ATMU vs. MASI

Last updated Jul 11, 2026

ATMU (Atmus Filtration Technologies Inc.) and MASI (Masimo Corporation) are both stocks. ATMU operates in Pollution & Treatment Controls (Industrials), while MASI operates in Medical Instruments & Supplies (Healthcare). At a 0.20 correlation, their price movements are largely independent.

Performance

ATMU vs. MASI - Performance Comparison

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

Returns By Period

ATMU

• 1D: 1.28%
• 1M: 1.75%
• 6M: -7.27%
• YTD: -2.20%
• 1Y: 34.67%
• 3Y*: 30.48%
• 5Y*: —
• 10Y*: —

MASI

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

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

ATMU vs. MASI - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
ATMU Atmus Filtration Technologies Inc.	-2.20%	33.16%	67.28%	8.40%
MASI Masimo Corporation	38.36%	-21.32%	41.03%	-25.80%

Correlation

The correlation between ATMU and MASI is 0.21, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.21
Correlation (3Y) Calculated over the trailing 3-year period	0.21
Correlation (All Time) Calculated using the full available price history since May 26, 2023	0.20

Fundamentals

Market Cap ATMU : $4.14B MASI : $9.47B
EPS ATMU : $2.56 MASI : $1.41
PE Ratio ATMU : 19.77 MASI : 127.36
PS Ratio ATMU : 3.10 MASI : 6.24
PB Ratio ATMU : 10.30 MASI : 12.00
Total Revenue (TTM) ATMU : $1.35B MASI : $1.56B
Gross Profit (TTM) ATMU : $529.00M MASI : $962.00M
EBITDA (TTM) ATMU : $334.60M MASI : $336.40M

Return for Risk

ATMU vs. MASI — Risk / Return Rank

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

ATMU

ATMU Risk / Return Rank: 68
ATMU Sharpe Ratio Rank: 72
ATMU Sortino Ratio Rank: 65
ATMU Omega Ratio Rank: 67
ATMU Calmar Ratio Rank: 66
ATMU Martin Ratio Rank: 70

MASI

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

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.

ATMU vs. MASI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Atmus Filtration Technologies Inc. (ATMU) and Masimo Corporation (MASI). 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.

	ATMU	MASI	Difference
Sharpe ratio: Return per unit of total volatility	0.81	—	—
Sortino ratio: Return per unit of downside risk	1.25	—	—
Omega ratio: Gain probability vs. loss probability	1.18	—	—
Calmar ratio: Return relative to maximum drawdown	1.01	—	—
Martin ratio: Return relative to average drawdown	2.76	—	—

Drawdowns

Drawdown Indicators

	ATMU	MASI	Difference
Max Drawdown Largest peak-to-trough decline	-30.22%	—	—
Max Drawdown (1Y) Largest decline over 1 year	-30.22%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-30.22%	—	—
Current Drawdown Current decline from peak	-22.64%	—	—
Average Drawdown Average peak-to-trough decline	-8.98%	—	—
Ulcer Index Depth and duration of drawdowns from previous peaks	11.09%	—	—

Volatility

Volatility by Period

	ATMU	MASI	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.17%	—	—
Volatility (6M) Calculated over the trailing 6-month period	32.71%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	37.73%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	34.77%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	34.77%	—	—

Dividends

ATMU vs. MASI - Dividend Comparison

ATMU's dividend yield for the trailing twelve months is around 0.43%, while MASI has not paid dividends to shareholders.

Position	TTM	2025	2024
ATMU Atmus Filtration Technologies Inc.	0.43%	0.40%	0.26%
MASI Masimo Corporation	0.00%	0.00%	0.00%

Financials

Frequently Asked Questions

Can I hold both ATMU and MASI in my portfolio?

ATMU and MASI have a correlation of 0.21, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.