Data as of Nov 4, 2026.

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Buffer ETFs

GSEP vs ZOCT: Cap, Buffer & Days Left

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As of Nov 4, 2026 GSEP can fall 1.7% before its buffer engages and ZOCT 0.8%, and GSEP resets 13 days sooner.

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Net assets: $366m on Nov 3, 2026 for FT Vest U.S. Equity Moderate Buffer ETF - September, and $227m on Nov 4, 2026 for Innovator Equity Defined Protection ETF - 1 Yr October.

At a glance
1.7%
GSEP can fall this far before its buffer
0.8%
ZOCT can fall this far before its buffer
12.3%
GSEP can still gain
8.5%
ZOCT can still gain
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% more to the 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.
ZOCT Full floor
Full floorZOCT: reference +0.5% since period start, fund +0.8%; buffer Floor; cap +9.4%; Full floor. Data to Nov 4, 2026.full floor beneath+8.9% to capfull floor0% period start+9.4% cap+0.5% gain capturedTODAY · SPY +0.5%Full floorZOCT: reference +0.5% since period start, fund +0.8%; buffer Floor; cap +9.4%; Full floor. Data to Nov 4, 2026.full floor beneathfull floor0% start+9.4% cap+0.5% gain captured+8.9% more to the capTODAY · SPY +0.5%

ZOCT: reference +0.5% since period start, fund +0.8%; buffer Floor; cap +9.4%; Full floor. Data to Nov 4, 2026.

Data to Nov 4, 2026.

Pair scorecard

ZOCT costs 0.06 points a year less; their one-year returns differ by 4.7 points; GSEP is 1.6 times larger.

Points (pts) are percentage points.

GSEP vs ZOCT: Cap, Buffer & Days Left
MeasureGSEPZOCT
Return
Total return, 1 year+10.9%+6.2%
Drawdown
Index fall to the buffer0.6%0.5%
Benchmark
What it tracksSPYSPY
Cost and size
Expense ratio0.85%0.79%
Net assets, as of Nov 3, 2026$366m$225m
Holdings
Holdings in commonnot published

Method

Risk and return

Oct 11, 2024 to Oct 30, 2026 · 107 weekly returns · each against SPY
GSEP ZOCT
Return
Total return edge GSEP +21.2% +12.4%
Annualized edge GSEP +9.8% +5.8%
Price return edge GSEP +21.2% +12.4%
Risk
Volatility edge ZOCT 7.2% 2.8%
Max drawdown edge ZOCT −8.8% −3.1%
Downside capture 49.1% 17.1%
Beta 0.47 0.18
Risk-adjusted
Sharpe edge GSEP 0.77 0.60
Sortino edge GSEP 1.14 0.91
Treynor 0.117 0.094
Calmar edge ZOCT 1.11 1.89
Against the benchmark
Alpha +0.3% a year −0.3% a year
Alpha t-stat 0.28 −0.47
Information ratio −0.69 −0.77
Tracking error 8.0% 12.3%
Reading

From Oct 2024 to Oct 2026, GSEP returned more: +21.2% to +12.4%. ZOCT swung less: 2.8% to 7.2%. ZOCT fell less at its worst: −3.1% to −8.8%.

