CTECvsICLNETF Comparison
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Global X CleanTech ETF (CTEC) and iShares Global Clean Energy ETF (ICLN) belong to the same industry segment: Alternative Energy. CTEC's top 3 sector exposures are Industrials, Technology and Consumer Non-Cyclicals. In contrast, ICLN's top sector exposures are Industrials, Utilities and Technology. CTEC is more expensive with a Total Expense Ratio (TER) of 0.5%, versus 0.39% for ICLN. CTEC is up 6.32% year-to-date (YTD) with -$3M in YTD flows. ICLN performs better with 12.45% YTD performance, and +$416M in YTD flows. Run a side-by-side ETF comparison of CTEC and ICLN below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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CTEC vs ICLN performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 07/17/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | CTEC ICLN | -15.34%-10.30% | -9.68%-4.74% | +6.32%+12.45% | +40.80%+38.44% | -24.53%+1.13% | -37.16%-10.12% |
| Flows | CTEC ICLN | --$222M | -+$330M | -$3M+$416M | -$6M+$553M | -$39M-$1.05B | -$49M-$1.68B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | CTEC ICLN | +40.13%+36.56% | +34.83%+28.06% | +32.67%+24.26% | +33.31%+26.35% |
| Max drawdown | CTEC ICLN | -27.22%-22.17% | -27.22%-22.17% | -64.76%-42.62% | -75.67%-56.66% |
| Max drawdown duration | CTEC ICLN | 45d45d | 45d45d | 1039d924d | 1719d1719d |
Trading data
CTEC | ICLN | |
Last sale 7/17/2026 at 1:30 PM | $56.46 | $18.37 |
| Previous close 07/16/2026 | $56.40 | $18.35 |
| Consolidated volume 07/16/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of June 30, 2026
1-year trailing difference
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CTEC | ICLN | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 7/17/2026 at 1:30 PM
Live
Closed
CTEC | ICLN | |
|---|---|---|
| Last price | $56.46 | $18.37 |
| 1D performance | +0.11% | +0.11% |
| AuM | $24.89 M | $2.46 B |
| E/R | 0.5% | 0.39% |
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Exposure
Countries
CTEC
USA
44.07%
China
11.61%
Republic of Korea
11.21%
Other
33.11%
ICLN
USA
46.82%
China
18.13%
Other
35.05%
Sectors
CTEC
Industrials
82.52%
Technology
8.54%
Other
8.94%
ICLN
Industrials
56.96%
Utilities
32.13%
Technology
9.24%
Other
1.67%
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Diversification
CTEC
Total weight of top 15 holdings out of 15
70.98%
ICLN
Total weight of top 15 holdings out of 15
63.77%
Top 15 holdings
Data as of May 31, 2026
CTEC
Bloom Energy Corp.
8.25%
Samsung SDI Co., Ltd.
7.69%
First Solar, Inc.
7.06%
Nextpower, Inc.
6.14%
Contemporary Amperex Technology Co., Ltd.
5.53%
Enphase Energy, Inc.
5.47%
Vestas Wind Systems A/S
5.18%
Plug Power, Inc.
3.66%
NIBE Industrier AB
3.61%
QuantumScape Corp.
3.43%
Nordex SE
3.26%
Johnson Matthey Plc
3.20%
SolarEdge Technologies, Inc.
3.06%
China Everbright Environment Group Ltd.
2.77%
Doosan Fuel Cell Co., Ltd.
2.64%
ICLN
Bloom Energy Corp.
12.14%
First Solar, Inc.
9.55%
Nextpower, Inc.
8.40%
Enphase Energy, Inc.
5.92%
China Yangtze Power Co., Ltd.
5.31%
Plug Power, Inc.
3.64%
SolarEdge Technologies, Inc.
3.02%
Vestas Wind Systems A/S
2.71%
Equatorial SA
2.26%
Suzlon Energy Ltd.
2.13%
EDP SA
1.92%
Chubu Electric Power Co., Inc.
1.89%
Clearway Energy, Inc.
1.69%
Doosan Fuel Cell Co., Ltd.
1.63%
Enlight Renewable Energy Ltd.
1.57%
Frequently asked questions about CTEC and ICLN
How have the CTEC and ICLN ETFs performed in 2026?
As of July 17, 2026, CTEC is up 6.32% year-to-date (YTD), while ICLN has returned 12.45%. That puts ICLN better performer ahead so far this year.
Which ETF is attracting more investor money: CTEC or ICLN?
Year-to-date, the CTEC ETF saw -$3M in flows, compared to +$416M for ICLN.
Which ETF is more volatile: CTEC or ICLN?
Over the past year, CTEC had a volatility of 34.83%, while ICLN experienced 28.06%.
Which ETF is bigger: CTEC or ICLN?
As of July 17, 2026, CTEC holds $24.89 M in assets under management (AUM), while ICLN manages $2.46 B.
What sectors do the CTEC and ICLN ETFs invest in?
CTEC leans toward sectors like Industrials and Technology. Meanwhile, ICLN focuses on Industrials, Utilities and Technology.
What are the top holdings of the CTEC ETF and ICLN ETF?
CTEC top holdings include Bloom Energy Corp., Samsung SDI Co., Ltd. and First Solar, Inc.. ICLN holds in its top three: Bloom Energy Corp., First Solar, Inc. and Nextpower, Inc..
Which ETF is more diversified: CTEC or ICLN?
CTEC holds 40 securities with 70.98% of its assets in the top 15. ICLN has 105 securities and a top 15 weight of 63.77%.
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