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Data from SEC EDGAR filings: company financials and 13F holdings.

Disclaimer: QW Research is provided for informational and educational purposes only and is not investment advice, a recommendation, or an offer to buy or sell any security. Data is derived from public SEC 13F filings and may be incomplete, delayed, or inaccurate. Do not make investment decisions based on this content. QW Research does not share in any profits and accepts no liability for any losses or decisions made using this information. Past performance does not predict future results.

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CPSR — Fundamentals, Valuation & Ownership | QW Research

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Calamos S&P 500 Structured Alt Protection ETF – March (CPSR)

Neutral

Insufficient data to determine institutional momentum.

Data as of Q1 2026

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Institutional Ownership

—

of shares outstanding · 21 funds hold it

Ownership Change

—

vs last quarter

Crowding

75ᵗʰ pctl

more crowded than 75% of tracked stocks

Institutional Value

$18.1M

total position value across all 13F filers

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Institutional Holders

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No collected fundamentals to build a valuation model.

No collected fundamentals for a quality & risk analysis.

No collected fundamentals for a dividends & returns analysis.

No collected fundamentals for a capital-allocation analysis.

Buy / Sell Volume by Quarter

Total shares institutions bought (green) vs sold (red) each quarter across all holders.

Inferred from quarter-over-quarter change in each fund's 13F position (new stakes count as buys, exits as sells). Not tick-level trades.

No collected fundamentals for a debt & leverage analysis.

No sector peer set for this ticker (missing sector classification, or too few peers with collected financials).

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Institutional Trends (5 Quarters)

No trend data available for this metric.

Conviction-Weighted Ownership

Median weight: 0.05%Avg weight: 0.08%Max: 0.20%High conviction (>1%): 0

Calamos Advisors

Calamos Wealth Management

SUSQUEHANNA INTERNATIONAL GROUP, LLP

COMMONWEALTH EQUITY SERVICES,

Farther Finance Advisors,

Blue Water Asset Management

LeClair Wealth Partners

Fortitude Advisory Group L.L.C.

Cetera Investment Advisers

STOLZ & ASSOCIATES, PS

Not enough quarter-end price history for a performance view. (Run collect_prices.py for this ticker.)

Ownership Map

Top 21 institutional holders — bubble size is position value, color is the move since last quarter. Hover any holder for detail.

Size by

Drag any bubble to rearrange · size = dollar value of the position

Ownership Map

Top 21 institutional holders — bubble size is position value, color is the move since last quarter. Hover any holder for detail.

Size by

Drag any bubble to rearrange · size = dollar value of the position

Crowding AnalysisCrowded

Holders21of 5,944

Avg: 68

Uncrowded75th percentileCrowded

Institutional Activity

Buy/Sell Ratio1.71x

48th percentile

12 buying7 selling

+7

New

-5

Closed

+181K

Net shares

Ownership Concentration

Top 5: 80.5%Top 10: 90.5%

Calamos Advisors59.9%

Calamos Wealth Management10.3%

SUSQUEHANNA INTERNATIONAL GROUP, LLP3.9%

COMMONWEALTH EQUITY SERVICES,3.9%

Farther Finance Advisors,2.5%

Others (16)19.5%

Crowding AnalysisCrowded

Holders21of 5,944

Avg: 68

Uncrowded75th percentileCrowded

Institutional Activity

Buy/Sell Ratio1.71x

48th percentile

12 buying7 selling

+7

New

-5

Closed

+181K

Net shares

Ownership Concentration

Top 5: 80.5%Top 10: 90.5%

Calamos Advisors59.9%

Calamos Wealth Management10.3%

SUSQUEHANNA INTERNATIONAL GROUP, LLP3.9%

COMMONWEALTH EQUITY SERVICES,3.9%

Farther Finance Advisors,2.5%

Others (16)19.5%