Data as of .
CTEC vs RNRG: which is really different?
CTEC and RNRG hold -4% of their weight in the same names, and CTEC returned more over the year.
ETFIQ Off-Index Score: RNRG 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
-4% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, CTEC and RNRG hold -4% of their money in the same securities at the same weight.
| Holding | CTEC | RNRG |
|---|---|---|
| OTHER PAYABLE & RECEIVABLES | 4.72% | 0.87% |
| BRITISH STERLING POUND | 0.00% | 0.00% |
| CASH | -5.01% | -0.10% |
| Only in CTEC | Only in RNRG |
|---|---|
| EATON CORP PLC 6.40% | VERBUND AG 6.78% |
| BLOOM ENERGY CORP- A 6.33% | AXIA ENERGIA SA 6.68% |
| GE VERNOVA INC 6.27% | ORSTED A/S 5.94% |
| SIEMENS ENERGY AG 6.05% | EDP RENEWABLES SA 5.88% |
| SCHNEIDER ELECTRIC SE 6.04% | BARITO RENEWABLES ENERGY TBK 5.72% |
| TRANE TECHNOLOGIES PLC 6.01% | ENLIGHT RENEWABLE ENERGY LTD 5.32% |
| NEXTPOWER INC 4.57% | ENGIE BRASIL ENERGIA SA 4.83% |
| NORDEX SE 4.54% | MERIDIAN ENERGY LTD 4.68% |
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.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| CTEC | RNRG | CTEC | RNRG | CTEC | RNRG | |
| 3 months | −17.9% | −6.8% | −20.1 pts | −9.1 pts | −15.4 pts | −4.3 pts |
| 6 months | −1.6% | −5.5% | −19.7 pts | −23.5 pts | −25.9 pts | −29.7 pts |
| 1 year | +16.4% | +9.7% | −0.2 pts | −6.9 pts | −5.4 pts | −12.1 pts |
| 3 years | +0.5% | +8.1% | −77.9 pts | −70.3 pts | −97.7 pts | −90.1 pts |
| Since launch | −24.1% | −0.4% | −174.5 pts | −334.0 pts | −194.2 pts | −609.3 pts |
| CTEC Global X ClimateTech ETF Holds 46 stocks in clean energy, 27% of its weight in S&P 500 companies | RNRG Global X Renewable Energy Producers ETF Holds 43 stocks in clean energy, 0% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | Global X | Global X |
| Theme | Clean energy | Clean energy |
| In the S&P 500 | 27.4% | 0.0% |
| Active share vs the S&P 500 | 99.0% | 100.0% |
| In the Nasdaq-100 | 0.0% | 0.0% |
| Holdings | 46 | 43 |
| Top ten, share of the fund | 55.5% | 54.6% |
| Expense ratio | 0.50% | 0.65% |
| Fee for the differing part | 0.51% | 0.65% |
| Total return, 1 year | +16.4% | +9.7% |
| vs the S&P 500 | −0.2 pts | −6.9 pts |
| vs the Nasdaq-100 | −5.4 pts | −12.1 pts |
| Below its high | −59.7% | −40.1% |
| Net assets | $25m | $24m |
CTEC in plain words
By weight, 27% of CTEC'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 56% of the fund across 46 positions, as published by its issuer for Sep 18, 2026. Over the year to Sep 18, 2026 the fund returned +16.4% with distributions reinvested against +16.6% for the S&P 500, so a holder was about even. It sits 59.7% below its all-time high of Feb 9, 2021.
RNRG in plain words
By weight, 0% of RNRG'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 55% of the fund across 43 positions, as published by its issuer for Sep 18, 2026. Over the year to Sep 18, 2026 the fund returned +9.7% with distributions reinvested against +16.6% for the S&P 500, so a holder was behind by 6.9 pts. It sits 40.1% below its all-time high of Jan 7, 2021.
Questions people ask
- Do CTEC and RNRG hold the same stocks?
- By their latest filings, -4% 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, CTEC or RNRG?
- CTEC has 27% of its weight in S&P 500 names and RNRG has 0%, so RNRG differs more from the index.
- Which is cheaper, CTEC or RNRG?
- CTEC charges 0.50% a year and RNRG charges 0.65%, so CTEC 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, CTEC against RNRG, data as of Sep 18, 2026. https://etfiq.com/compare/themes/ctec-vs-rnrg Free to use with attribution; the underlying files are at Open data.