CUSS.L vs. ISP6.L
CUSS.L (iShares MSCI USA Small Cap CTB Enhanced ESG UCITS ETF USD (Acc)) and ISP6.L (iShares S&P SmallCap 600 UCITS ETF) are both Small Cap Blend Equities funds from iShares - CUSS.L tracks the MSCI USA Small Cap ESG Enhanced CTB Index while ISP6.L tracks the Russell 2000 TR USD. Both are passively managed. Over the past 10 years, CUSS.L returned 10.74%/yr vs 10.33%/yr for ISP6.L. Their correlation of 0.91 suggests significant overlap in exposure. CUSS.L charges 0.43%/yr vs 0.40%/yr for ISP6.L.
Performance
CUSS.L vs. ISP6.L - Performance Comparison
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Different Trading Currencies
CUSS.L is traded in USD, while ISP6.L is traded in GBp. To make them comparable, the ISP6.L values have been converted to USD using the latest available exchange rates.
Returns By Period
In the year-to-date period, CUSS.L achieves a 16.17% return, which is significantly lower than ISP6.L's 20.56% return. Both investments have delivered pretty close results over the past 10 years, with CUSS.L having a 10.74% annualized return and ISP6.L not far behind at 10.33%.
CUSS.L
- 1D
- -0.63%
- 1M
- -1.86%
- 6M
- 11.10%
- YTD
- 16.17%
- 1Y
- 29.03%
- 3Y*
- 13.99%
- 5Y*
- 7.45%
- 10Y*
- 10.74%
ISP6.L
- 1D
- 1.28%
- 1M
- 2.24%
- 6M
- 15.75%
- YTD
- 20.56%
- 1Y
- 31.62%
- 3Y*
- 14.47%
- 5Y*
- 7.45%
- 10Y*
- 10.33%
CUSS.L vs. ISP6.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CUSS.L iShares MSCI USA Small Cap CTB Enhanced ESG UCITS ETF USD (Acc) | 16.17% | 10.15% | 9.80% | 17.73% | -17.15% | 18.55% | 18.55% | 26.39% | -10.90% | 16.10% |
ISP6.L iShares S&P SmallCap 600 UCITS ETF | 20.56% | 6.57% | 6.95% | 16.83% | -16.69% | 26.70% | 10.14% | 22.22% | -9.96% | 12.86% |
Correlation
The correlation between CUSS.L and ISP6.L is 0.89, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.89 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.92 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.93 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.92 |
Correlation (All Time) Calculated using the full available price history since Sep 15, 2010 | 0.91 |
The correlation between CUSS.L and ISP6.L has been stable across timeframes, ranging from 0.89 to 0.93 - a consistent structural relationship.
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Return for Risk
CUSS.L vs. ISP6.L — Risk / Return Rank
CUSS.L
ISP6.L
CUSS.L vs. ISP6.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares MSCI USA Small Cap CTB Enhanced ESG UCITS ETF USD (Acc) (CUSS.L) and iShares S&P SmallCap 600 UCITS ETF (ISP6.L). 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.
| CUSS.L | ISP6.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.03 | ||
| Sortino ratioReturn per unit of downside risk | +0.02 | ||
| Omega ratioGain probability vs. loss probability | 1.33 | 1.33 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 3.74 | 3.83 | -0.09 |
| Martin ratioReturn relative to average drawdown | 12.44 | 11.78 | +0.65 |
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Drawdowns
CUSS.L vs. ISP6.L - Drawdown Comparison
The maximum CUSS.L drawdown since its inception was -42.70%, smaller than the maximum ISP6.L drawdown of -75.33%. Use the drawdown chart below to compare losses from any high point for CUSS.L and ISP6.L.
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Drawdown Indicators
| CUSS.L | ISP6.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -42.70% | -75.33% | +32.63% |
Max Drawdown (1Y)Largest decline over 1 year | -8.38% | -8.22% | -0.16% |
Max Drawdown (3Y)Largest decline over 3 years | -27.77% | -28.89% | +1.12% |
Max Drawdown (5Y)Largest decline over 5 years | -28.73% | -28.89% | +0.16% |
Max Drawdown (10Y)Largest decline over 10 years | -42.70% | -45.15% | +2.45% |
Current DrawdownCurrent decline from peak | -3.61% | -1.30% | -2.31% |
Average DrawdownAverage peak-to-trough decline | -6.94% | -20.34% | +13.40% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.52% | 2.68% | -0.16% |
Volatility
CUSS.L vs. ISP6.L - Volatility Comparison
iShares MSCI USA Small Cap CTB Enhanced ESG UCITS ETF USD (Acc) (CUSS.L) has a higher volatility of 4.69% compared to iShares S&P SmallCap 600 UCITS ETF (ISP6.L) at 4.27%. This indicates that CUSS.L's price experiences larger fluctuations and is considered to be riskier than ISP6.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CUSS.L | ISP6.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.69% | 4.27% | +0.42% |
Volatility (6M)Calculated over the trailing 6-month period | 12.22% | 11.38% | +0.84% |
Volatility (1Y)Calculated over the trailing 1-year period | 16.59% | 16.34% | +0.25% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.16% | 20.66% | +0.50% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.92% | 21.42% | -0.50% |
CUSS.L vs. ISP6.L - Expense Ratio Comparison
CUSS.L has a 0.43% expense ratio, which is higher than ISP6.L's 0.40% expense ratio.
Dividends
CUSS.L vs. ISP6.L - Dividend Comparison
CUSS.L has not paid dividends to shareholders, while ISP6.L's dividend yield for the trailing twelve months is around 0.49%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CUSS.L iShares MSCI USA Small Cap CTB Enhanced ESG UCITS ETF USD (Acc) | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
ISP6.L iShares S&P SmallCap 600 UCITS ETF | 0.49% | 1.22% | 1.15% | 1.08% | 1.00% | 0.65% | 0.94% | 0.97% | 0.96% | 0.78% | 0.77% | 0.53% |
Frequently Asked Questions
CUSS.L and ISP6.L have a correlation of 0.89, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, ISP6.L is cheaper at 0.40% per year. The better choice depends on whether you care most about return, fees, risk, or income.
ISP6.L is cheaper with a 0.40% expense ratio, compared with 0.43% for CUSS.L.
CUSS.L tracks MSCI USA Small Cap ESG Enhanced CTB Index, while ISP6.L tracks Russell 2000 TR USD. Their fees differ too: 0.43% for CUSS.L and 0.40% for ISP6.L.
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