Full scorecard

19 measures, with how each is measured
Open ↓
Risk and return: GSEP vs ZOCT: Cap, Buffer & Days Left
MeasureGSEPZOCTSPYEdgeHow it is measured
Return
Total return+21.2%+12.4%GSEPPrice change plus distributions, reinvested.
Annualized+9.8%+5.8%GSEPTotal return as a yearly rate.
Price return+21.2%+12.4%GSEPPrice change alone, distributions left out.
Risk
Volatility7.2%2.8%ZOCTSpread of weekly returns, annualized. Lower is steadier.
Downside deviation4.9%1.8%ZOCTLike volatility, counting only weeks below the Treasury bill rate.
Max drawdown−8.8%−3.1%ZOCTDeepest fall from a high to the low after it.
Upside capture37.6%14.5%100.0%GSEPShare of its benchmark's rise caught in the weeks it rose.
Downside capture49.1%17.1%100.0%ZOCTShare of its benchmark's fall taken in the weeks it fell. Lower is better.
Beta0.470.181.00ZOCT lowerHow far it moves for each 1% its benchmark moves.
R squared0.950.901.00Not an edgeShare of its weekly moves its benchmark explains.
Risk-adjusted
Sharpe0.770.60GSEPReturn above Treasury bills per unit of volatility.
Sortino1.140.91GSEPReturn above Treasury bills per unit of downside deviation.
Treynor0.1170.0940.111GSEPReturn above Treasury bills per unit of beta.
Calmar1.111.89ZOCTAnnualized return divided by the max drawdown.
Against the benchmark
BenchmarkSPYSPYSPYThe ETF each fund is measured against.
Alpha+0.3% a year−0.3% a year0.0%Not significantYearly return beyond what its beta to the benchmark predicts.
Alpha t-stat0.28−0.47Not an edgeHow sure the alpha is. Below 2, it could be chance.
Alpha range−1.9% to +2.5%−1.6% to +1.0%Both include zeroThe 95% range for the yearly alpha.
Information ratio−0.69−0.77GSEP (slight)Return against its benchmark per unit of tracking error.
Tracking error8.0%12.3%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: GSEP vs ZOCT: Cap, Buffer & Days Left
Total returnGap to the reference's price return
WindowGSEPZOCTGSEPZOCT
3 months+1.9%+1.7%+2.3 pts+2.1 pts
6 months+4.9%+3.4%+0.4 pts−1.1 pts
1 year+10.9%+6.2%−2.7 pts−7.3 pts
3 years+41.6%–−34.8 pts–
Since launchNot the same days: GSEP Sep 2023 · ZOCT Oct 2024+40.3%+12.8%−32.6 pts−22.0 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

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 ZOCT Innovator Equity Defined Protection ETF - 1 Yr October · Absorbs the whole loss on SPY and caps the gain at 9.4%, over a period ending Sep 30, 2027
Reference index SPY SPY
Buffer 0% to 15% 100%
Outcome period Sep 21, 2026 to Sep 17, 2027 Sep 30, 2026 to Sep 30, 2027
Days left 317 330
Starting cap +14.1% +9.4%
Can still gain 12.3% 8.5%
Fall before buffer 1.7% 0.8%
Protection left, index points 15.0% of 15.0% 100.0% of 100.0%
Index return this period +0.7% +0.5%
Fund return this period +0.8% +0.8%
State today Open Open
Expense ratio 0.85% 0.79%
Net assets, GSEP as of Nov 3, 2026 and ZOCT as of Nov 4, 2026 $366m $227m

As of Nov 4, 2026. Source: ETFIQ.

These are two different products. ZOCT 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.

Where each one stands today

GSEP resets first, on Sep 17, 2027, 317 days from now; ZOCT runs to Sep 30, 2027, 330 days. GSEP can still gain 12.3% before its cap, ZOCT 8.5%. A fall from here reaches GSEP’s buffer after 1.7% and ZOCT’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
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.

ZOCT

From its price on Nov 4, 2026, the fund can gain about 8.5% 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 0.5% 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. 330 days remained on Nov 4, 2026. On Sep 30, 2027 the period ends and a new cap is set.

Questions people ask

Which has more room to gain, GSEP or ZOCT?
From their prices on Nov 4, 2026, GSEP can gain about 12.3% before its cap and ZOCT about 8.5%, so GSEP has more room left this period.
Which resets first, GSEP or ZOCT?
GSEP ends its outcome period on Sep 17, 2027 and ZOCT on Sep 30, 2027. A new cap is set the day after each.
Which is cheaper, GSEP or ZOCT?
GSEP charges 0.85% a year and ZOCT charges 0.79%, so ZOCT 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, GSEP against ZOCT, data as of Nov 4, 2026. https://etfiq.com/compare/buffer/gsep-vs-zoct

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