Data as of .
CCSO vs ICLN: which is really different?
CCSO and ICLN hold 8% of their weight in the same names, and ICLN returned more over the year.
ETFIQ Off-Index Score: ICLN scores higher
How much of it is not the index it is sold as an alternative to?
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
8% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, CCSO and ICLN hold 8% of their money in the same securities at the same weight.
| Holding | CCSO | ICLN |
|---|---|---|
| Enlight Renewable Energy Ltd | 3.00% | 1.96% |
| First Solar Inc | 1.73% | 7.69% |
| Nextpower Inc | 1.35% | 6.51% |
| Brookfield Renewable Corp | 0.53% | 0.46% |
| Enphase Energy Inc | 0.35% | 4.41% |
| Plug Power Inc | 0.34% | 2.75% |
| JinkoSolar Holding Co Ltd | 0.24% | 0.31% |
| SolarEdge Technologies Inc | 0.20% | 2.04% |
| ReNew Energy Global PLC | 0.16% | 0.26% |
| Shoals Technologies Group Inc | 0.11% | 1.19% |
| Array Technologies Inc | 0.10% | 0.58% |
| Canadian Solar Inc | 0.08% | 0.50% |
| Only in CCSO | Only in ICLN |
|---|---|
| GE Vernova Inc 7.71% | BLOOM ENERGY CLASS A 9.47% |
| Quanta Services Inc 7.55% | CHINA YANGTZE POWER LTD A 7.72% |
| Johnson Controls International 6.04% | VESTAS WIND SYSTEMS 4.36% |
| Southern Copper Corp 5.98% | EQUATORIAL SA 3.29% |
| Carrier Global Corp 5.17% | EDP ENERGIAS DE PORTUGAL 2.93% |
| Waste Management Inc 4.79% | CHUBU ELECTRIC POWER INC 2.77% |
| Cameco Corp 4.30% | CLEARWAY ENERGY INC CLASS C 1.87% |
| Republic Services Inc 4.21% | SUZLON ENERGY 1.80% |
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 Apr 30, 2026 and Sep 17, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| CCSO | ICLN | CCSO | ICLN | CCSO | ICLN | |
| 3 months | −11.4% | −16.8% | −13.6 pts | −19.0 pts | −8.9 pts | −14.3 pts |
| 6 months | 0.0% | −2.5% | −18.0 pts | −20.5 pts | −24.2 pts | −26.8 pts |
| 1 year | +2.9% | +18.0% | −13.6 pts | +1.4 pts | −18.8 pts | −3.8 pts |
| 3 years | +34.9% | +18.6% | −43.5 pts | −59.8 pts | −63.3 pts | −79.5 pts |
| Since launch | +30.7% | +9.3% | −78.2 pts | −794.3 pts | −124.9 pts | −1681.0 pts |
| CCSO Carbon Collective Climate Solutions U.S. Equity ETF Holds 119 stocks in clean energy, 48% 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 | |
|---|---|---|
| Issuer | Carbon Collective | iShares |
| Theme | Clean energy | Clean energy |
| In the S&P 500 | 47.7% | 7.7% |
| Active share vs the S&P 500 | 98.7% | 100.0% |
| In the Nasdaq-100 | 0.0% | 0.0% |
| Holdings | 119 | 138 |
| Top ten, share of the fund | 53.4% | 51.9% |
| Expense ratio | 0.35% | 0.38% |
| Fee for the differing part | 0.35% | 0.38% |
| Total return, 1 year | +2.9% | +18.0% |
| vs the S&P 500 | −13.6 pts | +1.4 pts |
| vs the Nasdaq-100 | −18.8 pts | −3.8 pts |
| Below its high | −16.4% | −43.5% |
| Net assets | $47m | $2.1bn |
CCSO in plain words
By weight, 48% of CCSO's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 99%. The top ten holdings are 53% of the fund across 119 positions, as filed for Apr 30, 2026. Over the year to Sep 18, 2026 the fund returned +2.9% with distributions reinvested against +16.6% for the S&P 500, so a holder was behind by 13.6 pts. It sits 16.4% below its all-time high of Jun 2, 2026.
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 17, 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 CCSO and ICLN hold the same stocks?
- By their latest filings, 8% of their books are the same securities at the same weight, which is mostly different names. Overlap is the sum of the smaller weight of every security they share.
- Which is more different from the S&P 500, CCSO or ICLN?
- CCSO has 48% of its weight in S&P 500 names and ICLN has 8%, so ICLN differs more from the index.
- Which is cheaper, CCSO or ICLN?
- CCSO charges 0.35% a year and ICLN charges 0.38%, so CCSO 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.
Cite this page. ETFIQ, CCSO against ICLN, data as of Sep 18, 2026. https://etfiq.com/compare/themes/ccso-vs-icln Free to use with attribution; the underlying files are at Open data.