RCTRvsICLNETF Comparison
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First Trust Bloomberg Nuclear Power ETF (RCTR) and iShares Global Clean Energy ETF (ICLN) belong to the same industry segment: Alternative Energy. RCTR's top 3 sector exposures are Utilities, Industrials and Energy. In contrast, ICLN's top sector exposures are Industrials, Utilities and Technology. RCTR is more expensive with a Total Expense Ratio (TER) of 0.7%, versus 0.39% for ICLN. RCTR is down -0.29% year-to-date (YTD) with +$12M in YTD flows. ICLN performs better with 12.45% YTD performance, and +$416M in YTD flows. Run a side-by-side ETF comparison of RCTR 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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RCTR vs ICLN performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 07/16/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | RCTR ICLN | -7.66%-10.30% | -14.37%-4.74% | -0.29%+12.45% | n/a+38.44% | n/a+1.13% | n/a-10.12% |
| Flows | RCTR ICLN | +$5M-$222M | +$7M+$330M | +$12M+$416M | -+$553M | --$1.05B | --$1.68B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | RCTR ICLN | +25.29%+36.56% | n/a+28.06% | n/a+24.26% | n/a+26.35% |
| Max drawdown | RCTR ICLN | -16.66%-22.17% | n/a-22.17% | n/a-42.62% | n/a-56.66% |
| Max drawdown duration | RCTR ICLN | 71d45d | n/a45d | n/a924d | n/a1719d |
Trading data
RCTR | ICLN | |
Last sale 7/17/2026 at 1:30 PM | $32.03 | $18.37 |
| Previous close 07/16/2026 | $32.14 | $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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RCTR | 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
RCTR | ICLN | |
|---|---|---|
| Last price | $32.03 | $18.37 |
| 1D performance | -0.33% | +0.11% |
| AuM | $25.78 M | $2.46 B |
| E/R | 0.7% | 0.39% |
Characteristics
RCTR | ICLN | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | First Trust | iShares |
| Benchmark | Bloomberg Nuclear Power Index | S&P Global Clean Energy Transition Index |
| N° of holdings | 43 | 105 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | July 30, 2025 | June 24, 2008 |
| ESG | No | Yes |
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Exposure
Countries
RCTR
USA
45.97%
Japan
11.94%
Canada
7.87%
Republic of Korea
7.41%
China
7.11%
Other
19.7%
ICLN
USA
46.82%
China
18.13%
Other
35.05%
Sectors
RCTR
Utilities
40.26%
Industrials
38.77%
Energy
10.73%
Other
10.24%
ICLN
Industrials
56.96%
Utilities
32.13%
Technology
9.24%
Other
1.67%
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Diversification
RCTR
Total weight of top 15 holdings out of 15
66.22%
ICLN
Total weight of top 15 holdings out of 15
63.77%
Top 15 holdings
Data as of May 31, 2026
RCTR
BHP Group Ltd.
5.69%
Talen Energy Corp.
5.18%
Doosan Enerbility Co., Ltd.
5.00%
Rolls-Royce Holdings Plc
4.90%
Hitachi Ltd.
4.79%
GE Vernova, Inc.
4.76%
Vistra Corp.
4.61%
Cameco Corp.
4.51%
Constellation Energy Corp.
4.38%
Entergy Corp.
4.11%
The Southern Co.
4.11%
Duke Energy Corp.
4.08%
BWX Technologies, Inc.
3.94%
Mitsubishi Heavy Industries, Ltd.
3.39%
CEZ as
2.77%
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 RCTR and ICLN
How have the RCTR and ICLN ETFs performed in 2026?
As of July 16, 2026, RCTR is down -0.29% 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: RCTR or ICLN?
Year-to-date, the RCTR ETF saw +$12M in flows, compared to +$416M for ICLN.
Which ETF is bigger: RCTR or ICLN?
As of July 16, 2026, RCTR holds $25.78 M in assets under management (AUM), while ICLN manages $2.46 B.
What sectors do the RCTR and ICLN ETFs invest in?
RCTR leans toward sectors like Utilities, Industrials and Energy. Meanwhile, ICLN focuses on Industrials, Utilities and Technology.
What are the top holdings of the RCTR ETF and ICLN ETF?
RCTR top holdings include BHP Group Ltd., Talen Energy Corp. and Doosan Enerbility Co., Ltd.. ICLN holds in its top three: Bloom Energy Corp., First Solar, Inc. and Nextpower, Inc..
Which ETF is more diversified: RCTR or ICLN?
RCTR holds 43 securities with 66.22% of its assets in the top 15. ICLN has 105 securities and a top 15 weight of 63.77%.
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