Long-term investor

Massachusetts Financial Services Co. @massachusettsfinancialse

Institutional investment manager. Holdings disclosed quarterly to the SEC on Form 13F (CIK 0000912938).

Record

  • Tracked since 2025-06-30 (434 days), 73 trades recorded
  • Returns: week n/a · month n/a · 90 days +7.4% · 6 months +10.5% · 1 year +15.8% · all +15.8%
  • Max drawdown 0.0% · Sharpe 1.51 · win rate 26% · data quality High
  • Source: SEC 13F Filings (live) (SEC EDGAR; typical delay 45 days)

Open positions

  • NVDA · 4.3% · long · since 2025-06-30
  • GOOGL · 3.3% · long · since 2025-06-30
  • AAPL · 2.8% · long · since 2025-06-30
  • AMZN · 2.8% · long · since 2025-06-30
  • MSFT · 2.8% · long · since 2025-06-30
  • AVGO · 1.7% · long · since 2025-06-30
  • TSM · 1.5% · long · since 2025-06-30
  • KLAC · 1.4% · long · since 2025-06-30
  • JPM · 1.3% · long · since 2025-06-30
  • LIN · 1.0% · long · since 2025-06-30
  • UBS · 1.0% · long · since 2025-06-30
  • CI · 0.9% · long · since 2025-06-30

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