# Clean energy ETFs: 16 funds, largest first

> ETFIQ covers 16 clean energy ETFs. The largest are ICLN ($2.1bn), TAN ($874m) and QCLN ($487m); fees run 0.35% to 0.79%, as of Oct 20, 2026.

Data as of Oct 21, 2026. Rebuilt every trading night.

Data as of Oct 21, 2026 .

## Clean energy ETFs: what each one holds

See every clean energy ETF by what it holds, not by its name. Funds that hold solar, wind, hydrogen and fuel cell companies, and the utilities and equipment makers behind them. 16 funds, largest first. Updated Oct 21, 2026. The typical fund carries 9% of its weight in S&P 500 names, the 47th most of the 53 themes with filed books.

16 US listed clean energy ETFs

$2.1bn The largest, ICLN

0.35% The cheapest, CCSO

+12.6% Best one year, FAN

### The short answers

Least like the S&P 500 KGRN , KraneShares MSCI China Clean Technology Index ETF, 0.0% of its weight in S&P 500 companies. Closest pair ACES and QCLN , 37% of their weight in the same companies.

### What these funds actually own

Between them the 16 funds' ten largest holdings name 134 companies, of which 15 appear in more than one. BLOOM ENERGY CLASS A is among the ten largest of 5 of them, at an average of 6.3% of the fund.

| Company | Among the ten largest of | Average weight where it is | Largest, and in which fund |
| --- | --- | --- | --- |
| BLOOM ENERGY CLASS A BE | 5 of 16 | 6.3% | 9.5% in QCLN |
| FIRST SOLAR FSLR | 5 of 16 | 6.2% | 9.4% in TAN |
| NEXTPOWER INC NXT | 5 of 16 | 6.1% | 10.7% in TAN |
| Tesla, Inc. TSLA | 3 of 16 | 6.4% | 9.0% in QCLN |
| ENPHASE ENERGY ENPH | 3 of 16 | 4.9% | 7.3% in TAN |
| BLOOM ENERGY CORPORATION | 2 of 16 | 11.9% | 15.5% in HYDR |
| PLUG POWER INC. | 2 of 16 | 7.2% | 10.8% in HYDR |
| Enlight Renewable Energy Ltd ENLT | 2 of 16 | 6.0% | 8.5% in TAN |
| NEXTERA ENERGY INC NEE | 2 of 16 | 5.3% | 7.1% in SMOG |
| IBERDROLA IBE | 2 of 16 | 5.2% | 6.4% in ICLN |
| ENLIGHT RENEWABLE ENERGY LTD | 2 of 16 | 4.4% | 5.7% in RNRG |
| GE VERNOVA INC GEV | 2 of 16 | 4.3% | 4.7% in CCSO |
| Clearway Energy Inc CWEN | 2 of 16 | 3.9% | 4.1% in TAN |
| VESTAS WIND SYSTEMS VWS | 2 of 16 | 3.3% | 3.6% in VCLN |
| ORMAT TECH INC ORA | 2 of 16 | 2.3% | 2.8% in ICLN |

The 15 most widely held of 134. Each row counts the ten largest holdings of each fund, so a fund missing from a row may still hold that company lower down. Weights are of the funds that name it, not of the theme.

### The 10 largest clean energy ETFs

ETFIQ covers 16 clean energy ETFs. The largest are ICLN ( $2.1bn ), TAN ( $874m ) and QCLN ( $487m ); fees run 0.35% to 0.79% , as of Oct 20, 2026 .

