FLGZY vs. ATMU

Last updated Jun 4, 2026

FLGZY (Flughafen Zürich AG) and ATMU (Atmus Filtration Technologies Inc.) are both stocks. Both are in the Industrials sector — FLGZY in Airports & Air Services, ATMU in Pollution & Treatment Controls. Over the past 3 years, FLGZY returned 17.73%/yr vs 32.45%/yr for ATMU. At a 0.04 correlation, their price movements are largely independent.

Performance

FLGZY vs. ATMU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Flughafen Zürich AG (FLGZY) and Atmus Filtration Technologies Inc. (ATMU). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FLGZY achieves a -1.94% return, which is significantly higher than ATMU's -8.57% return.

FLGZY

• 1D: 0.00%
• 1M: 5.84%
• YTD: -1.94%
• 6M: 1.36%
• 1Y: 9.75%
• 3Y*: 17.73%
• 5Y*: 13.05%
• 10Y*: —

ATMU

• 1D: 0.25%
• 1M: -6.43%
• YTD: -8.57%
• 6M: -10.31%
• 1Y: 29.99%
• 3Y*: 32.45%
• 5Y*: —
• 10Y*: —

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

FLGZY vs. ATMU - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
FLGZY Flughafen Zürich AG	-1.94%	28.53%	19.45%	7.34%
ATMU Atmus Filtration Technologies Inc.	-8.57%	33.16%	67.28%	8.50%

Correlation

The correlation between FLGZY and ATMU is 0.02, 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	0.02
Correlation (3Y) Calculated over the trailing 3-year period	0.04
Correlation (All Time) Calculated using the full available price history since May 30, 2023	0.04

Fundamentals

Market Cap FLGZY : $8.94B ATMU : $3.88B
EPS FLGZY : $0.88 ATMU : $2.56
PE Ratio FLGZY : 13.31 ATMU : 18.52
PEG Ratio FLGZY : 2.30 ATMU : 3.33
PS Ratio FLGZY : 3.33 ATMU : 2.90
PB Ratio FLGZY : 2.84 ATMU : 9.63
Total Revenue (TTM) FLGZY : $2.68B ATMU : $1.35B
Gross Profit (TTM) FLGZY : $1.41B ATMU : $529.00M
EBITDA (TTM) FLGZY : $1.49B ATMU : $334.60M

Return for Risk

FLGZY vs. ATMU — Risk / Return Rank

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

FLGZY

FLGZY Risk / Return Rank: 58
FLGZY Sharpe Ratio Rank: 57
FLGZY Sortino Ratio Rank: 52
FLGZY Omega Ratio Rank: 67
FLGZY Calmar Ratio Rank: 55
FLGZY Martin Ratio Rank: 57

ATMU

ATMU Risk / Return Rank: 64
ATMU Sharpe Ratio Rank: 67
ATMU Sortino Ratio Rank: 59
ATMU Omega Ratio Rank: 63
ATMU Calmar Ratio Rank: 61
ATMU Martin Ratio Rank: 69

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.

FLGZY vs. ATMU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Flughafen Zürich AG (FLGZY) and Atmus Filtration Technologies Inc. (ATMU). 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.

	FLGZY	ATMU	Difference
Sharpe ratio Return per unit of total volatility	0.46	0.84	-0.39
Sortino ratio Return per unit of downside risk	0.88	1.25	-0.37
Omega ratio Gain probability vs. loss probability	1.20	1.18	+0.02
Calmar ratio Return relative to maximum drawdown	0.59	1.00	-0.40
Martin ratio Return relative to average drawdown	1.60	3.65	-2.06
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FLGZY vs. ATMU - Sharpe Ratio Comparison

The current FLGZY Sharpe Ratio is 0.46, which is lower than the ATMU Sharpe Ratio of 0.84. The chart below compares the historical Sharpe Ratios of FLGZY and ATMU, 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

	FLGZY	ATMU	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.46	0.84	-0.39
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.47	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.50	0.88	-0.38

Drawdowns

FLGZY vs. ATMU - Drawdown Comparison

The maximum FLGZY drawdown since its inception was -29.38%, roughly equal to the maximum ATMU drawdown of -30.22%. Use the drawdown chart below to compare losses from any high point for FLGZY and ATMU.

Drawdown Indicators

	FLGZY	ATMU	Difference
Max Drawdown Largest peak-to-trough decline	-29.38%	-30.22%	+0.84%
Max Drawdown (1Y) Largest decline over 1 year	-16.51%	-30.22%	+13.71%
Max Drawdown (3Y) Largest decline over 3 years	-16.51%	-30.22%	+13.71%
Max Drawdown (5Y) Largest decline over 5 years	-29.38%	—	—
Current Drawdown Current decline from peak	-11.64%	-27.68%	+16.04%
Average Drawdown Average peak-to-trough decline	-7.43%	-8.51%	+1.08%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.12%	8.23%	-2.11%

Volatility

FLGZY vs. ATMU - Volatility Comparison

The current volatility for Flughafen Zürich AG (FLGZY) is 5.40%, while Atmus Filtration Technologies Inc. (ATMU) has a volatility of 11.78%. This indicates that FLGZY experiences smaller price fluctuations and is considered to be less risky than ATMU based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FLGZY	ATMU	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.40%	11.78%	-6.38%
Volatility (6M) Calculated over the trailing 6-month period	18.31%	30.46%	-12.15%
Volatility (1Y) Calculated over the trailing 1-year period	21.47%	35.82%	-14.35%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	28.02%	34.42%	-6.40%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	35.61%	34.42%	+1.19%

Dividends

FLGZY vs. ATMU - Dividend Comparison

FLGZY's dividend yield for the trailing twelve months is around 3.65%, more than ATMU's 0.46% yield.

Position	TTM	2025	2024	2023	2022	2021	2020
ATMU Atmus Filtration Technologies Inc.	0.46%	0.40%	0.26%	0.00%	0.00%	0.00%	0.00%
FLGZY Flughafen Zürich AG	3.65%	1.59%	1.82%	1.24%	0.00%	0.00%	1.06%

Financials

Frequently Asked Questions

Can I hold both FLGZY and ATMU in my portfolio?

FLGZY and ATMU have a correlation of 0.02, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FLGZY or ATMU?

ATMU has higher volatility (11.78%) compared to FLGZY (5.40%). In terms of maximum drawdown, FLGZY dropped -29.38% vs ATMU's -30.22%.

Which has better risk-adjusted returns?

ATMU currently has the higher Sharpe Ratio (0.84 vs 0.46), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.