AC.PA vs. ^FCHI

Last updated Jul 21, 2026

AC.PA (Accor S. A.) is a stock, while ^FCHI (CAC 40) is an index. Over the past 10 years, AC.PA returned 4.26%/yr vs 6.77%/yr for ^FCHI. A 0.63 correlation means they provide meaningful diversification when combined.

Performance

AC.PA vs. ^FCHI - Performance Comparison

The chart below illustrates the hypothetical performance of a €10,000 investment in Accor S. A. (AC.PA) and CAC 40 (^FCHI). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AC.PA achieves a -0.57% return, which is significantly lower than ^FCHI's 2.32% return. Over the past 10 years, AC.PA has underperformed ^FCHI with an annualized return of 4.26%, while ^FCHI has yielded a comparatively higher 6.77% annualized return.

AC.PA

• 1D: -0.51%
• 1M: -3.58%
• 6M: 5.12%
• YTD: -0.57%
• 1Y: -0.57%
• 3Y*: 14.35%
• 5Y*: 11.77%
• 10Y*: 4.26%
• ALL TIME*: 4.25%

^FCHI

• 1D: -0.47%
• 1M: -0.98%
• 6M: 2.80%
• YTD: 2.32%
• 1Y: 6.60%
• 3Y*: 4.44%
• 5Y*: 5.24%
• 10Y*: 6.77%
• ALL TIME*: 4.25%

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

AC.PA vs. ^FCHI - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
AC.PA Accor S. A.	-0.57%	5.35%	40.09%	53.08%	-17.93%	-3.89%	-29.10%	15.89%	-11.74%	24.48%
^FCHI CAC 40	2.32%	10.42%	-2.15%	16.52%	-9.50%	28.85%	-7.14%	26.37%	-10.95%	9.26%

Correlation

The correlation between AC.PA and ^FCHI is 0.64, 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	0.64
Correlation (3Y) Calculated over the trailing 3-year period	0.60
Correlation (5Y) Calculated over the trailing 5-year period	0.60
Correlation (10Y) Calculated over the trailing 10-year period	0.59
Correlation (All Time) Calculated using the full available price history since Jan 9, 2007	0.63

The correlation between AC.PA and ^FCHI has been stable across timeframes, ranging from 0.58 to 0.64 - a consistent structural relationship.

Return for Risk

AC.PA vs. ^FCHI — Risk / Return Rank

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

AC.PA

AC.PA Risk / Return Rank: 42
AC.PA Sharpe Ratio Rank: 44
AC.PA Sortino Ratio Rank: 39
AC.PA Omega Ratio Rank: 39
AC.PA Calmar Ratio Rank: 44
AC.PA Martin Ratio Rank: 44

^FCHI

^FCHI Risk / Return Rank: 21
^FCHI Sharpe Ratio Rank: 23
^FCHI Sortino Ratio Rank: 19
^FCHI Omega Ratio Rank: 19
^FCHI Calmar Ratio Rank: 22
^FCHI Martin Ratio Rank: 24

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.

AC.PA vs. ^FCHI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Accor S. A. (AC.PA) and CAC 40 (^FCHI). 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.

	AC.PA	^FCHI	Difference
Sharpe ratio: Return per unit of total volatility	-0.02	0.46	-0.48
Sortino ratio: Return per unit of downside risk	0.19	0.76	-0.57
Omega ratio: Gain probability vs. loss probability	1.02	1.09	-0.07
Calmar ratio: Return relative to maximum drawdown	-0.03	0.59	-0.62
Martin ratio: Return relative to average drawdown	-0.05	1.69	-1.74

AC.PA vs. ^FCHI - Sharpe Ratio Comparison

The current AC.PA Sharpe Ratio is -0.02, which is lower than the ^FCHI Sharpe Ratio of 0.46. The chart below compares the historical Sharpe Ratios of AC.PA and ^FCHI, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

AC.PA vs. ^FCHI - Drawdown Comparison

The maximum AC.PA drawdown since its inception was -61.94%, smaller than the maximum ^FCHI drawdown of -65.29%. Use the drawdown chart below to compare losses from any high point for AC.PA and ^FCHI.

Drawdown Indicators

	AC.PA	^FCHI	Difference
Max Drawdown Largest peak-to-trough decline	-61.94%	-65.29%	+3.35%
Max Drawdown (1Y) Largest decline over 1 year	-20.65%	-11.08%	-9.57%
Max Drawdown (3Y) Largest decline over 3 years	-28.42%	-16.71%	-11.71%
Max Drawdown (5Y) Largest decline over 5 years	-38.48%	-23.04%	-15.44%
Max Drawdown (10Y) Largest decline over 10 years	-56.12%	-38.56%	-17.56%
Current Drawdown Current decline from peak	-9.78%	-3.27%	-6.51%
Average Drawdown Average peak-to-trough decline	-23.40%	-24.39%	+0.99%
Ulcer Index Depth and duration of drawdowns from previous peaks	11.05%	3.89%	+7.16%

Volatility

AC.PA vs. ^FCHI - Volatility Comparison

Accor S. A. (AC.PA) has a higher volatility of 7.64% compared to CAC 40 (^FCHI) at 3.51%. This indicates that AC.PA's price experiences larger fluctuations and is considered to be riskier than ^FCHI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AC.PA	^FCHI	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.64%	3.51%	+4.13%
Volatility (6M) Calculated over the trailing 6-month period	24.37%	11.50%	+12.87%
Volatility (1Y) Calculated over the trailing 1-year period	30.54%	14.23%	+16.31%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	29.55%	16.40%	+13.15%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	31.17%	17.39%	+13.78%

Frequently Asked Questions

Can I hold both AC.PA and ^FCHI in my portfolio?

AC.PA and ^FCHI have a correlation of 0.64, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.