Calamos Advisors LLC — 13F holdings

Calamos Advisors LLC reported 1,059 holdings worth $30.1B in its 13F filing for Q2 2026, filed July 31, 2026.

Largest positions

  1. NVDA NVIDIA CORPORATION — $1.41B (4.7%)
  2. SPY SPDR S&P 500 ETF TR — $1.38B (4.6%)
  3. AAPL APPLE INC — $1.18B (3.9%)
  4. CBOX CALAMOS ETF TR — $1.08B (3.6%)
  5. WESTERN DIGITAL CORP — $825M (2.7%)
  6. MSFT MICROSOFT CORP — $786M (2.6%)
  7. AMZN AMAZON COM INC — $734M (2.4%)
  8. GOOGL ALPHABET INC — $723M (2.4%)
  9. AVGO BROADCOM INC — $524M (1.7%)
  10. META META PLATFORMS INC — $379M (1.3%)