Data as of Nov 4, 2026.

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Buffer ETFs

FAUG vs ZSEP: Cap, Buffer & Days Left

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As of Nov 4, 2026 FAUG can fall 1.6% before its buffer engages and ZSEP 0.8%, and FAUG resets 11 days sooner.

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Net assets: $1.4bn on Nov 3, 2026 for FT Vest U.S. Equity Buffer ETF - August, and $263m on Nov 4, 2026 for Innovator Equity Defined Protection ETF - 1 Yr September.

At a glance
1.6%
FAUG can fall this far before its buffer
0.8%
ZSEP can fall this far before its buffer
15.5%
FAUG can still gain
8.1%
ZSEP can still gain
FAUG Between buffer and cap
Between buffer and capFAUG: reference +0.1% since period start, fund +0.7%; buffer 0 to −10; cap +17.2%; Between buffer and cap. Data to Nov 4, 2026.10 pts+17% more to the cap−10.0% floor0% period start+17.2% cap+0.1% gain capturedTODAY · SPY +0.1%Between buffer and capFAUG: reference +0.1% since period start, fund +0.7%; buffer 0 to −10; cap +17.2%; Between buffer and cap. Data to Nov 4, 2026.−10.0% floor0% start+17.2% cap10 pts of buffer+0.1% gain captured+17% more to the capTODAY · SPY +0.1%

FAUG: reference +0.1% since period start, fund +0.7%; buffer 0 to −10; cap +17.2%; Between buffer and cap. Data to Nov 4, 2026.

FAUG: reference +0.1% since period start, fund +0.7%; buffer 0 to −10; cap +17.2%; Between buffer and cap. Data to Nov 4, 2026.
ZSEP Buffer working
Buffer workingZSEP: reference −0.1% since period start, fund +0.6%; buffer Floor; cap +8.9%; Buffer working. Data to Nov 4, 2026.full floor beneath+8.9% to capfull floor0% period start+8.9% capTODAY · SPY −0.1%Buffer workingZSEP: reference −0.1% since period start, fund +0.6%; buffer Floor; cap +8.9%; Buffer working. Data to Nov 4, 2026.full floor beneathfull floor0% start+8.9% cap+8.9% more to the capTODAY · SPY −0.1%

ZSEP: reference −0.1% since period start, fund +0.6%; buffer Floor; cap +8.9%; Buffer working. Data to Nov 4, 2026.

Data to Nov 4, 2026.

Pair scorecard

ZSEP costs 0.06 points a year less; their one-year returns differ by 5.6 points; FAUG is 5.3 times larger.

Points (pts) are percentage points.

FAUG vs ZSEP: Cap, Buffer & Days Left
MeasureFAUGZSEP
Return
Total return, 1 year+11.1%+5.5%
Drawdown
Index fall to the buffer0.1%0.0%
Benchmark
What it tracksSPYSPY
Cost and size
Expense ratio0.85%0.79%
Net assets, as of Nov 3, 2026$1.4bn$262m
Holdings
Holdings in commonnot published

Method

Risk and return

Sep 13, 2024 to Oct 30, 2026 · 111 weekly returns · each against SPY
FAUG ZSEP
Return
Total return edge FAUG +27.2% +13.0%
Annualized edge FAUG +11.9% +5.9%
Price return edge FAUG +27.2% +13.0%
Risk
Volatility edge ZSEP 9.0% 3.1%
Max drawdown edge ZSEP −11.3% −3.7%
Downside capture 61.2% 19.0%
Beta 0.60 0.20
Risk-adjusted
Sharpe edge FAUG 0.84 0.55
Sortino edge FAUG 1.26 0.83
Treynor 0.127 0.087
Calmar edge ZSEP 1.06 1.59
Against the benchmark
Alpha +0.4% a year −0.7% a year
Alpha t-stat 0.24 −0.86
Information ratio −0.72 −0.88
Tracking error 6.3% 11.8%
Reading

From Sep 2024 to Oct 2026, FAUG returned more: +27.2% to +13.0%. ZSEP swung less: 3.1% to 9.0%. ZSEP fell less at its worst: −3.7% to −11.3%.

