CUSS.L vs. IDP6.L
CUSS.L (iShares MSCI USA Small Cap CTB Enhanced ESG UCITS ETF USD (Acc)) and IDP6.L (iShares S&P Small Cap 600 UCITS ETF USD (Dist)) are both Small Cap Blend Equities funds from iShares - CUSS.L tracks the MSCI USA Small Cap ESG Enhanced CTB Index while IDP6.L tracks the iShares S&P Small Cap 600 UCITS ETF USD (Dist). Both are passively managed. Over the past 10 years, CUSS.L returned 10.74%/yr vs 10.14%/yr for IDP6.L. Their correlation of 0.95 suggests significant overlap in exposure. CUSS.L charges 0.43%/yr vs 0.40%/yr for IDP6.L.
Performance
CUSS.L vs. IDP6.L - Performance Comparison
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Returns By Period
In the year-to-date period, CUSS.L achieves a 16.17% return, which is significantly lower than IDP6.L's 19.44% return. Over the past 10 years, CUSS.L has outperformed IDP6.L with an annualized return of 10.74%, while IDP6.L has yielded a comparatively lower 10.14% annualized return.
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%
IDP6.L
- 1D
- -0.60%
- 1M
- 1.24%
- 6M
- 14.55%
- YTD
- 19.44%
- 1Y
- 30.44%
- 3Y*
- 13.63%
- 5Y*
- 7.17%
- 10Y*
- 10.14%
CUSS.L vs. IDP6.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% |
IDP6.L iShares S&P Small Cap 600 UCITS ETF USD (Dist) | 19.44% | 6.28% | 7.11% | 17.37% | -16.73% | 26.35% | 10.58% | 21.32% | -9.77% | 13.15% |
Correlation
The correlation between CUSS.L and IDP6.L is 0.94, 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 | 0.94 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.96 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.97 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.96 |
Correlation (All Time) Calculated using the full available price history since Sep 15, 2010 | 0.95 |
The correlation between CUSS.L and IDP6.L has been stable across timeframes, ranging from 0.94 to 0.97 - a consistent structural relationship.
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Return for Risk
CUSS.L vs. IDP6.L — Risk / Return Rank
CUSS.L
IDP6.L
CUSS.L vs. IDP6.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 Small Cap 600 UCITS ETF USD (Dist) (IDP6.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 | IDP6.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.06 | ||
| Sortino ratioReturn per unit of downside risk | -0.06 | ||
| Omega ratioGain probability vs. loss probability | 1.33 | 1.34 | -0.02 |
| Calmar ratioReturn relative to maximum drawdown | 3.74 | 3.80 | -0.07 |
| Martin ratioReturn relative to average drawdown | 12.44 | 12.09 | +0.35 |
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Drawdowns
CUSS.L vs. IDP6.L - Drawdown Comparison
The maximum CUSS.L drawdown since its inception was -42.70%, smaller than the maximum IDP6.L drawdown of -52.21%. Use the drawdown chart below to compare losses from any high point for CUSS.L and IDP6.L.
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Drawdown Indicators
| CUSS.L | IDP6.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -42.70% | -52.21% | +9.51% |
Max Drawdown (1Y)Largest decline over 1 year | -8.38% | -8.66% | +0.28% |
Max Drawdown (3Y)Largest decline over 3 years | -27.77% | -28.99% | +1.22% |
Max Drawdown (5Y)Largest decline over 5 years | -28.73% | -28.99% | +0.26% |
Max Drawdown (10Y)Largest decline over 10 years | -42.70% | -45.49% | +2.79% |
Current DrawdownCurrent decline from peak | -3.61% | -2.42% | -1.19% |
Average DrawdownAverage peak-to-trough decline | -6.94% | -9.38% | +2.44% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.52% | 2.73% | -0.21% |
Volatility
CUSS.L vs. IDP6.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 Small Cap 600 UCITS ETF USD (Dist) (IDP6.L) at 4.36%. This indicates that CUSS.L's price experiences larger fluctuations and is considered to be riskier than IDP6.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 | IDP6.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.69% | 4.36% | +0.33% |
Volatility (6M)Calculated over the trailing 6-month period | 12.22% | 12.06% | +0.16% |
Volatility (1Y)Calculated over the trailing 1-year period | 16.59% | 16.95% | -0.36% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.16% | 21.13% | +0.03% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.92% | 21.67% | -0.75% |
CUSS.L vs. IDP6.L - Expense Ratio Comparison
CUSS.L has a 0.43% expense ratio, which is higher than IDP6.L's 0.40% expense ratio.
Dividends
CUSS.L vs. IDP6.L - Dividend Comparison
CUSS.L has not paid dividends to shareholders, while IDP6.L's dividend yield for the trailing twelve months is around 1.01%.
| 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% |
IDP6.L iShares S&P Small Cap 600 UCITS ETF USD (Dist) | 1.01% | 1.16% | 1.18% | 1.07% | 1.06% | 0.66% | 0.88% | 0.94% | 1.01% | 0.72% | 0.87% | 0.56% |
Frequently Asked Questions
With a correlation of 0.94, CUSS.L and IDP6.L move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
On fees, IDP6.L is cheaper at 0.40% per year. The better choice depends on whether you care most about return, fees, risk, or income.
IDP6.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 IDP6.L tracks iShares S&P Small Cap 600 UCITS ETF USD (Dist). Their fees differ too: 0.43% for CUSS.L and 0.40% for IDP6.L.
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