Get the weekly note
ETFIQetfiq.com · independent ETF data

Data as of .

ACES vs ICLN: which is really different?

ACES and ICLN hold 25% of their weight in the same names, and ICLN returned more over the year.

ALPS Clean Energy ETF and iShares Global Clean Energy ETF.

14.7%ACES in the S&P 500
7.7%ICLN in the S&P 500
−5.9%ACES total return, 1 year
+18.0%ICLN total return, 1 year

ETFIQ Off-Index Score: ICLN scores higher

How much of it is not the index it is sold as an alternative to?

ACES 51.7ICLN 91.80.1, the lowest in this set91.8, the highest

A percentile among the 379 thematic ETFs with a holdings filing. It is a position in a set, not a rating, and neither end of it is a recommendation. All thematic ETFs ranked by it · How it is computed

ACES85% of its weight is outside the S&P 500 · 1 year to Sep 18, 2026
15%85%in the S&P 500of its weight outside the S&P 500active share 98% · top ten 51% of the fund · 37 holdings filed May 31, 2026 · Nasdaq-100: 4% in15%85%inof its weight outside the S&P 500active share 98% · top ten 51% of the fund
ICLN92% of its weight is outside the S&P 500 · 1 year to Sep 18, 2026
8%92%inof its weight outside the S&P 500active share 100% · top ten 52% of the fund · 138 holdings filed Sep 17, 2026 · Nasdaq-100: 0% in8%92%8% of its weight in S&P 500 companiesof its weight outside the S&P 500active share 100% · top ten 52% of the fund

25% of the two portfolios are the same securities at the same weight.

What they hold in common

By the books each fund has filed, ACES and ICLN hold 25% of their money in the same securities at the same weight.

Positions ACES and ICLN both hold, largest shared weight first
HoldingACESICLN
Nextpower Inc5.93%6.36%
Array Technologies Inc1.51%0.56%
Only in each
Only in ACESOnly in ICLN
Enphase Energy Inc 6.53%BLOOM ENERGY CLASS A 9.06%
First Solar Inc 6.25%CHINA YANGTZE POWER LTD A 7.78%
Plug Power Inc 6.04%FIRST SOLAR 7.58%
Ormat Technologies Inc 4.84%VESTAS WIND SYSTEMS 4.33%
Brookfield Renewable Partners Lp 4.68%ENPHASE ENERGY 4.29%
Ha Sustainable Infrastructure Capital In 4.40%EQUATORIAL SA 3.36%
Tesla Inc 4.24%EDP ENERGIAS DE PORTUGAL 2.93%
Northland Power Inc 4.20%PLUG POWER 2.74%

Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated May 31, 2026 and Sep 18, 2026.

Performance, window by window

ACES and ICLN over each window. Every figure is an ETFIQ calculation with distributions reinvested. Source: ETFIQ.
WindowTotal returnvs the S&P 500vs the Nasdaq-100
ACESICLNACESICLNACESICLN
3 months−21.4%−16.8%−23.6 pts−19.0 pts−18.9 pts−14.3 pts
6 months−10.0%−2.5%−28.0 pts−20.5 pts−34.2 pts−26.8 pts
1 year−5.9%+18.0%−22.4 pts+1.4 pts−27.6 pts−3.8 pts
3 years−25.4%+18.6%−103.8 pts−59.8 pts−123.6 pts−79.5 pts
Since launch+25.2%+9.3%−192.9 pts−794.3 pts−317.7 pts−1681.0 pts
Open the live comparison on ETFIQ
ACES and ICLN on the same fields, as of Sep 18, 2026. Source: ETFIQ.
ACES
ALPS Clean Energy ETF
Holds 37 stocks in clean energy, 15% of its weight in S&P 500 companies
ICLN
iShares Global Clean Energy ETF
Holds 138 stocks in clean energy, 8% of its weight in S&P 500 companies
IssuerALPSiShares
ThemeClean energyClean energy
In the S&P 50014.7%7.7%
Active share vs the S&P 50098.1%100.0%
In the Nasdaq-1004.2%0.0%
Holdings37138
Top ten, share of the fund51.3%51.9%
Expense ratio0.55%0.38%
Fee for the differing part0.56%0.38%
Total return, 1 year−5.9%+18.0%
vs the S&P 500−22.4 pts+1.4 pts
vs the Nasdaq-100−27.6 pts−3.8 pts
Below its high−69.6%−43.5%
Net assets$145m$2.1bn

ACES in plain words

By weight, 15% of ACES's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 98%. The top ten holdings are 51% of the fund across 37 positions, as filed for May 31, 2026. Over the year to Sep 18, 2026 the fund returned −5.9% with distributions reinvested against +16.6% for the S&P 500, so a holder was behind by 22.4 pts. It sits 69.6% below its all-time high of Feb 9, 2021.

ICLN in plain words

By weight, 8% of ICLN's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 100%. The top ten holdings are 52% of the fund across 138 positions, as published by its issuer for Sep 18, 2026. Over the year to Sep 18, 2026 the fund returned +18.0% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 1.4 pts. It sits 43.5% below its all-time high of Jan 7, 2021.

Questions people ask

Do ACES and ICLN hold the same stocks?
By their latest filings, 25% of their books are the same securities at the same weight, which is a meaningful overlap. Overlap is the sum of the smaller weight of every security they share.
Which is more different from the S&P 500, ACES or ICLN?
ACES has 15% of its weight in S&P 500 names and ICLN has 8%, so ICLN differs more from the index.
Which is cheaper, ACES or ICLN?
ACES charges 0.55% a year and ICLN charges 0.38%, so ICLN is cheaper. Fees come from each fund's prospectus.

Other comparisons

Where these figures came from

ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.

ACES against ICLN, ETFIQ, data as of Sep 18, 2026. Every figure is calculated from a named public source; the method is at etfiq.com/methodology. A comparison is not a recommendation.

Cite this page. ETFIQ, ACES against ICLN, data as of Sep 18, 2026. https://etfiq.com/compare/themes/aces-vs-icln Free to use with attribution; the underlying files are at Open data.

How every figure is computed · Standards and sources