Data as of Oct 28, 2026.

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Thematic ETFs

ARKK vs IFRA: Holdings Overlap & Returns

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Over the year to Oct 28, 2026, ARKK returned −3.5% to IFRA's +9.4%; 0% of their weight is in the same names.

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Net assets on Oct 27, 2026: $6.6bn for ARK Innovation ETF and $4.0bn for iShares U.S. Infrastructure ETF.

At a glance
36.0%
ARKK in the S&P 500
72.1%
IFRA in the S&P 500
−3.5%
ARKK total return, 1 year
+9.4%
IFRA total return, 1 year
ARKK · 1 year to Oct 28, 2026 64% of its weight is outside the S&P 500
64% of its weight is outside the S&P 50036% of ARKK's weight is in S&P 500 companies and 64% is outside the index. Holdings as of Oct 27, 2026.36%64%of its weight in S&P 500 companiesof its weight outside the S&P 500active share 85% · top ten 49% of the fund · 46 holdings as published by its issuer for Oct 27, 2026 · Nasdaq-100: 29% in64% of its weight is outside the S&P 50036% of ARKK's weight is in S&P 500 companies and 64% is outside the index. Holdings as of Oct 27, 2026.36%64%inoutside the S&P 500active share 85% · Nasdaq-100: 29% in

36% of ARKK's weight is in S&P 500 companies and 64% is outside the index. Holdings as of Oct 27, 2026.

IFRA · 1 year to Oct 28, 2026 28% of its weight is outside the S&P 500
28% of its weight is outside the S&P 50072% of IFRA's weight is in S&P 500 companies and 28% is outside the index. Holdings as of Oct 27, 2026.72%28%of its weight in S&P 500 companiesoutside the S&P 500active share 96% · top ten 33% of the fund · 164 holdings as published by its issuer for Oct 27, 2026 · Nasdaq-100: 11% in28% of its weight is outside the S&P 50072% of IFRA's weight is in S&P 500 companies and 28% is outside the index. Holdings as of Oct 27, 2026.72%28%in the S&P 500outsideactive share 96% · Nasdaq-100: 11% in

72% of IFRA's weight is in S&P 500 companies and 28% is outside the index. Holdings as of Oct 27, 2026.

Pair scorecard

IFRA costs 0.45 points a year less; their one-year returns differ by 12.9 points; ARKK is 1.7 times larger.

Points (pts) are percentage points.

ARKK vs IFRA: Holdings Overlap & Returns
MeasureARKKIFRA
Return
Total return, 1 year−3.5%+9.4%
Drawdown
Below its all-time high44.2%, high on Feb 12, 20219.6%, high on Jun 25, 2026
Against its benchmark
What it tracksBroad innovation and megatrendsInfrastructure
Against the S&P 500, 1 yearbehind by 17.2 pts
Its benchmark, total return, 1 year+13.7%
Against its benchmark, 1 yearbehind by 17.2 pts
Cost and size
Expense ratio0.75%0.30%
Net assets, as of Oct 27, 2026$6.6bn$4.0bn
Holdings
Holdings in common0%

Holdings in common uses holdings dated Oct 27, 2026. Method

Risk and return

Apr 13, 2018 to Oct 23, 2026 · 445 weekly returns
ARKK IFRA
Return
Total return edge IFRA +117.5% +163.5%
Annualized edge IFRA +9.5% +12.0%
Price return edge IFRA +103.8% +121.3%
Risk
Volatility edge IFRA 41.9% 21.6%
Max drawdown edge IFRA −80.1% −39.2%
Risk-adjusted
Sharpe edge IFRA 0.36 0.50
Sortino edge IFRA 0.54 0.72
Calmar edge IFRA 0.12 0.31
Reading

IFRA returned more: +163.5% to +117.5%. IFRA swung less: 21.6% to 41.9%. IFRA fell less at its worst: −39.2% to −80.1%.

Full scorecard

9 measures, with how each is measured
Open ↓
Risk and return: ARKK vs IFRA: Holdings Overlap & Returns
MeasureARKKIFRAEdgeHow it is measured
Return
Total return+117.5%+163.5%IFRAPrice change plus distributions, reinvested.
Annualized+9.5%+12.0%IFRATotal return as a yearly rate.
Price return+103.8%+121.3%IFRAPrice change alone, distributions left out.
Risk
Volatility41.9%21.6%IFRASpread of weekly returns, annualized. Lower is steadier.
Downside deviation27.8%15.1%IFRALike volatility, counting only weeks below the Treasury bill rate.
Max drawdown−80.1%−39.2%IFRADeepest fall from a high to the low after it.
Risk-adjusted
Sharpe0.360.50IFRAReturn above Treasury bills per unit of volatility.
Sortino0.540.72IFRAReturn above Treasury bills per unit of downside deviation.
Calmar0.120.31IFRAAnnualized return divided by the max drawdown.

Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 445 weekly returns. Cash rate: the 13-week Treasury bill.

What they share

0%

By the books each fund has filed, ARKK and IFRA hold 0% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026.

0 half 100%

half

0% in common

Positions both hold · largest shared weight first ARKK IFRA
Only in one fund ↓
Only in ARKK
TESLA INC 10.99%
SPACE EXPLORATION TECHN-CL A 6.42%
TEMPUS AI INC-CL A 5.47%
CIRCLE INTERNET GROUP INC 4.79%
CRISPR THERAPEUTICS AG 4.32%
COINBASE GLOBAL INC -CLASS A 4.01%
OPENAI GROUP PBC SERIES C 3.79%
TWIST BIOSCIENCE CORP 3.46%
Only in IFRA
UNION PACIFIC 4.24%
NEXTERA ENERGY 4.04%
CSX 3.81%
CATERPILLAR INC 3.59%
QUANTA SERVICES INC 3.39%
SOUTHERN 3.09%
NORFOLK SOUTHERN CORP 3.00%
UNITED RENTALS 2.84%
Check overlap with more funds →

Window by window

Window by window: ARKK vs IFRA: Holdings Overlap & Returns
Total returnvs its benchmark
WindowARKKIFRAARKKIFRA
3 months+22.0%−3.4%+15.9 pts vs VOOnot measured
6 months+17.1%−3.8%+8.0 pts vs VOOnot measured
1 year−3.5%+9.4%−17.2 pts vs VOOnot measured
3 years+152.6%+76.3%+57.1 pts vs VOOnot measured
Since launchNot the same days: ARKK Oct 2014 · IFRA Apr 2018+367.2%+167.2%−3.5 pts vs VOOnot measured

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Side by side

ARKK ARK Innovation ETF · Holds 46 stocks in broad innovation and megatrends, 36% of its weight in S&P 500 companies IFRA iShares U.S. Infrastructure ETF · Holds 164 stocks in infrastructure, 72% of its weight in S&P 500 companies
Issuer ARK iShares
Theme Broad innovation and megatrends Infrastructure
In the S&P 500 36.0% 72.1%
Active share vs the S&P 500 85.3% 95.7%
In the Nasdaq-100 28.9% 11.2%
Holdings 46 164
Top ten, share of the fund 49.4% 33.4%
Expense ratio 0.75% 0.30%
Fee for the differing part 0.88% 0.31%
Total return, 1 year −3.5% +9.4%
vs its benchmark −17.2 pts vs VOO not measured
Below its high −44.2% −9.6%
Net assets, as of Oct 27, 2026 $6.6bn $4.0bn

As of Oct 28, 2026. Source: ETFIQ.

0% of the two portfolios are the same securities at the same weight.

Client brief · page 1 of 2 Report BR-9618D7E3E8

ARKK and IFRA are built for the same job. How do they differ in cost, holdings and results?

  1. Theme. ARKK covers Broad innovation and megatrends and IFRA covers Infrastructure.
  2. Concentration. The top ten holdings are 49.4% of ARKK and 33.4% of IFRA, a gap of 16.0 points.
  3. What each follows. ARKK follows Broad innovation and megatrends and IFRA follows Infrastructure.

Data as of Oct 28, 2026.

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About each fund
ARKK

By weight, 36% of ARKK's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 85%. The top ten holdings are 49% of the fund across 46 positions, as published by its issuer for Oct 27, 2026. Over the year to Oct 28, 2026 the fund returned −3.5% with distributions reinvested against +13.7% for its benchmark, the S&P 500 Index, so a holder was behind by 17.2 pts. It sits 44.2% below its all-time high of Feb 12, 2021.

IFRA

By weight, 72% of IFRA's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 96%. The top ten holdings are 33% of the fund across 164 positions, as published by its issuer for Oct 27, 2026. Over the year to Oct 28, 2026 the fund returned +9.4% with distributions reinvested. It sits 9.6% below its all-time high of Jun 25, 2026.

Questions people ask

Do ARKK and IFRA hold the same stocks?
By their latest filings, 0% of their books are the same securities at the same weight. Overlap is the sum of the smaller weight of every security they share.
Which is more different from the S&P 500, ARKK or IFRA?
ARKK has 36% of its weight in S&P 500 names and IFRA has 72%, so IFRA differs more from the index.
Which is cheaper, ARKK or IFRA?
ARKK charges 0.75% a year and IFRA charges 0.30%, so IFRA is cheaper. Fees come from each fund's prospectus.
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ETFIQ, ARKK against IFRA, data as of Oct 28, 2026. https://etfiq.com/compare/themes/arkk-vs-ifra

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