CPSN vs XNOV: Cap, Buffer & Days Left

As of Oct 22, 2026 XNOV can fall 9.6% before its buffer engages and CPSN 6.2%, and CPSN resets 21 days sooner. Net assets on Oct 22, 2026: $34m for Calamos S&P 500 Structured Alt Protection ETF - November and $26m for FT Vest U.S. Equity Enhance & Moderate Buffer ETF - November.

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Ask IQ about CPSN and XNOV

Answers cite the figures on this page.

CPSN costs 0.16 points a year less; their one-year returns differ by 4.3 points; CPSN is 1.3 times larger.

Points (pts) are percentage points.

CPSN vs XNOV: Cap, Buffer & Days Left
CPSNXNOV
Expense ratio0.69%0.85%
Net assets$34m$26m
Total return, 1 year+6.1%+10.4%
What it tracksSPYSPY
Holdings in commonnot published
Index fall to the buffer10.6%13.7%

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CPSNAt its cap
At its capCPSN: reference +11.8% since period start, fund +5.9%; buffer Floor; cap +6.8%; At its cap. Figures to Oct 22, 2026.full floor beneath+6.8%full floor0% period start+6.8% capTODAY · SPY +11.8%At its capCPSN: reference +11.8% since period start, fund +5.9%; buffer Floor; cap +6.8%; At its cap. Figures to Oct 22, 2026.full floor beneathfull floor0% start+6.8% cap+6.8% gain capturedTODAY · SPY +11.8%

CPSN: reference +11.8% since period start, fund +5.9%; buffer Floor; cap +6.8%; At its cap. Figures to Oct 22, 2026.

Figures to Oct 22, 2026.

XNOVAt its cap
At its capXNOV: reference +15.9% since period start, fund +9.7%; buffer 0 to −15; cap +11.1%; At its cap. Figures to Oct 22, 2026.15 pts of buffer+11.1% gained−15.0% floor0% period start+11.1% capTODAY · SPY +15.9%At its capXNOV: reference +15.9% since period start, fund +9.7%; buffer 0 to −15; cap +11.1%; At its cap. Figures to Oct 22, 2026.15 pts−15.0% floor0% start+11.1% cap+11.1% gain capturedTODAY · SPY +15.9%

XNOV: reference +15.9% since period start, fund +9.7%; buffer 0 to −15; cap +11.1%; At its cap. Figures to Oct 22, 2026.

XNOV: reference +15.9% since period start, fund +9.7%; buffer 0 to −15; cap +11.1%; At its cap. Figures to Oct 22, 2026.

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

Both are already at their cap, so neither gains from more rise in the index before the period ends.

Where each one stands today

CPSN resets first, on Oct 30, 2026, 8 days from now; XNOV runs to Nov 20, 2026, 29 days. A fall from here reaches CPSN’s buffer after 6.2% and XNOV’s after 9.6%. Both track SPY, so what separates them is where each is in its own period.

Performance, window by window

Performance, window by window: CPSN vs XNOV: Cap, Buffer & Days Left
Total returnGap to the reference's price return
WindowCPSNXNOVCPSNXNOV
3 months+2.2%+2.4%−1.3 pts−1.1 pts
6 months+3.8%+4.9%−4.1 pts−2.9 pts
1 year+6.1%+10.4%−8.3 pts−4.0 pts
Since launch
Not the same days: CPSN Nov 2024 · XNOV Nov 2023
+12.9%+32.0%−20.9 pts−36.2 pts

Each fund's gap is to its reference's price return, dividends left out: the basis the outcome period uses. Source: ETFIQ. Open this comparison in the app →

On the same fields

CPSN
Calamos S&P 500 Structured Alt Protection ETF - November · Absorbs the whole loss on SPY and caps the gain at 6.8%, over a period ending Oct 30, 2026
XNOV
FT Vest U.S. Equity Enhance & Moderate Buffer ETF - November · Absorbs the first 15% of loss on SPY and caps the gain at 11.1%, over a period ending Nov 20, 2026
Reference index SPY SPY
Buffer 100% 15%
Outcome period Nov 3, 2025 to Oct 30, 2026 Nov 24, 2025 to Nov 20, 2026
Days left 8 29
Starting cap +6.8% +11.1%
Can still gain not published 0.5%
Fall before buffer 6.2% 9.6%
Protection left, index points 100.0% of 100.0% 15.0% of 15.0%
Index return this period +11.8% +15.9%
Fund return this period +5.9% +9.7%
State today At cap At cap
Expense ratio 0.69% 0.85%
Net assets $34m $26m

As of Oct 22, 2026. Source: ETFIQ.

About CPSN

SPY had already risen past this fund's cap of +6.8% for the period on Oct 22, 2026, so in index terms there is no more upside to collect. The fund's price can fall 6.2% from here before the buffer starts absorbing losses, by the issuer's figure. In index terms, SPY can fall 10.6% 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. 8 days remained on Oct 22, 2026. On Oct 30, 2026 the period ends and a new cap is set.

About XNOV

SPY had already risen past this fund's cap of +11.1% for the period on Oct 22, 2026, so in index terms there is no more upside to collect. The fund's own price can still drift up to about 0.5% as the period runs out. The fund's price can fall 9.6% from here before the buffer starts absorbing losses, by the issuer's figure. In index terms, SPY can fall 13.7% from today's level to the point where the buffer begins. Protection left, in index points: 15.0% of the 15.0% buffer still sits below today's SPY level. 29 days remained on Oct 22, 2026. On Nov 20, 2026 the period ends and a new cap is set.

Questions people ask

Which resets first, CPSN or XNOV?
CPSN ends its outcome period on Oct 30, 2026 and XNOV on Nov 20, 2026. A new cap is set the day after each.
Which is cheaper, CPSN or XNOV?
CPSN charges 0.69% a year and XNOV charges 0.85%, so CPSN is cheaper. Fees come from each fund's prospectus.
Other comparisons
Where these figures came from

ETFIQ links to the documents behind every figure; a link is not an endorsement. A comparison is not a recommendation.

How this is computed

ETFIQ calculates every figure 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 figure is an ETFIQ calculation with distributions reinvested.

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ETFIQ, CPSN against XNOV, data as of Oct 22, 2026. https://etfiq.com/compare/buffer/cpsn-vs-xnov

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