- ICLN iShares Global Clean Energy ETF $2.1bn 0.38%

- TAN Invesco Solar ETF $874m 0.70%

- QCLN First Trust Nasdaq Clean Edge Green Energy Index Fund $487m 0.59%

- PBW Invesco WilderHill Clean Energy ETF $291m 0.63%

- FAN First Trust Global Wind Energy ETF $189m 0.60%

- CNRG State Street SPDR S&P Kensho Clean Power ETF $162m 0.45%

- ACES ALPS Clean Energy ETF $145m 0.55%

- SMOG VanEck Low Carbon Energy ETF $127m 0.64%

- PBD Invesco Global Clean Energy ETF $107m 0.75%

- FRNW Fidelity Clean Energy ETF $91m 0.39%

| Ticker | Fund | Issuer | Net assets | In the S&P 500 | Active share | Total return 1Y | vs its benchmark 1Y | Fee |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| ICLN | iShares Global Clean Energy ETF | iShares | $2.1bn | 8.1% | 100.0% | +2.0% | not measured | 0.38% |
| TAN | Invesco Solar ETF | Invesco | $874m | 9.4% | 100.0% | −9.1% | −25.1 pts vs ACWI | 0.70% |
| QCLN | First Trust Nasdaq Clean Edge Green Energy Index Fund | First Trust | $487m | 33.6% | 97.9% | −0.1% | −15.9 pts vs IWV | 0.59% |
| PBW | Invesco WilderHill Clean Energy ETF | Invesco | $291m | 8.0% | 98.0% | −20.9% | −36.6 pts vs IWV | 0.63% |
| FAN | First Trust Global Wind Energy ETF | First Trust | $189m | 6.4% | 99.2% | +12.6% | −3.2 pts vs IWV | 0.60% |
| CNRG | State Street SPDR S&P Kensho Clean Power ETF | State Street | $162m | 26.6% | 96.9% | −15.9% | −32.4 pts vs VOO | 0.45% |
| ACES | ALPS Clean Energy ETF | ALPS | $145m | 14.6% | 98.1% | −24.7% | not measured | 0.55% |
| SMOG | VanEck Low Carbon Energy ETF | VanEck | $127m | 18.4% | 97.8% | +2.7% | −13.3 pts vs ACWI | 0.64% |
| PBD | Invesco Global Clean Energy ETF | Invesco | $107m | 1.8% | 99.9% | −1.6% | −15.4 pts vs EFA | 0.75% |
| FRNW | Fidelity Clean Energy ETF | Fidelity | $91m | 9.7% | 99.5% | −0.5% | not measured | 0.39% |
| HYDR | Global X Hydrogen ETF | Global X | $89m | 2.8% | 99.7% | −2.9% | not measured | 0.50% |
| CCSO | Carbon Collective Climate Solutions U.S. Equity ETF | Carbon Collective | $46m | 47.4% | 98.7% | −2.7% | −19.2 pts vs VOO | 0.35% |
| KGRN | KraneShares MSCI China Clean Technology Index ETF | KraneShares | $43m | 0.0% | 100.0% | −29.0% | not measured | 0.79% |
| CTEC | Global X ClimateTech ETF | Global X | $23m | 7.1% | 100.0% | −4.7% | not measured | 0.50% |
| RNRG | Global X Renewable Energy Producers ETF | Global X | $23m | 0.0% | 100.0% | −3.1% | −19.1 pts vs ACWI | 0.65% |
| VCLN | Virtus Duff & Phelps Clean Energy ETF | Virtus | $5m | 15.4% | 98.9% | +4.0% | not measured | 0.59% |

### How much of each pair is the same fund

The closest pair is ACES and QCLN , which hold 37% of their weight in the same companies. The furthest apart is FAN and PBW at 2%. The middle pair of the 45 is 21%. The grid is the 10 largest of 16 funds.

| | ICLN | TAN | QCLN | PBW | FAN | CNRG | ACES | SMOG | PBD | FRNW |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| ICLN | · | 30% | 24% | 15% | 10% | 21% | 21% | 25% | 17% | 28% |
| TAN | 30% | · | 19% | 15% | 4% | 26% | 36% | 7% | 18% | 32% |
| QCLN | 24% | 19% | · | 30% | 4% | 24% | 37% | 25% | 13% | 25% |
| PBW | 15% | 15% | 30% | · | 2% | 30% | 31% | 14% | 18% | 23% |
| FAN | 10% | 4% | 4% | 2% | · | 9% | 4% | 18% | 10% | 26% |
| CNRG | 21% | 26% | 24% | 30% | 9% | · | 30% | 18% | 11% | 33% |
| ACES | 21% | 36% | 37% | 31% | 4% | 30% | · | 14% | 11% | 28% |
| SMOG | 25% | 7% | 25% | 14% | 18% | 18% | 14% | · | 21% | 19% |
| PBD | 17% | 18% | 13% | 18% | 10% | 11% | 11% | 21% | · | 29% |
| FRNW | 28% | 32% | 25% | 23% | 26% | 33% | 28% | 19% | 29% | · |

Weight overlap adds the smaller of the two weights for every company both funds hold. Funds with a cut-short book are left out, not compared short.

### What each fund holds alone

| Fund | Largest holding it alone has | Weight | All of its own names |
| --- | --- | --- | --- |
| ICLN | CHINA YANGTZE POWER LTD A | 5.5% | 35.7% |
| TAN | GCL Technology Holdings Ltd | 4.2% | 8.7% |
| QCLN | ON Semiconductor Corporation ON | 9.0% | 19.0% |
| PBW | ESCO Technologies Inc ESE | 1.7% | 33.0% |
| FAN | Goldwind Science & Technology Co., Ltd. (Class H) 2208.HK | 2.9% | 29.4% |
| CNRG | CONSTELLATION ENERGY CEG | 4.1% | 28.3% |
| ACES | Andersons Inc | 2.5% | 3.3% |
| SMOG | Owens Corning OC | 1.4% | 10.2% |
| PBD | Lotte Energy Materials Corp | 1.9% | 43.6% |
| FRNW | EDP S.A. | 3.7% | 12.5% |

### Questions people ask

How many clean energy ETFs are there? ETFIQ covers 16 US listed clean energy ETFs as of Oct 21, 2026. That is every one it can measure from the fund’s own published holdings. What is the largest clean energy ETF? ICLN , iShares Global Clean Energy ETF, at $2.1bn in net assets as of Oct 20, 2026, the largest of the 16 clean energy ETFs with a published size. What is the cheapest clean energy ETF? CCSO , Carbon Collective Climate Solutions U.S. Equity ETF, at 0.35% a year by its prospectus filed Nov 25, 2025, the lowest fee of the 16 clean energy ETFs that publish one. Which clean energy ETF has performed best over the past year? FAN , First Trust Global Wind Energy ETF, at +12.6% total return over the year to Oct 21, 2026, the highest of the 16 clean energy ETFs with a full year of trading behind them. Past returns do not predict future ones. What do clean energy ETFs hold? Funds that hold solar, wind, hydrogen and fuel cell companies, and the utilities and equipment makers behind them. Between them the 16 clean energy ETFs ETFIQ can read name 134 companies in their ten largest holdings, by holdings dated May 31, 2026 to Oct 21, 2026, most widely BLOOM ENERGY CLASS A, which is among the ten largest of 5 of them. Do clean energy ETFs hold the same companies? It depends which two. Across the 45 pairs of the 10 clean energy ETFs with a full published book, by holdings dated May 31, 2026 to Oct 20, 2026, ACES and QCLN hold 37% of their weight in the same companies, FAN and PBW hold 2%, and the middle pair holds 21%. Two funds sold on one theme are not the same fund.

### What the issuers say about this theme

The issuers behind these clean energy funds publish their own work on this theme. These are their pages and words, not ETFIQ’s. A fund company writing about a theme it sells is making a case.

| Issuer | What they publish | Kind |
| --- | --- | --- |
| iShares | iShares Portfolio Insights | Their research index |
| Invesco | Invesco insights | Their research index |
| First Trust | First Trust Investment Insights | Their research index |
| VanEck | VanEck Insights | Their research index |
| Global X | Global X Insights, including The Next Big Theme | Their research index |
| KraneShares | KraneShares research insights | Their research index |

### Where to next

### Where these figures came from

ETFIQ links to the documents behind every figure; a link is not an endorsement.

ETFIQ is an independent publisher and makes no recommendations. Standards and sources

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Source: ETFIQ, independent ETF data. Recomputed nightly from public filings and prices.
Cite: ETFIQ, Clean energy ETFs: what each one holds, data as of Oct 21, 2026. https://etfiq.com/themes/clean-energy
Licence: https://etfiq.com/license/ Figures ETFIQ computes are free to use with attribution: ETFIQ (etfiq.com). Issuer data stays under its owner's terms.
HTML: https://etfiq.com/themes/clean-energy