ICLN vs. ALKS
ICLN (iShares Global Clean Energy ETF) is Alternative Energy Equities fund tracking the S&P Global Clean Energy Index, while ALKS (Alkermes plc) is a stock. Over the past 10 years, ICLN returned 11.52%/yr vs 0.70%/yr for ALKS. At a 0.31 correlation, their price movements are largely independent.
Performance
ICLN vs. ALKS - Performance Comparison
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Returns By Period
In the year-to-date period, ICLN achieves a 28.34% return, which is significantly lower than ALKS's 58.54% return. Over the past 10 years, ICLN has outperformed ALKS with an annualized return of 11.52%, while ALKS has yielded a comparatively lower 0.70% annualized return.
ICLN
- 1D
- 0.80%
- 1M
- -3.23%
- YTD
- 28.34%
- 6M
- 28.17%
- 1Y
- 61.48%
- 3Y*
- 5.46%
- 5Y*
- -0.17%
- 10Y*
- 11.52%
ALKS
- 1D
- 0.18%
- 1M
- 18.36%
- YTD
- 58.54%
- 6M
- 57.47%
- 1Y
- 48.71%
- 3Y*
- 11.28%
- 5Y*
- 12.07%
- 10Y*
- 0.70%
ICLN vs. ALKS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
ICLN iShares Global Clean Energy ETF | 28.34% | 47.05% | -25.72% | -20.41% | -5.43% | -24.18% | 141.82% | 44.36% | -9.03% | 21.47% |
ALKS Alkermes plc | 58.54% | -2.71% | 3.68% | 6.16% | 12.34% | 16.59% | -2.21% | -30.87% | -46.08% | -1.53% |
Correlation
The correlation between ICLN and ALKS is 0.20, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.20 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.23 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.27 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.27 |
Correlation (All Time) Calculated using the full available price history since Jun 25, 2008 | 0.31 |
The correlation between ICLN and ALKS shifts across timeframes, from 0.20 (1 year) to 0.31 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
ICLN vs. ALKS — Risk / Return Rank
ICLN
ALKS
ICLN vs. ALKS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Global Clean Energy ETF (ICLN) and Alkermes plc (ALKS). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| ICLN | ALKS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.99 | ||
| Sortino ratioReturn per unit of downside risk | +0.83 | ||
| Omega ratioGain probability vs. loss probability | 1.35 | 1.24 | +0.11 |
| Calmar ratioReturn relative to maximum drawdown | 3.77 | 2.21 | +1.57 |
| Martin ratioReturn relative to average drawdown | 13.82 | 5.11 | +8.70 |
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Drawdowns
ICLN vs. ALKS - Drawdown Comparison
The maximum ICLN drawdown since its inception was -87.15%, smaller than the maximum ALKS drawdown of -96.14%. Use the drawdown chart below to compare losses from any high point for ICLN and ALKS.
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Drawdown Indicators
| ICLN | ALKS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -87.15% | -96.14% | +8.99% |
Max Drawdown (1Y)Largest decline over 1 year | -16.38% | -22.20% | +5.82% |
Max Drawdown (3Y)Largest decline over 3 years | -43.18% | -31.58% | -11.60% |
Max Drawdown (5Y)Largest decline over 5 years | -57.16% | -33.18% | -23.98% |
Max Drawdown (10Y)Largest decline over 10 years | -66.75% | -80.58% | +13.83% |
Current DrawdownCurrent decline from peak | -42.58% | -54.76% | +12.18% |
Average DrawdownAverage peak-to-trough decline | -66.55% | -67.23% | +0.68% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.46% | 9.55% | -5.09% |
Volatility
ICLN vs. ALKS - Volatility Comparison
iShares Global Clean Energy ETF (ICLN) has a higher volatility of 12.94% compared to Alkermes plc (ALKS) at 10.43%. This indicates that ICLN's price experiences larger fluctuations and is considered to be riskier than ALKS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ICLN | ALKS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 12.94% | 10.43% | +2.51% |
Volatility (6M)Calculated over the trailing 6-month period | 22.57% | 30.28% | -7.71% |
Volatility (1Y)Calculated over the trailing 1-year period | 28.28% | 40.79% | -12.51% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 27.55% | 37.33% | -9.78% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 27.33% | 41.31% | -13.98% |
Dividends
ICLN vs. ALKS - Dividend Comparison
ICLN's dividend yield for the trailing twelve months is around 1.54%, while ALKS has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ALKS Alkermes plc | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
ICLN iShares Global Clean Energy ETF | 1.54% | 1.63% | 1.85% | 1.59% | 0.89% | 1.18% | 0.34% | 1.36% | 2.77% | 2.49% | 3.88% | 2.36% |
Frequently Asked Questions
ICLN and ALKS have a correlation of 0.20, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ICLN has higher volatility (12.94%) compared to ALKS (10.43%). In terms of maximum drawdown, ICLN dropped -87.15% vs ALKS's -96.14%.
ICLN currently has the higher Sharpe Ratio (2.19 vs 1.20), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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