ETF Holders

Who owns CPSD?

Buffer or defined outcome

Calamos S&P 500 Structured Alt Protection ETF - December · Calamos

34 institutions reported holding CPSD, worth $27.3M, in Form 13F filings for June 30, 2026.

13F holders
34
Institutional value
$27.3M
Change from prior quarter
-5.4%
−$1.6M, with price moves
New and sold-out firms
5 / 2
3 added, 14 trimmed

Top 10 institutional holders of CPSD

FirmLocationValueSharesChange
Calamos Advisors LLCNaperville, IL$9.6M359,149−76,341 shares
Calamos Wealth Management LLCNaperville, IL$2.4M88,023−3,773 shares
Commonwealth Equity Services, LLCWaltham, MA$1.6M58,264−509 shares
New England Capital Financial Advisors LLCMeriden, CT$1.5M54,586−2,000 shares
Burkett Financial Services, LLCRock Hill, SC$1.4M51,373−873 shares
LPL Financial LLCFort Mill, SC$1.2M45,525+1,435 shares
Advisor OS, LLCChicago, IL$1.1M41,476No change
Stolz & Associates, PSTacoma, WA$1.1M40,039−2,052 shares
Cyr Financial Inc.Hennepin, IL$1.0M37,495−1,562 shares
Creative PlanningOverland Park, KS$722K27,060No change
24 more firms

The full list comes with the Advisors and Institutions package.

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From SEC Form 13F, for managers with $100M+ in US securities. Change compares June 30, 2026 with March 31, 2026. “New position” means no holding in the prior filing we have.

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Frequently asked questions

Who owns CPSD?

34 institutional managers reported holding CPSD in Form 13F filings for June 30, 2026, worth $27.3M in total. The largest reported position was held by Calamos Advisors LLC, at $9.6M.

Did institutions buy or sell CPSD last quarter?

Reported 13F value fell 5.4% from March 31, 2026, which includes price moves as well as buying and selling. 5 firms reported a new position and 2 sold all of theirs.

What is a Form 13F?

A quarterly report filed with the SEC by institutional investment managers with $100 million or more in qualifying US securities. It lists their long positions at quarter end. It doesn't cover retail investors, cash, short positions, or managers under the threshold, so it shows part of a fund's ownership, not all of it.

How often is CPSD ownership data updated?

13F filings are due 45 days after each quarter ends. The next set is due around mid-November. Positions can be up to about four and a half months old by the time a new set arrives.