Do CTEC and ICLN hold the same stocks?

By their latest filings, 28% of their books are the same securities at the same weight. Overlap is the sum of the smaller weight of every security they share.

Which is more different from the S&P 500, CTEC or ICLN?

CTEC has 6% of its weight in S&P 500 names and ICLN has 9%, so CTEC differs more from the index.

Which is cheaper, CTEC or ICLN?

CTEC charges 0.50% a year and ICLN charges 0.38%, so ICLN is cheaper. Fees come from each fund's prospectus.

Data as of Nov 4, 2026.

Thematic ETFs

CTEC vs ICLN: Holdings Overlap & Returns

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Over the year to Nov 4, 2026, CTEC returned −9.3% to ICLN's −2.3%; 28% of their weight is in the same names.

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Net assets: $23m on Oct 12, 2026 for Global X ClimateTech ETF, and $2.1bn on Nov 4, 2026 for iShares Global Clean Energy ETF.

CTEC on its own →ICLN on its own →

At a glance

6.3%

CTEC in the S&P 500

8.8%

ICLN in the S&P 500

−9.3%

CTEC total return, 1 year

−2.3%

ICLN total return, 1 year

CTEC · 1 year to Nov 4, 2026 94% of its weight is outside the S&P 500

6% of CTEC's weight is in S&P 500 companies and 94% is outside the index. Holdings as of Aug 31, 2026.

ICLN · 1 year to Nov 4, 2026 91% of its weight is outside the S&P 500

9% of ICLN's weight is in S&P 500 companies and 91% is outside the index. Holdings as of Nov 3, 2026.

Pair scorecard

ICLN costs 0.12 points a year less; their one-year returns differ by 7.0 points; ICLN is far larger, $2.2bn against $23m.

CTEC vs ICLN: Holdings Overlap & Returns
Measure	CTEC	ICLN
Return
Measure	CTEC	ICLN
Total return, 1 year	−9.3%	−2.3%
Drawdown
Measure	CTEC	ICLN
Below its all-time high	62.8%, high on Feb 9, 2021	54.7%, high on Jun 25, 2008
Benchmark
Measure	CTEC	ICLN
What it tracks	Clean energy	Clean energy
Cost and size
Measure	CTEC	ICLN
Expense ratio	0.50%	0.38%
Net assets, as of Oct 12, 2026	$23m	$2.2bn
Holdings
Measure	CTEC	ICLN
Holdings in common	28%

Method

What they share

28%

By the books each fund has filed, CTEC and ICLN hold 28% of their money in the same securities at the same weight. Holdings dated Aug 31, 2026 and Nov 3, 2026.

