CPST — Calamos S&P 500 Structured ALT ETF (September) Institutional Holders · Q3 2026
Who owns Calamos S&P 500 Structured ALT ETF (September) (CPST)? 1 institutions reported holding $129,249 in SEC 13F filings for Q3 2026 (period ended 2026-09-30). Largest holders: Burkett Financial Services, LLC ($129,249).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | BURKETT FINANCIAL SERVICES, LLC | $129,249 | 4,598 | Added |
Source: SEC Form 13F filings · as of 2026-09-30