Data as of Nov 4, 2026.

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Buffer ETFs

AOCT vs GSEP: Cap, Buffer & Days Left

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As of Nov 4, 2026 GSEP can fall 1.7% before its buffer engages and AOCT 1.1%, and GSEP resets 379 days sooner.

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Net assets: $69m on Nov 4, 2026 for Innovator Equity Defined Protection ETF - Oct 2028, and $366m on Nov 3, 2026 for FT Vest U.S. Equity Moderate Buffer ETF - September.

At a glance
1.1%
AOCT can fall this far before its buffer
1.7%
GSEP can fall this far before its buffer
20.0%
AOCT can still gain
12.3%
GSEP can still gain
AOCT Full floor
Full floorAOCT: reference +0.5% since period start, fund +1.0%; buffer Floor; cap +21.3%; Full floor. Data to Nov 4, 2026.full floor beneath+20.8% more to the capfull floor0% period start+21.3% cap+0.5% gain capturedTODAY · SPY +0.5%Full floorAOCT: reference +0.5% since period start, fund +1.0%; buffer Floor; cap +21.3%; Full floor. Data to Nov 4, 2026.full floor beneathfull floor0% start+21.3% cap+0.5% gain captured+20.8% more to the capTODAY · SPY +0.5%

AOCT: reference +0.5% since period start, fund +1.0%; buffer Floor; cap +21.3%; Full floor. Data to Nov 4, 2026.

Data to Nov 4, 2026.
GSEP Between buffer and cap
Between buffer and capGSEP: reference +0.7% since period start, fund +0.8%; buffer 0 to −15; cap +14.1%; Between buffer and cap. Data to Nov 4, 2026.15 pts of buffer+13.4% to cap−15.0% floor0% period start+14.1% cap+0.7% gain capturedTODAY · SPY +0.7%Between buffer and capGSEP: reference +0.7% since period start, fund +0.8%; buffer 0 to −15; cap +14.1%; Between buffer and cap. Data to Nov 4, 2026.15 pts−15.0% floor0% start+14.1% cap+0.7% gain captured+13.4% more to the capTODAY · SPY +0.7%

GSEP: reference +0.7% since period start, fund +0.8%; buffer 0 to −15; cap +14.1%; Between buffer and cap. Data to Nov 4, 2026.

GSEP: reference +0.7% since period start, fund +0.8%; buffer 0 to −15; cap +14.1%; Between buffer and cap. Data to Nov 4, 2026.

Pair scorecard

AOCT costs 0.06 points a year less; their one-year returns differ by 4.4 points; GSEP is 5.4 times larger.

Points (pts) are percentage points.

AOCT vs GSEP: Cap, Buffer & Days Left
MeasureAOCTGSEP
Return
Total return, 1 year+6.5%+10.9%
Drawdown
Index fall to the buffer0.5%0.6%
Benchmark
What it tracksSPYSPY
Cost and size
Expense ratio0.79%0.85%
Net assets, as of Nov 3, 2026$68m$366m
Holdings
Holdings in commonnot published

Method

Risk and return

Oct 11, 2024 to Oct 30, 2026 · 107 weekly returns · each against SPY
AOCT GSEP
Return
Total return edge GSEP +12.1% +21.2%
Annualized edge GSEP +5.7% +9.8%
Price return edge GSEP +12.1% +21.2%
Risk
Volatility edge AOCT 3.0% 7.2%
Max drawdown edge AOCT −3.2% −8.8%
Downside capture 18.2% 49.1%
Beta 0.18 0.47
Risk-adjusted
Sharpe edge GSEP 0.51 0.77
Sortino edge GSEP 0.78 1.14
Treynor 0.084 0.117
Calmar edge AOCT 1.81 1.11
Against the benchmark
Alpha −0.5% a year +0.3% a year
Alpha t-stat −0.53 0.28
Information ratio −0.78 −0.69
Tracking error 12.2% 8.0%
Reading

From Oct 2024 to Oct 2026, GSEP returned more: +21.2% to +12.1%. AOCT swung less: 3.0% to 7.2%. AOCT fell less at its worst: −3.2% to −8.8%.

