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Data as of Oct 28, 2026.

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AIOO vs IVV: Differences, Returns & Fees

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Over the year to Oct 28, 2026, AIOO returned +3.1% to IVV's +13.7%, and IVV charges 0.03% to AIOO's 0.64%.

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Net assets on Oct 27, 2026: $63m for AllianzIM U.S. Equity Buffer100 Protection ETF - Jan and $885.1bn for iShares Core S&P 500 ETF.

AIOO on its own →IVV on its own →
At a glance
+3.1%
AIOO total return, 1 year
+13.7%
IVV total return, 1 year
0.64%
AIOO expense ratio
0.03%
IVV expense ratio

Pair scorecard

IVV costs 0.61 points a year less; their one-year returns differ by 10.6 points; IVV is far larger, $885.1bn against $63m.

AIOO vs IVV: Differences, Returns & Fees
MeasureAIOOIVV
Return
Total return, 1 year+3.1%+13.7%
Drawdown
Index fall to the buffer1.3%
Fund price fall to the buffer0.4%
Benchmark
What it tracksSPYS&P 500
The outcome period
Buffer left, in index points100.0% of 100.0%
Days left in the period64
Period endsDec 31, 2026
Cost and size
Expense ratio0.64%0.03%
Net assets, as of Oct 27, 2026$63m$885.1bn
Holdings
Holdings in commonnot published
Top ten holdings, share of the fund38.1%

Method

Side by side

AIOO AllianzIM U.S. Equity Buffer100 Protection ETF - Jan IVV iShares Core S&P 500 ETF
Where it sits Buffer ETF Stock ETF
Issuer AllianzIM iShares
What it is Defined outcome, 100% on SPY Tracks the S&P 500
Total return, 1 year +3.1% +13.7%
Its benchmark over the same days +12.4% (SPY) +13.6% (SPY)
Gap to its benchmark −9.3 pts vs SPY +0.1 pts vs SPY
Expense ratio 0.64% 0.03%
Holdings not read by ETFIQ 505
Net assets, as of Oct 27, 2026 $63m $885.1bn

AIOO and IVV on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.

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About each fund
AIOO

This fund has no cap. It takes a share of any further rise in SPY. The fund's price can fall 0.4% from here before the buffer starts absorbing losses, by the issuer's number. In index terms, SPY can fall 1.3% 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. 64 days remained on Oct 28, 2026. On Dec 31, 2026 the period ends and new terms are set.

IVV

IVV tracks the S&P 500. Over the year to Oct 28, 2026 it returned +13.7% with distributions reinvested, against +13.6% for its benchmark, the S&P 500. The prospectus expense ratio is 0.03% a year. By its holdings published by its issuer for Oct 27, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 505 positions, with the top ten at 38.1%.

Questions people ask

Are AIOO and IVV in the same category?
AIOO is a buffer ETF and IVV is a stock ETF, so they do different jobs. The table compares what both publish: return, cost and holdings.
Which returned more over the last year, AIOO or IVV?
In the year to Oct 28, 2026, with distributions reinvested, AIOO returned +3.1% and IVV +13.7%.
Which is cheaper, AIOO or IVV?
IVV is cheaper, by 0.61 percentage points a year. That is about $61 on $10,000 held for a year. Fees come from each fund's prospectus.
Other comparisons
AIOO vs SPYAIOO vs VOOAIOO vs SPYMIVV vs OCTTDDFN vs IVVDDTN vs IVVIVV vs ZMAYIVV vs PBOC
Where to next
SPDR® S&P 500® ETF Trust →AIOO on its own →IVV on its own →Hold both: look the portfolio through →Rankings →IVV dividend history →IVV holdings →Standards and sources →
Sources and dates
AIOO filings on SEC EDGAR ↗
AllianzIM page for AIOO ↗
IVV filings on SEC EDGAR ↗
IVV prospectus with the expense ratio (SEC) ↗
iShares page for IVV ↗

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

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ETFIQ, AIOO against IVV, data as of Oct 28, 2026. https://etfiq.com/compare/any/aioo-vs-ivv

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