Long-term investor

Castleark Management LLC @castlearkmanagementllc

Institutional investment manager. Holdings disclosed quarterly to the SEC on Form 13F (CIK 0001106832).

Record

  • Tracked since 2025-06-30 (434 days), 426 trades recorded
  • Returns: week n/a · month n/a · 90 days +10.6% · 6 months +9.1% · 1 year +16.7% · all +16.7%
  • Max drawdown -3.4% · Sharpe 0.90 · win rate 32% · data quality High
  • Source: SEC 13F Filings (live) (SEC EDGAR; typical delay 45 days)

Open positions

  • NVDA · 7.0% · long · since 2025-06-30
  • GOOGL · 4.9% · long · since 2025-06-30
  • AAPL · 3.7% · long · since 2025-06-30
  • 512807306 · 3.3% · long · since 2025-06-30
  • MSFT · 2.9% · long · since 2025-06-30
  • LLY · 2.8% · long · since 2025-06-30
  • AVGO · 2.5% · long · since 2025-09-30
  • 78464A375 · 2.4% · long · since 2025-06-30
  • V · 2.2% · long · since 2025-06-30
  • 040413205 · 2.2% · long · since 2025-06-30
  • 46429B267 · 2.0% · long · since 2025-06-30
  • 92206C771 · 1.9% · long · since 2025-06-30

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