Data as of Nov 4, 2026.

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Buffer ETFs

CPSF vs FJAN: Cap, Buffer & Days Left

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As of Nov 4, 2026 FJAN can fall 9.1% before its buffer engages and CPSF 4.3%, and FJAN resets 14 days sooner.

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Net assets: $37m on Nov 4, 2026 for Calamos S&P 500 Structured Alt Protection ETF - February, and $1.5bn on Nov 3, 2026 for FT Vest U.S. Equity Buffer ETF - January.

At a glance
CPSF At its cap
At its capCPSF: reference +10.3% since period start, fund +4.0%; buffer Floor; cap +6.3%; At its cap. Data to Nov 4, 2026.full floor beneath+6.3%full floor0% period start+6.3% capTODAY · SPY +10.3%At its capCPSF: reference +10.3% since period start, fund +4.0%; buffer Floor; cap +6.3%; At its cap. Data to Nov 4, 2026.full floor beneathfull floor0% start+6.3% cap+6.3% gain capturedTODAY · SPY +10.3%

CPSF: reference +10.3% since period start, fund +4.0%; buffer Floor; cap +6.3%; At its cap. Data to Nov 4, 2026.

Data to Nov 4, 2026.
FJAN Between buffer and cap
Between buffer and capFJAN: reference +10.8% since period start, fund +9.1%; buffer 0 to −10; cap +14.5%; Between buffer and cap. Data to Nov 4, 2026.10 pts of buffer+10.8% gained−10.0% floor0% period start+14.5% cap+3.7% more to the capTODAY · SPY +10.8%Between buffer and capFJAN: reference +10.8% since period start, fund +9.1%; buffer 0 to −10; cap +14.5%; Between buffer and cap. Data to Nov 4, 2026.−10.0% floor0% start+14.5% cap10 pts of buffer+10.8% gain captured+3.7% more to the capTODAY · SPY +10.8%

FJAN: reference +10.8% since period start, fund +9.1%; buffer 0 to −10; cap +14.5%; Between buffer and cap. Data to Nov 4, 2026.

FJAN: reference +10.8% since period start, fund +9.1%; buffer 0 to −10; cap +14.5%; Between buffer and cap. Data to Nov 4, 2026.

Pair scorecard

CPSF costs 0.16 points a year less; their one-year returns differ by 6.9 points; FJAN is far larger, $1.5bn against $37m.

Points (pts) are percentage points.

CPSF vs FJAN: Cap, Buffer & Days Left
MeasureCPSFFJAN
Return
Total return, 1 year+6.0%+12.9%
Drawdown
Index fall to the buffer9.3%9.8%
Benchmark
What it tracksSPYSPY
Cost and size
Expense ratio0.69%0.85%
Net assets, as of Nov 3, 2026$37m$1.5bn
Holdings
Holdings in commonnot published

Method

Window by window

Window by window: CPSF vs FJAN: Cap, Buffer & Days Left
Total returnGap to the reference's price return
WindowCPSFFJANCPSFFJAN
3 months+1.2%+1.3%+1.6 pts+1.7 pts
6 months+2.6%+4.9%−1.9 pts+0.4 pts
1 year+6.0%+12.9%−7.6 pts−0.7 pts
3 years–+54.1%–−22.3 pts
Since launchNot the same days: CPSF Feb 2025 · FJAN Jan 2021+11.0%+88.2%−17.3 pts−14.3 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

CPSF Calamos S&P 500 Structured Alt Protection ETF - February · Absorbs the whole loss on SPY and caps the gain at 6.3%, over a period ending Jan 29, 2027 FJAN FT Vest U.S. Equity Buffer ETF - January · Absorbs the first 10% of loss on SPY and caps the gain at 14.5%, over a period ending Jan 15, 2027
Reference index SPY SPY
Buffer 100% 10%
Outcome period Feb 2, 2026 to Jan 29, 2027 Jan 20, 2026 to Jan 15, 2027
Days left 86 72
Starting cap +6.3% +14.5%
Can still gain not published 4.3%
Fall before buffer 4.3% 9.1%
Protection left, index points 100.0% of 100.0% 10.0% of 10.0%
Index return this period +10.3% +10.8%
Fund return this period +4.0% +9.1%
State today At cap Open
Expense ratio 0.69% 0.85%
Net assets, CPSF as of Nov 4, 2026 and FJAN as of Nov 3, 2026 $37m $1.5bn

As of Nov 4, 2026. Source: ETFIQ.

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

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

Where each one stands today

FJAN resets first, on Jan 15, 2027, 72 days from now; CPSF runs to Jan 29, 2027, 86 days. A fall from here reaches CPSF’s buffer after 4.3% and FJAN’s after 9.1%. Both track SPY, so what separates them is where each is in its own period.

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About each fund
CPSF

SPY had already risen past this fund's cap of +6.3% for the period on Nov 4, 2026, so in index terms there is no more upside to collect. The fund's price can fall 4.3% from here before the buffer starts absorbing losses, by the issuer's number. In index terms, SPY can fall 9.3% 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. 86 days remained on Nov 4, 2026. On Jan 29, 2027 the period ends and a new cap is set.

FJAN

From its price on Nov 4, 2026, the fund can gain about 4.3% more before it reaches its cap. The fund's price can fall 9.1% from here before the buffer starts absorbing losses, by the issuer's number. In index terms, SPY can fall 9.8% 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. 72 days remained on Nov 4, 2026. On Jan 15, 2027 the period ends and a new cap is set.

Questions people ask

Which resets first, CPSF or FJAN?
CPSF ends its outcome period on Jan 29, 2027 and FJAN on Jan 15, 2027. A new cap is set the day after each.
Which is cheaper, CPSF or FJAN?
CPSF charges 0.69% a year and FJAN charges 0.85%, so CPSF 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, CPSF against FJAN, data as of Nov 4, 2026. https://etfiq.com/compare/buffer/cpsf-vs-fjan

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