ISMAY vs. ACS.MC

Last updated Jun 4, 2026

ISMAY (Indra Sistemas SA) and ACS.MC (ACS Actividades de Construccion y Servicios SA) are both stocks. ISMAY operates in Information Technology Services (Technology), while ACS.MC operates in Engineering & Construction (Industrials). Over the past 10 years, ISMAY returned 19.25%/yr vs 22.51%/yr for ACS.MC. At a 0.31 correlation, their price movements are largely independent.

Performance

ISMAY vs. ACS.MC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Indra Sistemas SA (ISMAY) and ACS Actividades de Construccion y Servicios SA (ACS.MC). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

ISMAY is traded in USD, while ACS.MC is traded in EUR. To make them comparable, the ACS.MC values have been converted to USD using the latest available exchange rates.

Returns By Period

In the year-to-date period, ISMAY achieves a 7.10% return, which is significantly lower than ACS.MC's 46.04% return. Over the past 10 years, ISMAY has underperformed ACS.MC with an annualized return of 19.25%, while ACS.MC has yielded a comparatively higher 22.51% annualized return.

ISMAY

• 1D: -1.81%
• 1M: 5.04%
• YTD: 7.10%
• 6M: 10.11%
• 1Y: 45.18%
• 3Y*: 78.39%
• 5Y*: 50.02%
• 10Y*: 19.25%

ACS.MC

• 1D: 1.12%
• 1M: 1.71%
• YTD: 46.04%
• 6M: 53.11%
• 1Y: 126.51%
• 3Y*: 70.63%
• 5Y*: 44.87%
• 10Y*: 22.51%

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

ISMAY vs. ACS.MC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ISMAY Indra Sistemas SA	7.10%	237.22%	12.29%	41.74%	6.62%	24.86%	-22.87%	17.99%	-31.73%	25.27%
ACS.MC ACS Actividades de Construccion y Servicios SA	46.04%	106.00%	19.09%	65.16%	17.16%	-13.69%	-10.08%	8.81%	2.88%	28.63%

Correlation

The correlation between ISMAY and ACS.MC is 0.27, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.27
Correlation (3Y) Calculated over the trailing 3-year period	0.15
Correlation (5Y) Calculated over the trailing 5-year period	0.15
Correlation (10Y) Calculated over the trailing 10-year period	0.21
Correlation (All Time) Calculated using the full available price history since Jan 24, 2011	0.31

The correlation between ISMAY and ACS.MC shifts across timeframes, from 0.15 (3 years) to 0.31 (all time), reflecting how their relationship changes across market environments.

Return for Risk

ISMAY vs. ACS.MC — Risk / Return Rank

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

ISMAY

ISMAY Risk / Return Rank: 67
ISMAY Sharpe Ratio Rank: 68
ISMAY Sortino Ratio Rank: 65
ISMAY Omega Ratio Rank: 63
ISMAY Calmar Ratio Rank: 67
ISMAY Martin Ratio Rank: 70

ACS.MC

ACS.MC Risk / Return Rank: 97
ACS.MC Sharpe Ratio Rank: 97
ACS.MC Sortino Ratio Rank: 97
ACS.MC Omega Ratio Rank: 95
ACS.MC Calmar Ratio Rank: 97
ACS.MC Martin Ratio Rank: 98

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.

ISMAY vs. ACS.MC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Indra Sistemas SA (ISMAY) and ACS Actividades de Construccion y Servicios SA (ACS.MC). 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.

	ISMAY	ACS.MC	Difference
Sharpe ratio Return per unit of total volatility	0.87	3.82	-2.95
Sortino ratio Return per unit of downside risk	1.51	4.44	-2.93
Omega ratio Gain probability vs. loss probability	1.18	1.58	-0.40
Calmar ratio Return relative to maximum drawdown	1.39	9.32	-7.93
Martin ratio Return relative to average drawdown	3.65	31.55	-27.90
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ISMAY vs. ACS.MC - Sharpe Ratio Comparison

The current ISMAY Sharpe Ratio is 0.87, which is lower than the ACS.MC Sharpe Ratio of 3.82. The chart below compares the historical Sharpe Ratios of ISMAY and ACS.MC, 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

	ISMAY	ACS.MC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.87	3.82	-2.95
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.08	1.66	-0.58
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.45	0.69	-0.24
Sharpe Ratio (All Time) Calculated using the full available price history	0.22	0.31	-0.08

Drawdowns

ISMAY vs. ACS.MC - Drawdown Comparison

The maximum ISMAY drawdown since its inception was -72.02%, roughly equal to the maximum ACS.MC drawdown of -72.40%. Use the drawdown chart below to compare losses from any high point for ISMAY and ACS.MC.

Drawdown Indicators

	ISMAY	ACS.MC	Difference
Max Drawdown Largest peak-to-trough decline	-72.02%	-72.40%	+0.38%
Max Drawdown (1Y) Largest decline over 1 year	-32.72%	-13.35%	-19.37%
Max Drawdown (3Y) Largest decline over 3 years	-32.72%	-15.76%	-16.96%
Max Drawdown (5Y) Largest decline over 5 years	-42.93%	-21.75%	-21.18%
Max Drawdown (10Y) Largest decline over 10 years	-63.96%	-72.00%	+8.04%
Current Drawdown Current decline from peak	-20.08%	-12.19%	-7.89%
Average Drawdown Average peak-to-trough decline	-38.03%	-20.50%	-17.53%
Ulcer Index Depth and duration of drawdowns from previous peaks	12.44%	3.91%	+8.53%

Volatility

ISMAY vs. ACS.MC - Volatility Comparison

Indra Sistemas SA (ISMAY) has a higher volatility of 14.38% compared to ACS Actividades de Construccion y Servicios SA (ACS.MC) at 12.25%. This indicates that ISMAY's price experiences larger fluctuations and is considered to be riskier than ACS.MC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ISMAY	ACS.MC	Difference
Volatility (1M) Calculated over the trailing 1-month period	14.38%	12.25%	+2.13%
Volatility (6M) Calculated over the trailing 6-month period	42.99%	26.55%	+16.44%
Volatility (1Y) Calculated over the trailing 1-year period	52.73%	32.59%	+20.14%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	46.64%	26.58%	+20.06%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	42.78%	32.16%	+10.62%

Dividends

ISMAY vs. ACS.MC - Dividend Comparison

ISMAY's dividend yield for the trailing twelve months is around 0.47%, less than ACS.MC's 1.61% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ACS.MC ACS Actividades de Construccion y Servicios SA	1.61%	2.37%	4.16%	4.89%	7.48%	7.31%	7.33%	5.33%	4.09%	3.67%	3.83%	4.27%
ISMAY Indra Sistemas SA	0.47%	0.51%	1.59%	1.77%	1.43%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

Frequently Asked Questions

Can I hold both ISMAY and ACS.MC in my portfolio?

ISMAY and ACS.MC have a correlation of 0.27, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.