Data as of Nov 4, 2026.

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Buffer ETFs

CPSY vs SIXJ: Cap, Buffer & Days Left

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As of Nov 4, 2026 CPSY can fall 5.0% before its buffer engages and SIXJ 3.0%.

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Net assets: $30m on Nov 4, 2026 for Calamos S&P 500 Structured Alt Protection ETF - January, and $148m on Nov 3, 2026 for AllianzIM U.S. Equity Buffer10 ETF - Jan.

At a glance
CPSY At its cap
At its capCPSY: reference +12.2% since period start, fund +4.6%; buffer Floor; cap +6.4%; At its cap. Data to Nov 4, 2026.full floor beneath+6.4%full floor0% period start+6.4% capTODAY · SPY +12.2%At its capCPSY: reference +12.2% since period start, fund +4.6%; buffer Floor; cap +6.4%; At its cap. Data to Nov 4, 2026.full floor beneathfull floor0% start+6.4% cap+6.4% gain capturedTODAY · SPY +12.2%

CPSY: reference +12.2% since period start, fund +4.6%; buffer Floor; cap +6.4%; At its cap. Data to Nov 4, 2026.

Data to Nov 4, 2026.
SIXJ Between buffer and cap
Between buffer and capSIXJ: reference +2.7% since period start, fund +2.7%; buffer 0 to −10; cap +8.2%; Between buffer and cap. Data to Nov 4, 2026.10 pts of buffer−10.0% floor0% period start+8.2% cap+2.7% gain captured+5.5% more to the capTODAY · SPY +2.7%Between buffer and capSIXJ: reference +2.7% since period start, fund +2.7%; buffer 0 to −10; cap +8.2%; Between buffer and cap. Data to Nov 4, 2026.−10.0% floor0% start+8.2% cap10 pts of buffer+2.7% gain captured+5.5% more to the capTODAY · SPY +2.7%

SIXJ: reference +2.7% since period start, fund +2.7%; buffer 0 to −10; cap +8.2%; Between buffer and cap. Data to Nov 4, 2026.

SIXJ: reference +2.7% since period start, fund +2.7%; buffer 0 to −10; cap +8.2%; Between buffer and cap. Data to Nov 4, 2026.

Pair scorecard

CPSY costs 0.05 points a year less; their one-year returns differ by 5.8 points; SIXJ is 4.9 times larger.

Points (pts) are percentage points.

CPSY vs SIXJ: Cap, Buffer & Days Left
MeasureCPSYSIXJ
Return
Total return, 1 year+5.9%+11.7%
Drawdown
Index fall to the buffer10.9%2.6%
Benchmark
What it tracksSPYSPY
Cost and size
Expense ratio0.69%0.74%
Net assets, as of Nov 3, 2026$30m$148m
Holdings
Holdings in commonnot published

Method

Window by window

Window by window: CPSY vs SIXJ: Cap, Buffer & Days Left
Total returnGap to the reference's price return
WindowCPSYSIXJCPSYSIXJ
3 months+1.3%+0.8%+1.6 pts+1.2 pts
6 months+2.7%+4.7%−1.8 pts+0.2 pts
1 year+5.9%+11.7%−7.6 pts−1.8 pts
3 years–+51.3%–−25.1 pts
Since launchNot the same days: CPSY Jan 2025 · SIXJ Jan 2022+11.8%+48.9%−19.4 pts−11.7 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

CPSY Calamos S&P 500 Structured Alt Protection ETF - January · Absorbs the whole loss on SPY and caps the gain at 6.4%, over a period ending Dec 31, 2026 SIXJ AllianzIM U.S. Equity Buffer10 ETF - Jan · Absorbs the first 10% of loss on SPY and caps the gain at 8.2%, over a period ending Dec 31, 2026
Reference index SPY SPY
Buffer 100% 10%
Outcome period Jan 2, 2026 to Dec 31, 2026 Jul 1, 2026 to Dec 31, 2026
Days left 57 57
Starting cap +6.4% +8.2%
Can still gain not published 5.0%
Fall before buffer 5.0% 3.0%
Protection left, index points 100.0% of 100.0% 10.0% of 10.0%
Index return this period +12.2% +2.7%
Fund return this period +4.6% +2.7%
State today At cap Open
Expense ratio 0.69% 0.74%
Net assets, CPSY as of Nov 4, 2026 and SIXJ as of Nov 3, 2026 $30m $148m

As of Nov 4, 2026. Source: ETFIQ.

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

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

Where each one stands today

CPSY resets first, on Dec 31, 2026, 57 days from now; SIXJ runs to Dec 31, 2026, 57 days. A fall from here reaches CPSY’s buffer after 5.0% and SIXJ’s after 3.0%. Both track SPY, so what separates them is where each is in its own period.

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About each fund
CPSY

SPY had already risen past this fund's cap of +6.4% for the period on Nov 4, 2026, so in index terms there is no more upside to collect. The fund's price can fall 5.0% 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: 100.0% of the 100.0% buffer still sits below today's SPY level. 57 days remained on Nov 4, 2026. On Dec 31, 2026 the period ends and a new cap is set.

SIXJ

From its price on Nov 4, 2026, the fund can gain about 5.0% more before it reaches its cap. The fund's price can fall 3.0% from here before the buffer starts absorbing losses, by the issuer's number. In index terms, SPY can fall 2.6% 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, CPSY or SIXJ?
CPSY ends its outcome period on Dec 31, 2026 and SIXJ on Dec 31, 2026. A new cap is set the day after each.
Which is cheaper, CPSY or SIXJ?
CPSY charges 0.69% a year and SIXJ charges 0.74%, so CPSY 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.

Cite this pageCitation, APA and Markdown

ETFIQ, CPSY against SIXJ, data as of Nov 4, 2026. https://etfiq.com/compare/buffer/cpsy-vs-sixj

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