CBUM.DE vs. WELU.DE
CBUM.DE (iShares S&P 500 Scored and Screened UCITS ETF EUR Hedged (Acc)) and WELU.DE (Amundi S&P Global Information Technology ESG UCITS ETF EUR Acc) are both exchange-traded funds - CBUM.DE is a S&P 500 fund tracking the S&P 500 Scored & Screened Index (EUR Hedged), while WELU.DE is a Technology Equities fund tracking the S&P Developed Ex-Korea LargeMidCap Sustainability Enhanced Information Technology. Both are passively managed. Over the past 3 years, CBUM.DE returned 16.58%/yr vs 25.24%/yr for WELU.DE. A 0.76 correlation means they provide meaningful diversification when combined. CBUM.DE charges 0.10%/yr vs 0.18%/yr for WELU.DE.
Performance
CBUM.DE vs. WELU.DE - Performance Comparison
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Returns By Period
In the year-to-date period, CBUM.DE achieves a 6.79% return, which is significantly lower than WELU.DE's 18.10% return.
CBUM.DE
- 1D
- -1.48%
- 1M
- -1.70%
- 6M
- 6.13%
- YTD
- 6.79%
- 1Y
- 18.98%
- 3Y*
- 16.58%
- 5Y*
- —
- 10Y*
- —
WELU.DE
- 1D
- 0.00%
- 1M
- 0.31%
- 6M
- 17.43%
- YTD
- 18.10%
- 1Y
- 28.88%
- 3Y*
- 25.24%
- 5Y*
- —
- 10Y*
- —
CBUM.DE vs. WELU.DE - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | |
|---|---|---|---|---|---|
CBUM.DE iShares S&P 500 Scored and Screened UCITS ETF EUR Hedged (Acc) | 6.79% | 15.88% | 21.99% | 25.11% | -1.29% |
WELU.DE Amundi S&P Global Information Technology ESG UCITS ETF EUR Acc | 18.10% | 9.54% | 38.64% | 57.43% | -8.25% |
Correlation
The correlation between CBUM.DE and WELU.DE is 0.72, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.72 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.75 |
Correlation (All Time) Calculated using the full available price history since Sep 20, 2022 | 0.76 |
The correlation between CBUM.DE and WELU.DE has been stable across timeframes, ranging from 0.72 to 0.76 - a consistent structural relationship.
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Return for Risk
CBUM.DE vs. WELU.DE — Risk / Return Rank
CBUM.DE
WELU.DE
CBUM.DE vs. WELU.DE - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares S&P 500 Scored and Screened UCITS ETF EUR Hedged (Acc) (CBUM.DE) and Amundi S&P Global Information Technology ESG UCITS ETF EUR Acc (WELU.DE). 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.
| CBUM.DE | WELU.DE | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.21 | ||
| Sortino ratioReturn per unit of downside risk | +0.51 | ||
| Omega ratioGain probability vs. loss probability | 1.29 | 1.23 | +0.05 |
| Calmar ratioReturn relative to maximum drawdown | 2.10 | 1.77 | +0.33 |
| Martin ratioReturn relative to average drawdown | 8.78 | 4.29 | +4.49 |
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Drawdowns
CBUM.DE vs. WELU.DE - Drawdown Comparison
The maximum CBUM.DE drawdown since its inception was -19.25%, smaller than the maximum WELU.DE drawdown of -28.67%. Use the drawdown chart below to compare losses from any high point for CBUM.DE and WELU.DE.
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Drawdown Indicators
| CBUM.DE | WELU.DE | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -19.25% | -28.67% | +9.42% |
Max Drawdown (1Y)Largest decline over 1 year | -8.99% | -16.26% | +7.27% |
Max Drawdown (3Y)Largest decline over 3 years | -19.25% | -28.67% | +9.42% |
Current DrawdownCurrent decline from peak | -2.37% | -5.40% | +3.03% |
Average DrawdownAverage peak-to-trough decline | -3.56% | -4.79% | +1.23% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.16% | 6.71% | -4.55% |
Volatility
CBUM.DE vs. WELU.DE - Volatility Comparison
The current volatility for iShares S&P 500 Scored and Screened UCITS ETF EUR Hedged (Acc) (CBUM.DE) is 2.99%, while Amundi S&P Global Information Technology ESG UCITS ETF EUR Acc (WELU.DE) has a volatility of 5.88%. This indicates that CBUM.DE experiences smaller price fluctuations and is considered to be less risky than WELU.DE based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CBUM.DE | WELU.DE | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.99% | 5.88% | -2.89% |
Volatility (6M)Calculated over the trailing 6-month period | 9.37% | 15.49% | -6.12% |
Volatility (1Y)Calculated over the trailing 1-year period | 12.09% | 21.37% | -9.28% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 14.98% | 22.48% | -7.50% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 14.98% | 22.48% | -7.50% |
CBUM.DE vs. WELU.DE - Expense Ratio Comparison
CBUM.DE has a 0.10% expense ratio, which is lower than WELU.DE's 0.18% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
CBUM.DE vs. WELU.DE - Dividend Comparison
Neither CBUM.DE nor WELU.DE has paid dividends to shareholders.
Frequently Asked Questions
CBUM.DE and WELU.DE have a correlation of 0.72, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, CBUM.DE is cheaper at 0.10% per year. The better choice depends on whether you care most about return, fees, risk, or income.
CBUM.DE is cheaper with a 0.10% expense ratio, compared with 0.18% for WELU.DE.
CBUM.DE is categorized as S&P 500, while WELU.DE is Technology Equities. CBUM.DE tracks S&P 500 Scored & Screened Index (EUR Hedged), while WELU.DE tracks S&P Developed Ex-Korea LargeMidCap Sustainability Enhanced Information Technology. They also come from different issuers: iShares and Amundi. Their fees differ too: 0.10% for CBUM.DE and 0.18% for WELU.DE.
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