Calamos Wealth Management LLC quarter change: USA Bonds: Zero-Coupon Convertibles, New
In zero-coupon convertible notes (no coupon in the filed class) (listed in the US), from the quarter ended 2026-03-31 to 2026-06-30, Calamos Wealth Management LLC opened 5 positions, added to 5, reduced 1, sold out of 2 and left 1 unchanged. The largest increase in value was DATADOG INC (+$779,317); the largest decrease was ON SEMICONDUCTOR CORP (-$645,235).
- GUARDANT HEALTH INC: Country of operation United States; Class NOTE 11/1; Principal 2026-03-31 $0; Principal 2026-06-30 $363,000.
- CLOUDFLARE INC: Country of operation —; Class NOTE 6/1; Principal 2026-03-31 $0; Principal 2026-06-30 $353,000.
- SITIME CORP: Country of operation —; Class NOTE 6/1; Principal 2026-03-31 $0; Principal 2026-06-30 $148,000.
- DOORDASH INC: Country of operation —; Class NOTE 5/1; Principal 2026-03-31 $0; Principal 2026-06-30 $107,000.
Two Form 13F-HR filings compared (SEC CIK 1455258): 2026-03-31 (filed 2026-05-04) and 2026-06-30 (filed 2026-07-31). Rows for the same security, class and put/call are added together. Value change is the filed value at each quarter end, so it includes the price move; share change is the position change.
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