Data as of .
QCLN vs TAN: which is really different?
QCLN and TAN hold 19% of their weight in the same names, and QCLN returned more over the year.
ETFIQ Off-Index Score: TAN 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
19% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, QCLN and TAN hold 19% of their money in the same securities at the same weight.
| Holding | QCLN | TAN |
|---|---|---|
| Nextpower Inc. (Class A) | 4.00% | 8.84% |
| First Solar, Inc. | 3.96% | 9.81% |
| Enlight Renewable Energy Ltd. | 3.60% | 8.19% |
| HA Sustainable Infrastructure Capital, Inc. | 1.62% | 4.39% |
| Enphase Energy, Inc. | 1.57% | 6.37% |
| Clearway Energy, Inc. (Class C) | 1.28% | 3.64% |
| SolarEdge Technologies, Inc. | 0.73% | 3.86% |
| Sunrun Inc. | 0.71% | 3.86% |
| Renew Energy Global Plc (Class A) | 0.58% | 1.45% |
| Shoals Technologies Group, Inc. (Class A) | 0.44% | 2.85% |
| T1 Energy Inc. | 0.42% | 2.00% |
| Array Technologies, Inc. | 0.21% | 1.55% |
| Only in QCLN | Only in TAN |
|---|---|
| Bloom Energy Corporation (Class A) 10.51% | Doral Group Renewable Energy Resources Ltd 4.68% |
| Tesla, Inc. 8.08% | GCL Technology Holdings Ltd 4.35% |
| Monolithic Power Systems, Inc. 7.84% | Solaria Energia y Medio Ambiente SA 3.42% |
| ON Semiconductor Corporation 7.71% | SMA Solar Technology AG 3.02% |
| Rivian Automotive, Inc. (Class A) 6.89% | OY Nofar Energy Ltd 2.89% |
| Advanced Energy Industries, Inc. 3.61% | Xinyi Solar Holdings Ltd 2.78% |
| Albemarle Corporation 3.35% | Grenergy Renovables SA 2.16% |
| Acuity Inc. 3.12% | Energix-Renewable Energies Ltd 2.14% |
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 Sep 18, 2026 and Sep 19, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| QCLN | TAN | QCLN | TAN | QCLN | TAN | |
| 3 months | −25.6% | −24.6% | −27.8 pts | −26.9 pts | −23.1 pts | −22.1 pts |
| 6 months | +4.5% | −17.2% | −13.6 pts | −35.2 pts | −19.8 pts | −41.5 pts |
| 1 year | +16.1% | +6.7% | −0.5 pts | −9.9 pts | −5.7 pts | −15.1 pts |
| 3 years | +7.8% | −15.9% | −70.6 pts | −94.3 pts | −90.4 pts | −114.0 pts |
| Since launch | +222.2% | −41.6% | −581.4 pts | −845.2 pts | −1468.0 pts | −1731.9 pts |
| QCLN First Trust Nasdaq Clean Edge Green Energy Index Fund Holds 58 stocks in clean energy, 31% of its weight in S&P 500 companies | TAN Invesco Solar ETF Holds 45 stocks in clean energy, 10% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | First Trust | Invesco |
| Theme | Clean energy | Clean energy |
| In the S&P 500 | 30.9% | 9.8% |
| Active share vs the S&P 500 | 97.9% | 100.0% |
| In the Nasdaq-100 | 15.9% | 0.0% |
| Holdings | 58 | 45 |
| Top ten, share of the fund | 59.5% | 58.0% |
| Expense ratio | 0.59% | 0.70% |
| Fee for the differing part | 0.60% | 0.70% |
| Total return, 1 year | +16.1% | +6.7% |
| vs the S&P 500 | −0.5 pts | −9.9 pts |
| vs the Nasdaq-100 | −5.7 pts | −15.1 pts |
| Below its high | −44.6% | −62.3% |
| Net assets | $546m | $953m |
QCLN in plain words
By weight, 31% of QCLN'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 60% of the fund across 58 positions, as published by its issuer for Sep 18, 2026. Over the year to Sep 18, 2026 the fund returned +16.1% with distributions reinvested against +16.6% for the S&P 500, so a holder was about even. It sits 44.6% below its all-time high of Feb 9, 2021.
TAN in plain words
By weight, 10% of TAN'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 58% of the fund across 45 positions, as published by its issuer for Sep 19, 2026. Over the year to Sep 18, 2026 the fund returned +6.7% with distributions reinvested against +16.6% for the S&P 500, so a holder was behind by 9.9 pts. It sits 62.3% below its all-time high of Feb 9, 2021.
Questions people ask
- Do QCLN and TAN hold the same stocks?
- By their latest filings, 19% 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, QCLN or TAN?
- QCLN has 31% of its weight in S&P 500 names and TAN has 10%, so TAN differs more from the index.
- Which is cheaper, QCLN or TAN?
- QCLN charges 0.59% a year and TAN charges 0.70%, so QCLN 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, QCLN against TAN, data as of Sep 18, 2026. https://etfiq.com/compare/themes/qcln-vs-tan Free to use with attribution; the underlying files are at Open data.