50%

0 half 100%

half

28% in common

Positions both hold · largest shared weight first CTEC ICLN

FIRST SOLAR, INC. 6.28% 8.75%

BLOOM ENERGY CORPORATION 8.06% 6.23%

NEXTPOWER INC. 4.35% 9.29%

ENPHASE ENERGY, INC. 3.94% 2.85%

Nordex SE 4.00% 1.45%

SOLAREDGE TECHNOLOGIES, INC. 1.75% 1.44%

PLUG POWER INC. 2.70% 1.40%

Shoals Technologies Group, Inc. 1.04% 1.01%

Doosan Fuel Cell Co., Ltd. 1.94% 0.65%

CS Wind Corporation 1.35% 0.54%

ARRAY TECHNOLOGIES, INC. 0.61% 0.51%

CERES POWER HOLDINGS PLC 0.93% 0.46%

Only in one fund ↓

Only in CTEC

SAMSUNG SDI CO., LTD. 9.59%

VESTAS WIND SYSTEMS A/S 8.29%

Contemporary Amperex Technology Co., Ltd. 6.04%

NIBE Industrier AB 5.54%

China Everbright Environment Group Limited 3.54%

JOHNSON MATTHEY PLC 3.50%

QUANTUMSCAPE CORPORATION 2.89%

XINYI SOLAR HOLDINGS LIMITED 2.36%

Only in ICLN

IBERDROLA 6.71%

CHINA YANGTZE POWER LTD A 5.59%

AXIA ENERGIA SA 3.84%

VESTAS WIND SYSTEMS 3.32%

ORMAT TECH INC 3.08%

CHUBU ELECTRIC POWER INC 2.70%

EDP ENERGIAS DE PORTUGAL 2.26%

CLEARWAY ENERGY INC CLASS C 2.21%

Check overlap with more funds →

Window by window

Window by window: CTEC vs ICLN: Holdings Overlap & Returns
	Total return
Window	CTEC	ICLN
3 months	−9.3%	−8.3%
6 months	−26.4%	−21.9%
1 year	−9.3%	−2.3%
3 years	+11.5%	+27.1%
Since launchNot the same days: CTEC Oct 2020 · ICLN Jun 2008	−30.0%	−54.7%

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Side by side

CTEC Global X ClimateTech ETF · Holds 40 stocks in clean energy, 6% of its weight in S&P 500 companies ICLN iShares Global Clean Energy ETF · Holds 106 stocks in clean energy, 9% of its weight in S&P 500 companies

Issuer Global X iShares

Theme Clean energy Clean energy

In the S&P 500 6.3% 8.8%

Active share vs the S&P 500 100.0% 100.0%

In the Nasdaq-100 0.0% 0.0%

Holdings 40 106

Top ten, share of the fund 59.6% 52.4%

Expense ratio 0.50% 0.38%

Fee for the differing part 0.50% 0.38%

Total return, 1 year −9.3% −2.3%

vs its benchmark not measured not measured

Below its high −62.8% −54.7%

Net assets, CTEC as of Oct 12, 2026 and ICLN as of Nov 4, 2026 $23m $2.1bn

As of Nov 4, 2026. Source: ETFIQ.

28% of the two portfolios are the same securities at the same weight.

Alert

About each fund

CTEC

By weight, 6% of CTEC'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 60% of the fund across 40 positions, as filed for Aug 31, 2026. Over the year to Nov 4, 2026 the fund returned −9.3% with distributions reinvested. It sits 62.8% below its all-time high of Feb 9, 2021.

ICLN

By weight, 9% 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 106 positions, as published by its issuer for Nov 3, 2026. Over the year to Nov 4, 2026 the fund returned −2.3% with distributions reinvested. It sits 54.7% below its all-time high of Jun 25, 2008.

Questions people ask

Do CTEC and ICLN hold the same stocks?: By their latest filings, 28% of their books are the same securities at the same weight. Overlap is the sum of the smaller weight of every security they share.
Which is more different from the S&P 500, CTEC or ICLN?: CTEC has 6% of its weight in S&P 500 names and ICLN has 9%, so CTEC differs more from the index.
Which is cheaper, CTEC or ICLN?: CTEC charges 0.50% a year and ICLN charges 0.38%, so ICLN is cheaper. Fees come from each fund's prospectus.

Other comparisons

CTEC vs TAN CTEC vs QCLN CTEC vs PBW CTEC vs FAN ICLN vs RNRG ICLN vs KGRN ICLN vs PBD ICLN vs VCLN

Where to next

All thematic ETFs ranked by the S&P 500 Difference Score →How the scores are computed →CTEC on its own →ICLN on its own →CTEC dividend history →CTEC holdings →ICLN dividend history →ICLN holdings →Method →Standards and sources →

Sources and dates

CTEC filings on SEC EDGAR ↗

CTEC prospectus with the expense ratio (SEC) ↗

Global X page for CTEC ↗

ICLN filings on SEC EDGAR ↗

ICLN prospectus with the expense ratio (SEC) ↗

iShares page for ICLN ↗

Links are sources, not endorsements. A comparison is not a recommendation.

How this is computed

Overlap adds up the smaller of the two weights for each security both funds hold.

Every number is an ETFIQ calculation with distributions reinvested.

Cite this pageCitation, APA and Markdown

ETFIQ, CTEC against ICLN, data as of Nov 4, 2026. https://etfiq.com/compare/themes/ctec-vs-icln

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Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms.