CSSPX.MI vs. INDEX

Last updated Jun 5, 2026

CSSPX.MI (iShares Core S&P 500 UCITS ETF USD (Acc)) and INDEX (Index Funds S&P 500 Equal Weight) are both funds - CSSPX.MI is a S&P 500 fund tracking the S&P 500 Index, while INDEX is a Large Cap Blend Equities fund managed by Fidelity. Over the past 10 years, CSSPX.MI returned 14.96%/yr vs 12.82%/yr for INDEX. A 0.60 correlation means they provide meaningful diversification when combined. CSSPX.MI charges 0.07%/yr vs 0.25%/yr for INDEX.

Performance

CSSPX.MI vs. INDEX - Performance Comparison

The chart below illustrates the hypothetical performance of a €10,000 investment in iShares Core S&P 500 UCITS ETF USD (Acc) (CSSPX.MI) and Index Funds S&P 500 Equal Weight (INDEX). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

CSSPX.MI is traded in EUR, while INDEX is traded in USD. To make them comparable, the INDEX values have been converted to EUR using the latest available exchange rates.

Returns By Period

In the year-to-date period, CSSPX.MI achieves a 11.35% return, which is significantly lower than INDEX's 12.14% return. Over the past 10 years, CSSPX.MI has outperformed INDEX with an annualized return of 14.96%, while INDEX has yielded a comparatively lower 12.82% annualized return.

CSSPX.MI

• 1D: -0.13%
• 1M: 5.24%
• YTD: 11.35%
• 6M: 11.43%
• 1Y: 25.64%
• 3Y*: 18.86%
• 5Y*: 14.77%
• 10Y*: 14.96%

INDEX

• 1D: -0.46%
• 1M: 4.99%
• YTD: 12.14%
• 6M: 11.11%
• 1Y: 25.93%
• 3Y*: 17.55%
• 5Y*: 12.40%
• 10Y*: 12.82%

*Multi-year figures are annualized to reflect compound growth (CAGR)

CSSPX.MI vs. INDEX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CSSPX.MI iShares Core S&P 500 UCITS ETF USD (Acc)	11.35%	4.27%	33.76%	22.03%	-14.58%	40.89%	7.57%	34.27%	-1.05%	6.71%
INDEX Index Funds S&P 500 Equal Weight	12.14%	3.80%	32.97%	7.26%	-6.37%	38.75%	3.46%	31.89%	-3.50%	4.11%

Correlation

The correlation between CSSPX.MI and INDEX is 0.67, 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	0.67
Correlation (3Y) Calculated over the trailing 3-year period	0.59
Correlation (5Y) Calculated over the trailing 5-year period	0.58
Correlation (10Y) Calculated over the trailing 10-year period	0.59
Correlation (All Time) Calculated using the full available price history since May 12, 2015	0.60

The correlation between CSSPX.MI and INDEX has been stable across timeframes, ranging from 0.58 to 0.67 - a consistent structural relationship.

Return for Risk

CSSPX.MI vs. INDEX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

CSSPX.MI

CSSPX.MI Risk / Return Rank: 70
CSSPX.MI Sharpe Ratio Rank: 69
CSSPX.MI Sortino Ratio Rank: 68
CSSPX.MI Omega Ratio Rank: 71
CSSPX.MI Calmar Ratio Rank: 73
CSSPX.MI Martin Ratio Rank: 70

INDEX

INDEX Risk / Return Rank: 66
INDEX Sharpe Ratio Rank: 65
INDEX Sortino Ratio Rank: 59
INDEX Omega Ratio Rank: 60
INDEX Calmar Ratio Rank: 66
INDEX Martin Ratio Rank: 79

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

CSSPX.MI vs. INDEX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Core S&P 500 UCITS ETF USD (Acc) (CSSPX.MI) and Index Funds S&P 500 Equal Weight (INDEX). 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.

	CSSPX.MI	INDEX	Difference
Sharpe ratio: Return per unit of total volatility	2.24	2.09	+0.14
Sortino ratio: Return per unit of downside risk	3.04	2.73	+0.31
Omega ratio: Gain probability vs. loss probability	1.41	1.38	+0.03
Calmar ratio: Return relative to maximum drawdown	3.59	3.48	+0.11
Martin ratio: Return relative to average drawdown	12.78	13.23	-0.45
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CSSPX.MI vs. INDEX - Sharpe Ratio Comparison

The current CSSPX.MI Sharpe Ratio is 2.24, which is comparable to the INDEX Sharpe Ratio of 2.09. The chart below compares the historical Sharpe Ratios of CSSPX.MI and INDEX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	CSSPX.MI	INDEX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.24	2.09	+0.14
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.96	0.75	+0.21
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.92	0.67	+0.25
Sharpe Ratio (All Time) Calculated using the full available price history	0.93	0.57	+0.36

Drawdowns

CSSPX.MI vs. INDEX - Drawdown Comparison

The maximum CSSPX.MI drawdown since its inception was -33.56%, smaller than the maximum INDEX drawdown of -38.44%. Use the drawdown chart below to compare losses from any high point for CSSPX.MI and INDEX.

Drawdown Indicators

	CSSPX.MI	INDEX	Difference
Max Drawdown Largest peak-to-trough decline	-33.56%	-38.44%	+4.88%
Max Drawdown (1Y) Largest decline over 1 year	-7.14%	-7.35%	+0.21%
Max Drawdown (3Y) Largest decline over 3 years	-23.26%	-23.81%	+0.55%
Max Drawdown (5Y) Largest decline over 5 years	-23.26%	-23.81%	+0.55%
Max Drawdown (10Y) Largest decline over 10 years	-33.56%	-38.44%	+4.88%
Current Drawdown Current decline from peak	-0.41%	-0.46%	+0.05%
Average Drawdown Average peak-to-trough decline	-4.10%	-5.24%	+1.14%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.01%	1.93%	+0.08%

Volatility

CSSPX.MI vs. INDEX - Volatility Comparison

iShares Core S&P 500 UCITS ETF USD (Acc) (CSSPX.MI) has a higher volatility of 2.65% compared to Index Funds S&P 500 Equal Weight (INDEX) at 2.30%. This indicates that CSSPX.MI's price experiences larger fluctuations and is considered to be riskier than INDEX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CSSPX.MI	INDEX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.65%	2.30%	+0.35%
Volatility (6M) Calculated over the trailing 6-month period	7.54%	8.60%	-1.06%
Volatility (1Y) Calculated over the trailing 1-year period	11.46%	12.27%	-0.81%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.18%	16.60%	-1.42%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.08%	19.08%	-3.00%

CSSPX.MI vs. INDEX - Expense Ratio Comparison

CSSPX.MI has a 0.07% expense ratio, which is lower than INDEX's 0.25% 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

CSSPX.MI vs. INDEX - Dividend Comparison

CSSPX.MI has not paid dividends to shareholders, while INDEX's dividend yield for the trailing twelve months is around 0.94%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
CSSPX.MI iShares Core S&P 500 UCITS ETF USD (Acc)	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
INDEX Index Funds S&P 500 Equal Weight	0.94%	1.04%	1.97%	1.56%	3.25%	1.81%	1.53%	1.61%	3.09%	1.15%

Frequently Asked Questions

Can I hold both CSSPX.MI and INDEX in my portfolio?

CSSPX.MI and INDEX have a correlation of 0.67, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.