CGM.PA vs. ATE.PA

Last updated Jun 5, 2026

CGM.PA (Cegedim SA) and ATE.PA (Alten SA) are both stocks. CGM.PA operates in Health Information Services (Healthcare), while ATE.PA operates in Information Technology Services (Technology). At a 0.13 correlation, their price movements are largely independent.

Performance

CGM.PA vs. ATE.PA - Performance Comparison

The chart below illustrates the hypothetical performance of a €10,000 investment in Cegedim SA (CGM.PA) and Alten SA (ATE.PA). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

CGM.PA

• 1D: —
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

ATE.PA

• 1D: 4.66%
• 1M: 7.03%
• YTD: -8.63%
• 6M: -4.82%
• 1Y: -7.80%
• 3Y*: -22.38%
• 5Y*: -7.39%
• 10Y*: 2.46%

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

CGM.PA vs. ATE.PA - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CGM.PA Cegedim SA	0.00%	-18.43%	-28.61%	22.66%	-38.00%	-5.88%	-12.07%	46.84%	-40.48%	26.64%
ATE.PA Alten SA	-8.63%	-6.44%	-40.45%	16.47%	-25.41%	72.78%	-17.64%	56.31%	5.62%	5.77%

Correlation

The correlation between CGM.PA and ATE.PA is 0.07, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.07
Correlation (3Y) Calculated over the trailing 3-year period	0.06
Correlation (5Y) Calculated over the trailing 5-year period	0.11
Correlation (10Y) Calculated over the trailing 10-year period	0.13
Correlation (All Time) Calculated using the full available price history since Feb 5, 1999	0.13

Return for Risk

CGM.PA vs. ATE.PA — Risk / Return Rank

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

ATE.PA

ATE.PA Risk / Return Rank: 33
ATE.PA Sharpe Ratio Rank: 33
ATE.PA Sortino Ratio Rank: 30
ATE.PA Omega Ratio Rank: 30
ATE.PA Calmar Ratio Rank: 35
ATE.PA Martin Ratio Rank: 35

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.

CGM.PA vs. ATE.PA - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Cegedim SA (CGM.PA) and Alten SA (ATE.PA). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	CGM.PA	ATE.PA	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	-0.20	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	-0.22	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.08	—
Sharpe Ratio (All Time) Calculated using the full available price history	—	0.21	—

Drawdowns

Drawdown Indicators

	CGM.PA	ATE.PA	Difference
Max Drawdown Largest peak-to-trough decline	—	-94.02%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-37.61%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-64.46%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-66.45%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-66.45%	—
Current Drawdown Current decline from peak	—	-56.96%	—
Average Drawdown Average peak-to-trough decline	—	-41.23%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	18.78%	—

Volatility

Volatility by Period

	CGM.PA	ATE.PA	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	8.14%	—
Volatility (6M) Calculated over the trailing 6-month period	—	30.68%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	36.91%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	33.76%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	31.91%	—

Dividends

CGM.PA vs. ATE.PA - Dividend Comparison

CGM.PA has not paid dividends to shareholders, while ATE.PA's dividend yield for the trailing twelve months is around 2.27%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ATE.PA Alten SA	2.27%	2.07%	1.90%	1.11%	1.11%	0.63%	0.00%	0.89%	1.38%	1.44%	1.50%	1.87%
CGM.PA Cegedim SA	0.00%	0.00%	0.00%	0.00%	3.43%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

Frequently Asked Questions

Can I hold both CGM.PA and ATE.PA in my portfolio?

CGM.PA and ATE.PA have a correlation of 0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.