Data as of Nov 4, 2026.

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Buffer ETFs

CPSJ vs PBJL: Cap, Buffer & Days Left

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As of Nov 4, 2026 PBJL can fall 2.9% before its buffer engages and CPSJ 1.7%.

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Net assets on Nov 4, 2026: $51m for Calamos S&P 500 Structured Alt Protection ETF - July and $74m for PGIM S&P 500 Buffer 20 ETF - July .

At a glance
CPSJ Full floor
Full floorCPSJ: reference +2.8% since period start, fund +1.5%; buffer Floor; cap +7.7%; Full floor. Data to Nov 4, 2026.full floor beneathfull floor0% period start+7.7% cap+2.8% gain captured+4.9% more to the capTODAY · SPY +2.8%Full floorCPSJ: reference +2.8% since period start, fund +1.5%; buffer Floor; cap +7.7%; Full floor. Data to Nov 4, 2026.full floor beneathfull floor0% start+7.7% cap+2.8% gain captured+4.9% more to the capTODAY · SPY +2.8%

CPSJ: reference +2.8% since period start, fund +1.5%; buffer Floor; cap +7.7%; Full floor. Data to Nov 4, 2026.

Data to Nov 4, 2026.
PBJL Between buffer and cap
Between buffer and capPBJL: reference +2.7% since period start, fund +2.4%; buffer 0 to −20; cap +12.3%; Between buffer and cap. Data to Nov 4, 2026.20 pts of buffer+9.6% to cap−20.0% floor0% period start+12.3% cap+2.7% gain capturedTODAY · SPY +2.7%Between buffer and capPBJL: reference +2.7% since period start, fund +2.4%; buffer 0 to −20; cap +12.3%; Between buffer and cap. Data to Nov 4, 2026.20 pts−20.0% floor0% start+12.3% cap+2.7% gain captured+9.6% more to the capTODAY · SPY +2.7%

PBJL: reference +2.7% since period start, fund +2.4%; buffer 0 to −20; cap +12.3%; Between buffer and cap. Data to Nov 4, 2026.

PBJL: reference +2.7% since period start, fund +2.4%; buffer 0 to −20; cap +12.3%; Between buffer and cap. Data to Nov 4, 2026.

Pair scorecard

PBJL costs 0.19 points a year less; their one-year returns differ by 3.2 points; PBJL is 1.5 times larger.

Points (pts) are percentage points.

CPSJ vs PBJL: Cap, Buffer & Days Left
MeasureCPSJPBJL
Return
Total return, 1 year+5.3%+8.5%
Drawdown
Index fall to the buffer2.7%2.6%
Benchmark
What it tracksSPYSPY
Cost and size
Expense ratio0.69%0.50%
Net assets$51m$74m
Holdings
Holdings in commonnot published

Method

Window by window

Window by window: CPSJ vs PBJL: Cap, Buffer & Days Left
Total returnGap to the reference's price return
WindowCPSJPBJLCPSJPBJL
3 months+0.7%+0.8%+1.0 pts+1.2 pts
6 months+2.2%+3.5%−2.2 pts−0.9 pts
1 year+5.3%+8.5%−8.2 pts−5.0 pts
Since launchNot the same days: CPSJ Jul 2024 · PBJL May 2024+16.9%+28.0%−23.7 pts−20.2 pts

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

Side by side

CPSJ Calamos S&P 500 Structured Alt Protection ETF - July · Absorbs the whole loss on SPY and caps the gain at 7.7%, over a period ending Jun 30, 2027 PBJL PGIM S&P 500 Buffer 20 ETF - July · Absorbs the first 20% of loss on SPY and caps the gain at 12.3%, over a period ending Jun 30, 2027
Issuer Calamos PGIM
Reference index SPY SPY
Buffer 100% 20%
Outcome period Jul 1, 2026 to Jun 30, 2027 Jul 1, 2026 to Jun 30, 2027
Days left 238 238
Starting cap +7.7% +12.3%
Can still gain not published 9.2%
Fall before buffer 1.7% 2.9%
Protection left, index points 100.0% of 100.0% 20.0% of 20.0%
Index return this period +2.8% +2.7%
Fund return this period +1.5% +2.4%
State today Open Open
Expense ratio 0.69% 0.50%
Net assets $51m $74m

As of Nov 4, 2026. Source: ETFIQ.

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

Where each one stands today

CPSJ resets first, on Jun 30, 2027, 238 days from now; PBJL runs to Jun 30, 2027, 238 days. A fall from here reaches CPSJ’s buffer after 1.7% and PBJL’s after 2.9%. Both track SPY, so what separates them is where each is in its own period.

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About each fund
CPSJ

The fund's price can fall 1.7% from here before the buffer starts absorbing losses, by the issuer's number. In index terms, SPY can fall 2.7% 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. 238 days remained on Nov 4, 2026. On Jun 30, 2027 the period ends and a new cap is set.

PBJL

From its price on Nov 4, 2026, the fund can gain about 9.2% more before it reaches its cap. The fund's price can fall 2.9% 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: 20.0% of the 20.0% buffer still sits below today's SPY level.

Questions people ask

Which resets first, CPSJ or PBJL?
CPSJ ends its outcome period on Jun 30, 2027 and PBJL on Jun 30, 2027. A new cap is set the day after each.
Which is cheaper, CPSJ or PBJL?
CPSJ charges 0.69% a year and PBJL charges 0.50%, so PBJL 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, CPSJ against PBJL, data as of Nov 4, 2026. https://etfiq.com/compare/buffer/cpsj-vs-pbjl

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