Data as of Nov 4, 2026.

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Buffer ETFs

CMAY vs MAYP: Cap, Buffer & Days Left

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MAYP can fall 5.7% before its buffer engages as of Nov 4, 2026, and CMAY 4.7% as of Nov 3, 2026.

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Net assets on Nov 4, 2026: $1.2m for Corgi U.S. Equities 15% Structured Buffer ETF - May Series and $37m for PGIM S&P 500 Buffer 12 ETF - May.

At a glance
CMAY Between buffer and cap
Between buffer and capCMAY: reference +5.0% since period start, fund +4.0%; buffer 0 to −15; cap +11.0%; Between buffer and cap. Data to Nov 3, 2026.15 pts of buffer+5% gained+6% to cap−15.0% floor0% period start+11.0% capTODAY · SPY +5.0%Between buffer and capCMAY: reference +5.0% since period start, fund +4.0%; buffer 0 to −15; cap +11.0%; Between buffer and cap. Data to Nov 3, 2026.15 pts+5%−15.0% floor0% start+11.0% cap+6% more to the capTODAY · SPY +5.0%

CMAY: reference +5.0% since period start, fund +4.0%; buffer 0 to −15; cap +11.0%; Between buffer and cap. Data to Nov 3, 2026.

CMAY: reference +5.0% since period start, fund +4.0%; buffer 0 to −15; cap +11.0%; Between buffer and cap. Data to Nov 3, 2026.
MAYP Between buffer and cap
Between buffer and capMAYP: reference +6.7% since period start, fund +5.5%; buffer 0 to −12; cap +14.9%; Between buffer and cap. Data to Nov 4, 2026.12 pts of buffer+6.7% gained+8.2% more to the cap−12.0% floor0% period start+14.9% capTODAY · SPY +6.7%Between buffer and capMAYP: reference +6.7% since period start, fund +5.5%; buffer 0 to −12; cap +14.9%; Between buffer and cap. Data to Nov 4, 2026.12 pts+6.7%−12.0% floor0% start+14.9% cap+8.2% more to the capTODAY · SPY +6.7%

MAYP: reference +6.7% since period start, fund +5.5%; buffer 0 to −12; cap +14.9%; Between buffer and cap. Data to Nov 4, 2026.

MAYP: reference +6.7% since period start, fund +5.5%; buffer 0 to −12; cap +14.9%; Between buffer and cap. Data to Nov 4, 2026.

Pair scorecard

CMAY costs 0.20 points a year less; MAYP is far larger, $37m against $1.2m.

Points (pts) are percentage points.

CMAY vs MAYP: Cap, Buffer & Days Left
MeasureCMAYMAYP
Return
Total return, 1 yearnot published+10.1%
Drawdown
Index fall to the buffer4.7%6.3%
Benchmark
What it tracksSPYSPY
Cost and size
Expense ratio0.30%0.50%
Net assets$1.2m$37m
Holdings
Holdings in commonnot published
ETFIQ Downside Cover Score · CMAY scores higher If the market falls into a bear market from here, how much does the buffer absorb?
IQ Buffer Score83.2CMAY57.5MAYP

How much of a bear-market fall the buffer would absorb from today's level, ranked against 292 buffer ETFs on stocks with a live outcome period. 100 is best. How it is computed

0.3, the lowest in this set 99.7, the highest

Today's position against one 20% fall; it ignores smaller falls, and stock buffers are never ranked against bond or commodity ones. All buffer ETFs ranked by it →

Method

Window by window

Window by window: CMAY vs MAYP: Cap, Buffer & Days Left
Total returnGap to the reference's price return
WindowCMAYMAYPCMAYMAYP
3 months+0.7%+1.0%+1.1 pts+1.4 pts
6 months+3.3%+4.3%−1.2 pts−0.2 pts
1 year–+10.1%–−3.4 pts
Since launchNot the same days: CMAY May 2026 · MAYP May 2024+3.9%+33.9%−2.5 pts−19.4 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

CMAY Corgi U.S. Equities 15% Structured Buffer ETF - May Series · Absorbs the first 15% of loss on SPY and caps the gain at 11.0%, over a period ending Apr 30, 2027 MAYP PGIM S&P 500 Buffer 12 ETF - May · Absorbs the first 12% of loss on SPY and caps the gain at 14.9%, over a period ending Apr 30, 2027
Issuer Corgi PGIM
Reference index SPY SPY
Buffer 15% 12%
Outcome period May 1, 2026 to Apr 30, 2027 May 1, 2026 to Apr 30, 2027
Days left 178 177
Starting cap +11.0% +14.9%
Can still gain not published 8.4%
Fall before buffer 4.7% 5.7%
Protection left, index points 15.0% of 15.0% 12.0% of 12.0%
Index return this period +5.0% +6.7%
Fund return this period +4.0% +5.5%
State today Open Open
Expense ratio 0.30% 0.50%
Net assets $1.2m $37m

As of Nov 4, 2026. Source: ETFIQ.

Where each one stands today

MAYP resets first, on Apr 30, 2027, 177 days from now; CMAY runs to Apr 30, 2027, 178 days. A fall from here reaches CMAY’s buffer after 4.7% and MAYP’s after 5.7%. Both track SPY, so what separates them is where each is in its own period.

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About each fund
CMAY

The fund's price can fall 4.7% from here before the buffer starts absorbing losses, by the issuer's number. In index terms, SPY can fall 4.7% 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. 178 days remained on Nov 3, 2026. On Apr 30, 2027 the period ends and a new cap is set.

MAYP

From its price on Nov 4, 2026, the fund can gain about 8.4% more before it reaches its cap. The fund's price can fall 5.7% from here before the buffer starts absorbing losses, by the issuer's number. In index terms, SPY can fall 6.3% from today's level to the point where the buffer begins. Protection left, in index points: 12.0% of the 12.0% buffer still sits below today's SPY level. 177 days remained on Nov 4, 2026.

Questions people ask

Which resets first, CMAY or MAYP?
CMAY ends its outcome period on Apr 30, 2027 and MAYP on Apr 30, 2027. A new cap is set the day after each.
Which is cheaper, CMAY or MAYP?
CMAY charges 0.30% a year and MAYP charges 0.50%, so CMAY is cheaper. Fees come from each fund's prospectus.
Other comparisons
Where to next
Sources and dates

Links are sources, not endorsements. A comparison is not a recommendation.

How this is computed

It is a place in a set, not a rating or a recommendation.

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, CMAY against MAYP, data as of Nov 4, 2026. https://etfiq.com/compare/buffer/cmay-vs-mayp

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