Full scorecard

19 measures, with how each is measured
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Risk and return: FAUG vs ZSEP: Cap, Buffer & Days Left
MeasureFAUGZSEPSPYEdgeHow it is measured
Return
Total return+27.2%+13.0%FAUGPrice change plus distributions, reinvested.
Annualized+11.9%+5.9%FAUGTotal return as a yearly rate.
Price return+27.2%+13.0%FAUGPrice change alone, distributions left out.
Risk
Volatility9.0%3.1%ZSEPSpread of weekly returns, annualized. Lower is steadier.
Downside deviation6.0%2.1%ZSEPLike volatility, counting only weeks below the Treasury bill rate.
Max drawdown−11.3%−3.7%ZSEPDeepest fall from a high to the low after it.
Upside capture49.3%15.3%100.0%FAUGShare of its benchmark's rise caught in the weeks it rose.
Downside capture61.2%19.0%100.0%ZSEPShare of its benchmark's fall taken in the weeks it fell. Lower is better.
Beta0.600.201.00ZSEP lowerHow far it moves for each 1% its benchmark moves.
R squared0.940.871.00Not an edgeShare of its weekly moves its benchmark explains.
Risk-adjusted
Sharpe0.840.55FAUGReturn above Treasury bills per unit of volatility.
Sortino1.260.83FAUGReturn above Treasury bills per unit of downside deviation.
Treynor0.1270.0870.121FAUGReturn above Treasury bills per unit of beta.
Calmar1.061.59ZSEPAnnualized return divided by the max drawdown.
Against the benchmark
BenchmarkSPYSPYSPYThe ETF each fund is measured against.
Alpha+0.4% a year−0.7% a year0.0%Not significantYearly return beyond what its beta to the benchmark predicts.
Alpha t-stat0.24−0.86Not an edgeHow sure the alpha is. Below 2, it could be chance.
Alpha range−2.6% to +3.3%−2.2% to +0.9%Both include zeroThe 95% range for the yearly alpha.
Information ratio−0.72−0.88FAUGReturn against its benchmark per unit of tracking error.
Tracking error6.3%11.8%0.0%Not an edgeHow far weekly returns stray from the benchmark, annualized.

Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 111 weekly returns. Cash rate: the 13-week Treasury bill.

Window by window

Window by window: FAUG vs ZSEP: Cap, Buffer & Days Left
Total returnGap to the reference's price return
WindowFAUGZSEPFAUGZSEP
3 months+1.0%+1.0%+1.4 pts+1.4 pts
6 months+4.4%+2.5%−0.1 pts−2.0 pts
1 year+11.1%+5.5%−2.5 pts−8.1 pts
3 years+52.8%–−23.6 pts–
Since launchNot the same days: FAUG Nov 2019 · ZSEP Sep 2024+92.1%+14.1%−56.8 pts−24.8 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

FAUG FT Vest U.S. Equity Buffer ETF - August · Absorbs the first 10% of loss on SPY and caps the gain at 17.2%, over a period ending Aug 20, 2027 ZSEP Innovator Equity Defined Protection ETF - 1 Yr September · Absorbs the whole loss on SPY and caps the gain at 8.9%, over a period ending Aug 31, 2027
Reference index SPY SPY
Buffer 10% 100%
Outcome period Aug 24, 2026 to Aug 20, 2027 Aug 31, 2026 to Aug 31, 2027
Days left 289 300
Starting cap +17.2% +8.9%
Can still gain 15.5% 8.1%
Fall before buffer 1.6% 0.8%
Protection left, index points 10.0% of 10.0% 99.9% of 100.0%
Index return this period +0.1% −0.1%
Fund return this period +0.7% +0.6%
State today Open Buffer working
Expense ratio 0.85% 0.79%
Net assets, FAUG as of Nov 3, 2026 and ZSEP as of Nov 4, 2026 $1.4bn $263m

As of Nov 4, 2026. Source: ETFIQ.

These are two different products. ZSEP is a floor fund, which caps how far a holder can fall. FAUG 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

FAUG resets first, on Aug 20, 2027, 289 days from now; ZSEP runs to Aug 31, 2027, 300 days. FAUG can still gain 15.5% before its cap, ZSEP 8.1%. A fall from here reaches FAUG’s buffer after 1.6% and ZSEP’s after 0.8%. Both track SPY, so what separates them is where each is in its own period.

Client brief:

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About each fund
FAUG

From its price on Nov 4, 2026, the fund can gain about 15.5% more before it reaches its cap. The fund's price can fall 1.6% from here before the buffer starts absorbing losses, by the issuer's number. In index terms, SPY can fall 0.1% 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. 289 days remained on Nov 4, 2026. On Aug 20, 2027 the period ends and a new cap is set.

ZSEP

From its price on Nov 4, 2026, the fund can gain about 8.1% more before it reaches its cap. The fund's price can fall 0.8% from here before the buffer starts absorbing losses, by the issuer's number. In index terms, SPY can fall 0.0% from today's level to the point where the buffer begins. Protection left, in index points: 99.9% of the 100.0% buffer still sits below today's SPY level. 300 days remained on Nov 4, 2026. On Aug 31, 2027 the period ends and a new cap is set.

Questions people ask

Which has more room to gain, FAUG or ZSEP?
From their prices on Nov 4, 2026, FAUG can gain about 15.5% before its cap and ZSEP about 8.1%, so FAUG has more room left this period.
Which resets first, FAUG or ZSEP?
FAUG ends its outcome period on Aug 20, 2027 and ZSEP on Aug 31, 2027. A new cap is set the day after each.
Which is cheaper, FAUG or ZSEP?
FAUG charges 0.85% a year and ZSEP charges 0.79%, so ZSEP is cheaper. Fees come from each fund's prospectus.
Other comparisons
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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, FAUG against ZSEP, data as of Nov 4, 2026. https://etfiq.com/compare/buffer/faug-vs-zsep

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Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms.