.2M | +19.35%(+14.22K) | $736.01(+60.24%) | 2026-06-30 | |
| AVGO | BROADCOM INC | 2.48% | 243.9K | $92.1M | +20.32%(+41.19K) | $291.86(+34.91%) | 2026-06-30 | |
| SPIB | SPDR SERIES TRUST | 2.43% | 2.69M | $90.0M | +0.00%(+0) | $33.31(-0.53%) | 2026-06-30 | |
| V | VISA INC | 2.18% | 236.2K | $81.0M | +53.53%(+82.34K) | $210.77(+71.72%) | 2026-06-30 | |
| ANET | ARISTA NETWORKS INC | 2.17% | 473.3K | $80.4M | +9.84%(+42.38K) | $105.95(+89.81%) | 2026-06-30 |
| Performance Metric | 3-Year Annualized | 3-Year Cumulative | 5-Year Annualized | 5-Year Cumulative |
|---|---|---|---|---|
| Top 20 Holdings Weighted | +18.74% | +67.43% | +10.13% | +62.01% |
| Top 20 Holdings Unweighted | +14.27% | +49.22% | +6.90% | +39.61% |
Castleark Management LLC reports $3.71B in US-listed equity holdings across 309 positions in its most recent 13F filing. Its largest disclosed positions are NVDA (7.0%), GOOGL (4.9%) and AAPL (3.7%). The top 20 holdings account for 49.86% of reported assets. Its disclosed equity book has returned +67.43% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.
Portfolio changes
Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.
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Holdings on this page are parsed from Castleark Management LLC’s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1106832). View Castleark Management LLC’s 13F filings on SEC