Data as of Nov 4, 2026.

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Buffer ETFs

GFEB vs ZMAR: Cap, Buffer & Days Left

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As of Nov 4, 2026 GFEB can fall 7.7% before its buffer engages and ZMAR 4.2%, and GFEB resets 9 days sooner.

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Net assets: $369m on Nov 3, 2026 for FT Vest U.S. Equity Moderate Buffer ETF - February, and $109m on Nov 4, 2026 for Innovator Equity Defined Protection ETF - 1 Yr March.

At a glance
7.7%
GFEB can fall this far before its buffer
4.2%
ZMAR can fall this far before its buffer
3.5%
GFEB can still gain
2.3%
ZMAR can still gain
GFEB Between buffer and cap
Between buffer and capGFEB: reference +11.2% since period start, fund +7.4%; buffer 0 to −15; cap +12.1%; Between buffer and cap. Data to Nov 4, 2026.15 pts of buffer+11.2% gained−15.0% floor0% period start+12.1% cap+0.8% more to the capTODAY · SPY +11.2%Between buffer and capGFEB: reference +11.2% since period start, fund +7.4%; buffer 0 to −15; cap +12.1%; Between buffer and cap. Data to Nov 4, 2026.15 pts+11.2%−15.0% floor0% start+12.1% cap+0.8% more to the capTODAY · SPY +11.2%

GFEB: reference +11.2% since period start, fund +7.4%; buffer 0 to −15; cap +12.1%; Between buffer and cap. Data to Nov 4, 2026.

GFEB: reference +11.2% since period start, fund +7.4%; buffer 0 to −15; cap +12.1%; Between buffer and cap. Data to Nov 4, 2026.
ZMAR At its cap
At its capZMAR: reference +11.7% since period start, fund +3.8%; buffer Floor; cap +6.7%; At its cap. Data to Nov 4, 2026.full floor beneath+6.7%full floor0% period start+6.7% capTODAY · SPY +11.7%At its capZMAR: reference +11.7% since period start, fund +3.8%; buffer Floor; cap +6.7%; At its cap. Data to Nov 4, 2026.full floor beneathfull floor0% start+6.7% cap+6.7% gain capturedTODAY · SPY +11.7%

ZMAR: reference +11.7% since period start, fund +3.8%; buffer Floor; cap +6.7%; At its cap. Data to Nov 4, 2026.

Data to Nov 4, 2026.

Pair scorecard

ZMAR costs 0.06 points a year less; their one-year returns differ by 5.1 points; GFEB is 3.4 times larger.

Points (pts) are percentage points.

GFEB vs ZMAR: Cap, Buffer & Days Left
MeasureGFEBZMAR
Return
Total return, 1 year+11.2%+6.1%
Drawdown
Index fall to the buffer10.1%10.5%
Benchmark
What it tracksSPYSPY
Cost and size
Expense ratio0.85%0.79%
Net assets, as of Nov 3, 2026$369m$109m
Holdings
Holdings in commonnot published

Method

Risk and return

Mar 14, 2025 to Oct 30, 2026 · 85 weekly returns · each against SPY
GFEB ZMAR
Return
Total return edge GFEB +22.2% +11.6%
Annualized edge GFEB +13.0% +6.9%
Price return edge GFEB +22.2% +11.6%
Risk
Volatility edge ZMAR 7.5% 2.4%
Max drawdown edge ZMAR −6.0% −1.4%
Downside capture 46.1% 12.6%
Beta 0.48 0.15
Risk-adjusted
Sharpe edge Tie 1.15 1.15
Sortino edge ZMAR (slight) 1.69 1.83
Treynor 0.180 0.185
Calmar edge ZMAR 2.16 4.84
Against the benchmark
Alpha +0.7% a year +0.3% a year
Alpha t-stat 0.49 0.46
Information ratio −0.97 −1.06
Tracking error 8.1% 12.9%
Reading

From Mar 2025 to Oct 2026, GFEB returned more: +22.2% to +11.6%. ZMAR swung less: 2.4% to 7.5%. ZMAR fell less at its worst: −1.4% to −6.0%.