Full scorecard

19 measures, with how each is measured
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Risk and return: AOCT vs GSEP: Cap, Buffer & Days Left
MeasureAOCTGSEPSPYEdgeHow it is measured
Return
Total return+12.1%+21.2%GSEPPrice change plus distributions, reinvested.
Annualized+5.7%+9.8%GSEPTotal return as a yearly rate.
Price return+12.1%+21.2%GSEPPrice change alone, distributions left out.
Risk
Volatility3.0%7.2%AOCTSpread of weekly returns, annualized. Lower is steadier.
Downside deviation2.0%4.9%AOCTLike volatility, counting only weeks below the Treasury bill rate.
Max drawdown−3.2%−8.8%AOCTDeepest fall from a high to the low after it.
Upside capture14.7%37.6%100.0%GSEPShare of its benchmark's rise caught in the weeks it rose.
Downside capture18.2%49.1%100.0%AOCTShare of its benchmark's fall taken in the weeks it fell. Lower is better.
Beta0.180.471.00AOCT lowerHow far it moves for each 1% its benchmark moves.
R squared0.810.951.00Not an edgeShare of its weekly moves its benchmark explains.
Risk-adjusted
Sharpe0.510.77GSEPReturn above Treasury bills per unit of volatility.
Sortino0.781.14GSEPReturn above Treasury bills per unit of downside deviation.
Treynor0.0840.1170.111GSEPReturn above Treasury bills per unit of beta.
Calmar1.811.11AOCTAnnualized return divided by the max drawdown.
Against the benchmark
BenchmarkSPYSPYSPYThe ETF each fund is measured against.
Alpha−0.5% a year+0.3% a year0.0%Not significantYearly return beyond what its beta to the benchmark predicts.
Alpha t-stat−0.530.28Not an edgeHow sure the alpha is. Below 2, it could be chance.
Alpha range−2.3% to +1.3%−1.9% to +2.5%Both include zeroThe 95% range for the yearly alpha.
Information ratio−0.78−0.69GSEPReturn against its benchmark per unit of tracking error.
Tracking error12.2%8.0%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, 107 weekly returns. Cash rate: the 13-week Treasury bill.

Window by window

Window by window: AOCT vs GSEP: Cap, Buffer & Days Left
Total returnGap to the reference's price return
WindowAOCTGSEPAOCTGSEP
3 months+1.7%+1.9%+2.1 pts+2.3 pts
6 months+3.2%+4.9%−1.2 pts+0.4 pts
1 year+6.5%+10.9%−7.1 pts−2.7 pts
3 years–+41.6%–−34.8 pts
Since launchNot the same days: AOCT Oct 2024 · GSEP Sep 2023+12.6%+40.3%−22.3 pts−32.6 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

AOCT Innovator Equity Defined Protection ETF - Oct 2028 · Absorbs the whole loss on SPY and caps the gain at 21.3%, over a period ending Sep 30, 2028 GSEP FT Vest U.S. Equity Moderate Buffer ETF - September · Absorbs the first 0% to 15% of loss on SPY and caps the gain at 14.1%, over a period ending Sep 17, 2027
Reference index SPY SPY
Buffer 100% 0% to 15%
Outcome period Sep 30, 2026 to Sep 30, 2028 Sep 21, 2026 to Sep 17, 2027
Days left 696 317
Starting cap +21.3% +14.1%
Can still gain 20.0% 12.3%
Fall before buffer 1.1% 1.7%
Protection left, index points 100.0% of 100.0% 15.0% of 15.0%
Index return this period +0.5% +0.7%
Fund return this period +1.0% +0.8%
State today Open Open
Expense ratio 0.79% 0.85%
Net assets, AOCT as of Nov 4, 2026 and GSEP as of Nov 3, 2026 $69m $366m

As of Nov 4, 2026. Source: ETFIQ.

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

They do not reset together. GSEP has 317 days of its period left and AOCT has 696, so the two are not the same bet on the same months.

Where each one stands today

GSEP resets first, on Sep 17, 2027, 317 days from now; AOCT runs to Sep 30, 2028, 696 days. AOCT can still gain 20.0% before its cap, GSEP 12.3%. A fall from here reaches AOCT’s buffer after 1.1% and GSEP’s after 1.7%. Both track SPY, so what separates them is where each is in its own period.

Client brief:

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About each fund
AOCT

From its price on Nov 4, 2026, the fund can gain about 20.0% more before it reaches its cap. The fund's price can fall 1.1% from here before the buffer starts absorbing losses, by the issuer's number. In index terms, SPY can fall 0.5% 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. 696 days remained on Nov 4, 2026. On Sep 30, 2028 the period ends and a new cap is set.

GSEP

From its price on Nov 4, 2026, the fund can gain about 12.3% more before it reaches its cap. 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 0.6% 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. 317 days remained on Nov 4, 2026. On Sep 17, 2027 the period ends and a new cap is set.

Questions people ask

Which has more room to gain, AOCT or GSEP?
From their prices on Nov 4, 2026, AOCT can gain about 20.0% before its cap and GSEP about 12.3%, so AOCT has more room left this period.
Which resets first, AOCT or GSEP?
AOCT ends its outcome period on Sep 30, 2028 and GSEP on Sep 17, 2027. A new cap is set the day after each.
Which is cheaper, AOCT or GSEP?
AOCT charges 0.79% a year and GSEP charges 0.85%, so AOCT 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, AOCT against GSEP, data as of Nov 4, 2026. https://etfiq.com/compare/buffer/aoct-vs-gsep

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