Data as of Nov 4, 2026.

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Buffer ETFs

CPNS vs DDNQ: Cap, Buffer & Days Left

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As of Nov 4, 2026 CPNS can fall 0.0% before its buffer engages and DDNQ 0.0%, and DDNQ resets 243 days sooner.

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Net assets on Nov 4, 2026: $29m for Calamos Nasdaq-100 Structured Alt Protection ETF - September and $27m for Innovator Growth-100 Dual Directional 5 Buffer ETF - Quarterly.

At a glance
CPNS Buffer working
Buffer workingCPNS: reference −2.2% since period start, fund −0.3%; buffer Floor; cap +8.8%; Buffer working. Data to Nov 4, 2026.full floor beneath+8.8% to capfull floor0% period start+8.8% capTODAY · QQQ −2.2%Buffer workingCPNS: reference −2.2% since period start, fund −0.3%; buffer Floor; cap +8.8%; Buffer working. Data to Nov 4, 2026.full floor beneathfull floor0% start+8.8% cap+8.8% more to the capTODAY · QQQ −2.2%

CPNS: reference −2.2% since period start, fund −0.3%; buffer Floor; cap +8.8%; Buffer working. Data to Nov 4, 2026.

Data to Nov 4, 2026.
DDNQ Buffer exhausted
Buffer exhaustedDDNQ: reference −6.5% since period start, fund −2.8%; buffer 0 to −5; cap +5.7%; Buffer exhausted. Data to Nov 4, 2026.−5.0% floor0% period start+5.7% cap0 of 5 pts of buffer left+5.7% more to the capTODAY · QQQ −6.5%Buffer exhaustedDDNQ: reference −6.5% since period start, fund −2.8%; buffer 0 to −5; cap +5.7%; Buffer exhausted. Data to Nov 4, 2026.−5.0% floor0% start+5.7% cap0 of 5 pts of buffer left+5.7% more to the capTODAY · QQQ −6.5%

DDNQ: reference −6.5% since period start, fund −2.8%; buffer 0 to −5; cap +5.7%; Buffer exhausted. Data to Nov 4, 2026.

DDNQ: reference −6.5% since period start, fund −2.8%; buffer 0 to −5; cap +5.7%; Buffer exhausted. Data to Nov 4, 2026.

Pair scorecard

CPNS costs 0.10 points a year less; CPNS is 1.1 times larger.

Points (pts) are percentage points.

CPNS vs DDNQ: Cap, Buffer & Days Left
MeasureCPNSDDNQ
Return
Total return, 1 year+4.5%not published
Benchmark
What it tracksQQQQQQ
Cost and size
Expense ratio0.69%0.79%
Net assets$29m$27m
Holdings
Holdings in commonnot published

Method

Window by window

Window by window: CPNS vs DDNQ: Cap, Buffer & Days Left
Total returnGap to the reference's price return
WindowCPNSDDNQCPNSDDNQ
3 months0.0%−2.3%+3.5 pts+1.3 pts
6 months+1.5%−1.5%+2.0 pts−0.9 pts
1 year+4.5%–−7.2 pts–
Since launchNot the same days: CPNS Sep 2024 · DDNQ Jan 2026+14.6%+2.8%−35.3 pts−10.0 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

CPNS Calamos Nasdaq-100 Structured Alt Protection ETF - September · Absorbs the whole loss on QQQ and caps the gain at 8.8%, over a period ending Aug 31, 2027 DDNQ Innovator Growth-100 Dual Directional 5 Buffer ETF - Quarterly · Absorbs the first 5% of loss on QQQ and caps the gain at 5.7%, over a period ending Dec 31, 2026
Reference index QQQ QQQ
Buffer 100% 5%
Outcome period Sep 1, 2026 to Aug 31, 2027 Sep 30, 2026 to Dec 31, 2026
Days left 300 57
Starting cap +8.8% +5.7%
Can still gain not published 8.6%
Fall before buffer 0.0% 0.0%
Protection left, index points 97.8% of 100.0% 0.0% of 5.0%
Index return this period −2.2% −6.5%
Fund return this period −0.3% −2.8%
State today Buffer working Buffer exhausted
Expense ratio 0.69% 0.79%
Net assets $29m $27m

As of Nov 4, 2026. Source: ETFIQ.

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

They do not reset together. DDNQ has 57 days of its period left and CPNS has 300, so the two are not the same bet on the same months.

Where each one stands today

DDNQ resets first, on Dec 31, 2026, 57 days from now; CPNS runs to Aug 31, 2027, 300 days. A fall from here reaches CPNS’s buffer after 0.0% and DDNQ’s after 0.0%. Both track QQQ, so what separates them is where each is in its own period.

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About each fund
CPNS

Protection left, in index points: 97.8% of the 100.0% buffer still sits below today's QQQ level. 300 days remained on Nov 4, 2026. On Aug 31, 2027 the period ends and a new cap is set.

DDNQ

From its price on Nov 4, 2026, the fund can gain about 8.6% more before it reaches its cap. Protection left, in index points: 0.0% of the 5.0% buffer still sits below today's QQQ level. 57 days remained on Nov 4, 2026. On Dec 31, 2026 the period ends and a new cap is set.

Questions people ask

Which resets first, CPNS or DDNQ?
CPNS ends its outcome period on Aug 31, 2027 and DDNQ on Dec 31, 2026. A new cap is set the day after each.
Which is cheaper, CPNS or DDNQ?
CPNS charges 0.69% a year and DDNQ charges 0.79%, so CPNS is cheaper. Fees come from each fund's prospectus.
Other comparisons
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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, CPNS against DDNQ, data as of Nov 4, 2026. https://etfiq.com/compare/buffer/cpns-vs-ddnq

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