IDP6.L vs. CUSS.L
IDP6.L (iShares S&P Small Cap 600 UCITS ETF USD (Dist)) and CUSS.L (iShares MSCI USA Small Cap CTB Enhanced ESG UCITS ETF USD (Acc)) are both Small Cap Blend Equities funds from iShares - IDP6.L tracks the iShares S&P Small Cap 600 UCITS ETF USD (Dist) while CUSS.L tracks the MSCI USA Small Cap ESG Enhanced CTB Index. Both are passively managed. Over the past 10 years, IDP6.L returned 10.14%/yr vs 10.74%/yr for CUSS.L. Their correlation of 0.95 suggests significant overlap in exposure. IDP6.L charges 0.40%/yr vs 0.43%/yr for CUSS.L.
Performance
IDP6.L vs. CUSS.L - Performance Comparison
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Returns By Period
In the year-to-date period, IDP6.L achieves a 19.44% return, which is significantly higher than CUSS.L's 16.17% return. Over the past 10 years, IDP6.L has underperformed CUSS.L with an annualized return of 10.14%, while CUSS.L has yielded a comparatively higher 10.74% annualized return.
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
- 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 vs. CUSS.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
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% |
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% |
Correlation
The correlation between IDP6.L and CUSS.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 IDP6.L and CUSS.L has been stable across timeframes, ranging from 0.94 to 0.97 - a consistent structural relationship.
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Return for Risk
IDP6.L vs. CUSS.L — Risk / Return Rank
IDP6.L
CUSS.L
IDP6.L vs. CUSS.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares S&P Small Cap 600 UCITS ETF USD (Dist) (IDP6.L) and iShares MSCI USA Small Cap CTB Enhanced ESG UCITS ETF USD (Acc) (CUSS.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.
| IDP6.L | CUSS.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 | 1.34 | 1.33 | +0.02 |
| Calmar ratioReturn relative to maximum drawdown | 3.80 | 3.74 | +0.07 |
| Martin ratioReturn relative to average drawdown | 12.09 | 12.44 | -0.35 |
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Drawdowns
IDP6.L vs. CUSS.L - Drawdown Comparison
The maximum IDP6.L drawdown since its inception was -52.21%, which is greater than CUSS.L's maximum drawdown of -42.70%. Use the drawdown chart below to compare losses from any high point for IDP6.L and CUSS.L.
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Drawdown Indicators
| IDP6.L | CUSS.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -52.21% | -42.70% | -9.51% |
Max Drawdown (1Y)Largest decline over 1 year | -8.66% | -8.38% | -0.28% |
Max Drawdown (3Y)Largest decline over 3 years | -28.99% | -27.77% | -1.22% |
Max Drawdown (5Y)Largest decline over 5 years | -28.99% | -28.73% | -0.26% |
Max Drawdown (10Y)Largest decline over 10 years | -45.49% | -42.70% | -2.79% |
Current DrawdownCurrent decline from peak | -2.42% | -3.61% | +1.19% |
Average DrawdownAverage peak-to-trough decline | -9.38% | -6.94% | -2.44% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.73% | 2.52% | +0.21% |
Volatility
IDP6.L vs. CUSS.L - Volatility Comparison
The current volatility for iShares S&P Small Cap 600 UCITS ETF USD (Dist) (IDP6.L) is 4.36%, while iShares MSCI USA Small Cap CTB Enhanced ESG UCITS ETF USD (Acc) (CUSS.L) has a volatility of 4.69%. This indicates that IDP6.L experiences smaller price fluctuations and is considered to be less risky than CUSS.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IDP6.L | CUSS.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.36% | 4.69% | -0.33% |
Volatility (6M)Calculated over the trailing 6-month period | 12.06% | 12.22% | -0.16% |
Volatility (1Y)Calculated over the trailing 1-year period | 16.95% | 16.59% | +0.36% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.13% | 21.16% | -0.03% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.67% | 20.92% | +0.75% |
IDP6.L vs. CUSS.L - Expense Ratio Comparison
IDP6.L has a 0.40% expense ratio, which is lower than CUSS.L's 0.43% expense ratio.
Dividends
IDP6.L vs. CUSS.L - Dividend Comparison
IDP6.L's dividend yield for the trailing twelve months is around 1.01%, while CUSS.L has not paid dividends to shareholders.
| 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, IDP6.L and CUSS.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.
IDP6.L tracks iShares S&P Small Cap 600 UCITS ETF USD (Dist), while CUSS.L tracks MSCI USA Small Cap ESG Enhanced CTB Index. Their fees differ too: 0.40% for IDP6.L and 0.43% for CUSS.L.
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