Full scorecard

19 measures, with how each is measured
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Risk and return: GFEB vs ZMAR: Cap, Buffer & Days Left
MeasureGFEBZMARSPYEdgeHow it is measured
Return
Total return+22.2%+11.6%GFEBPrice change plus distributions, reinvested.
Annualized+13.0%+6.9%GFEBTotal return as a yearly rate.
Price return+22.2%+11.6%GFEBPrice change alone, distributions left out.
Risk
Volatility7.5%2.4%ZMARSpread of weekly returns, annualized. Lower is steadier.
Downside deviation5.1%1.5%ZMARLike volatility, counting only weeks below the Treasury bill rate.
Max drawdown−6.0%−1.4%ZMARDeepest fall from a high to the low after it.
Upside capture37.3%13.2%100.0%GFEBShare of its benchmark's rise caught in the weeks it rose.
Downside capture46.1%12.6%100.0%ZMARShare of its benchmark's fall taken in the weeks it fell. Lower is better.
Beta0.480.151.00ZMAR lowerHow far it moves for each 1% its benchmark moves.
R squared0.940.881.00Not an edgeShare of its weekly moves its benchmark explains.
Risk-adjusted
Sharpe1.151.15TieReturn above Treasury bills per unit of volatility.
Sortino1.691.83ZMAR (slight)Return above Treasury bills per unit of downside deviation.
Treynor0.1800.1850.164ZMAR (slight)Return above Treasury bills per unit of beta.
Calmar2.164.84ZMARAnnualized return divided by the max drawdown.
Against the benchmark
BenchmarkSPYSPYSPYThe ETF each fund is measured against.
Alpha+0.7% a year+0.3% a year0.0%Not significantYearly return beyond what its beta to the benchmark predicts.
Alpha t-stat0.490.46Not an edgeHow sure the alpha is. Below 2, it could be chance.
Alpha range−2.2% to +3.7%−1.0% to +1.7%Both include zeroThe 95% range for the yearly alpha.
Information ratio−0.97−1.06GFEB (slight)Return against its benchmark per unit of tracking error.
Tracking error8.1%12.9%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, 85 weekly returns. Cash rate: the 13-week Treasury bill.

Window by window

Window by window: GFEB vs ZMAR: Cap, Buffer & Days Left
Total returnGap to the reference's price return
WindowGFEBZMARGFEBZMAR
3 months+1.5%+1.2%+1.8 pts+1.6 pts
6 months+4.3%+2.6%−0.2 pts−1.9 pts
1 year+11.2%+6.1%−2.4 pts−7.5 pts
3 years+45.4%–−31.0 pts–
Since launchNot the same days: GFEB Feb 2023 · ZMAR Mar 2025+56.2%+11.0%−36.0 pts−20.3 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

GFEB FT Vest U.S. Equity Moderate Buffer ETF - February · Absorbs the first 15% of loss on SPY and caps the gain at 12.1%, over a period ending Feb 19, 2027 ZMAR Innovator Equity Defined Protection ETF - 1 Yr March · Absorbs the whole loss on SPY and caps the gain at 6.7%, over a period ending Feb 28, 2027
Reference index SPY SPY
Buffer 15% 100%
Outcome period Feb 23, 2026 to Feb 19, 2027 Feb 28, 2026 to Feb 28, 2027
Days left 107 116
Starting cap +12.1% +6.7%
Can still gain 3.5% 2.3%
Fall before buffer 7.7% 4.2%
Protection left, index points 15.0% of 15.0% 100.0% of 100.0%
Index return this period +11.2% +11.7%
Fund return this period +7.4% +3.8%
State today Open At cap
Expense ratio 0.85% 0.79%
Net assets, GFEB as of Nov 3, 2026 and ZMAR as of Nov 4, 2026 $369m $109m

As of Nov 4, 2026. Source: ETFIQ.

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

ZMAR is already at its cap, so more rise in the index adds nothing to it before the period ends.

Where each one stands today

GFEB resets first, on Feb 19, 2027, 107 days from now; ZMAR runs to Feb 28, 2027, 116 days. GFEB can still gain 3.5% before its cap, ZMAR 2.3%. A fall from here reaches GFEB’s buffer after 7.7% and ZMAR’s after 4.2%. Both track SPY, so what separates them is where each is in its own period.

Client brief:

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About each fund
GFEB

From its price on Nov 4, 2026, the fund can gain about 3.5% more before it reaches its cap. The fund's price can fall 7.7% from here before the buffer starts absorbing losses, by the issuer's number. In index terms, SPY can fall 10.1% 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. 107 days remained on Nov 4, 2026. On Feb 19, 2027 the period ends and a new cap is set.

ZMAR

SPY had already risen past this fund's cap of +6.7% for the period on Nov 4, 2026, so in index terms there is no more upside to collect. The fund's own price can still drift up to about 2.3% as the period runs out. The fund's price can fall 4.2% from here before the buffer starts absorbing losses, by the issuer's number. In index terms, SPY can fall 10.5% 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. 116 days remained on Nov 4, 2026. On Feb 28, 2027 the period ends and a new cap is set.

Questions people ask

Which has more room to gain, GFEB or ZMAR?
From their prices on Nov 4, 2026, GFEB can gain about 3.5% before its cap and ZMAR about 2.3%, so GFEB has more room left this period.
Which resets first, GFEB or ZMAR?
GFEB ends its outcome period on Feb 19, 2027 and ZMAR on Feb 28, 2027. A new cap is set the day after each.
Which is cheaper, GFEB or ZMAR?
GFEB charges 0.85% a year and ZMAR charges 0.79%, so ZMAR 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, GFEB against ZMAR, data as of Nov 4, 2026. https://etfiq.com/compare/buffer/gfeb-vs-zmar

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