Data as of Nov 4, 2026.

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Buffer ETFs

CPSD vs DECT: Cap, Buffer & Days Left

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As of Nov 4, 2026 DECT can fall 11.0% before its buffer engages and CPSD 5.8%.

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Net assets: $46m on Nov 4, 2026 for Calamos S&P 500 Structured Alt Protection ETF - December, and $37m on Nov 3, 2026 for AllianzIM U.S. Equity Buffer10 ETF - Dec.

At a glance
CPSD At its cap
At its capCPSD: reference +12.7% since period start, fund +5.5%; buffer Floor; cap +6.7%; At its cap. Data to Nov 4, 2026.full floor beneath+6.7%full floor0% period start+6.7% capTODAY · SPY +12.7%At its capCPSD: reference +12.7% since period start, fund +5.5%; buffer Floor; cap +6.7%; At its cap. Data to Nov 4, 2026.full floor beneathfull floor0% start+6.7% cap+6.7% gain capturedTODAY · SPY +12.7%

CPSD: reference +12.7% since period start, fund +5.5%; buffer Floor; cap +6.7%; At its cap. Data to Nov 4, 2026.

Data to Nov 4, 2026.
DECT Between buffer and cap
Between buffer and capDECT: reference +12.2% since period start, fund +11.4%; buffer 0 to −10; cap +16.6%; Between buffer and cap. Data to Nov 4, 2026.10 pts+12.2% gained−10.0% floor0% period start+16.6% cap+4.4% more to the capTODAY · SPY +12.2%Between buffer and capDECT: reference +12.2% since period start, fund +11.4%; buffer 0 to −10; cap +16.6%; Between buffer and cap. Data to Nov 4, 2026.+12.2%−10.0% floor0% start+16.6% cap10 pts of buffer+4.4% more to the capTODAY · SPY +12.2%

DECT: reference +12.2% since period start, fund +11.4%; buffer 0 to −10; cap +16.6%; Between buffer and cap. Data to Nov 4, 2026.

DECT: reference +12.2% since period start, fund +11.4%; buffer 0 to −10; cap +16.6%; Between buffer and cap. Data to Nov 4, 2026.

Pair scorecard

CPSD costs 0.05 points a year less; their one-year returns differ by 6.9 points; CPSD is 1.2 times larger.

Points (pts) are percentage points.

CPSD vs DECT: Cap, Buffer & Days Left
MeasureCPSDDECT
Return
Total return, 1 year+6.3%+13.2%
Drawdown
Index fall to the buffer11.3%10.9%
Benchmark
What it tracksSPYSPY
Cost and size
Expense ratio0.69%0.74%
Net assets, as of Nov 3, 2026$46m$37m
Holdings
Holdings in commonnot published

Method

Window by window

Window by window: CPSD vs DECT: Cap, Buffer & Days Left
Total returnGap to the reference's price return
WindowCPSDDECTCPSDDECT
3 months+1.5%+1.1%+1.8 pts+1.4 pts
6 months+3.1%+5.1%−1.4 pts+0.6 pts
1 year+6.3%+13.2%−7.2 pts−0.4 pts
3 years–+53.8%–−22.6 pts
Since launchNot the same days: CPSD Dec 2024 · DECT Dec 2022+13.1%+62.7%−13.9 pts−25.6 pts

Each fund's gap is to its reference's price return, dividends left out: the basis the outcome period uses. – means no data for this window. Open this comparison in the app →

Side by side

CPSD Calamos S&P 500 Structured Alt Protection ETF - December · Absorbs the whole loss on SPY and caps the gain at 6.7%, over a period ending Nov 30, 2026 DECT AllianzIM U.S. Equity Buffer10 ETF - Dec · Absorbs the first 10% of loss on SPY and caps the gain at 16.6%, over a period ending Nov 30, 2026
Reference index SPY SPY
Buffer 100% 10%
Outcome period Dec 1, 2025 to Nov 30, 2026 Dec 1, 2025 to Nov 30, 2026
Days left 26 26
Starting cap +6.7% +16.6%
Can still gain not published 4.0%
Fall before buffer 5.8% 11.0%
Protection left, index points 100.0% of 100.0% 10.0% of 10.0%
Index return this period +12.7% +12.2%
Fund return this period +5.5% +11.4%
State today At cap Open
Expense ratio 0.69% 0.74%
Net assets, CPSD as of Nov 4, 2026 and DECT as of Nov 3, 2026 $46m $37m

As of Nov 4, 2026. Source: ETFIQ.

These are two different products. CPSD is a floor fund, which caps how far a holder can fall. DECT is a buffer fund, which absorbs the first part of a fall and leaves everything below it with the holder.

CPSD is already at its cap, so more rise in the index adds nothing to it before the period ends.

Where each one stands today

CPSD resets first, on Nov 30, 2026, 26 days from now; DECT runs to Nov 30, 2026, 26 days. A fall from here reaches CPSD’s buffer after 5.8% and DECT’s after 11.0%. Both track SPY, so what separates them is where each is in its own period.

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About each fund
CPSD

SPY had already risen past this fund's cap of +6.7% for the period on Nov 4, 2026, so in index terms there is no more upside to collect. The fund's price can fall 5.8% from here before the buffer starts absorbing losses, by the issuer's number. In index terms, SPY can fall 11.3% from today's level to the point where the buffer begins. Protection left, in index points: 100.0% of the 100.0% buffer still sits below today's SPY level. 26 days remained on Nov 4, 2026. On Nov 30, 2026 the period ends and a new cap is set.

DECT

From its price on Nov 4, 2026, the fund can gain about 4.0% more before it reaches its cap. The fund's price can fall 11.0% from here before the buffer starts absorbing losses, by the issuer's number. In index terms, SPY can fall 10.9% from today's level to the point where the buffer begins. Protection left, in index points: 10.0% of the 10.0% buffer still sits below today's SPY level.

Questions people ask

Which resets first, CPSD or DECT?
CPSD ends its outcome period on Nov 30, 2026 and DECT on Nov 30, 2026. A new cap is set the day after each.
Which is cheaper, CPSD or DECT?
CPSD charges 0.69% a year and DECT charges 0.74%, so CPSD is cheaper. Fees come from each fund's prospectus.
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Sources and dates

Links are sources, not endorsements. A comparison is not a recommendation.

How this is computed

ETFIQ calculates every number from each issuer’s published outcome-period terms. Buffer ETFs hold options on an index, not shares, so there is no holdings overlap to report.

Every number is an ETFIQ calculation with distributions reinvested.

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ETFIQ, CPSD against DECT, data as of Nov 4, 2026. https://etfiq.com/compare/buffer/cpsd-vs-dect

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