Atmus Filtration Technologies Inc. (ATMU) stock
Close on Nov 13, 2026Market cap $4.52BP/E 20.5Yield 0.38%
Atmus Filtration Technologies Inc. grew revenue 13.8% to $1.96B over the twelve months to Sep 30, 2026. Operating income rose 18.2% to $334.70M, moving the operating margin from 16.4% to 17.1%. Free cash flow was $208.70M, up 63.6% from a year earlier. At the latest close the market valued the company at $4.52B, 20.5 times its earnings.
Key statistics
Valuation at the latest close; fundamentals over the trailing twelve months, balances at Sep 30, 2026
Valuation
- Market cap
- $4.52B
- P/E ratio
- 20.5
- Price to sales
- 2.30
- Price to book
- 8.95
- Dividend yield
- 0.38%
- Free cash flow yield
- 4.62%
Fundamentals
- Revenue
- $1.96B
- Net income
- $220.90M
- EPS, diluted
- $2.70
- Free cash flow
- $208.70M
- Book value per share
- $6.16
- Diluted shares
- 82M
Trading
- Next earnings
- Feb 12, 2027 (estimated, before the open)
- Previous close
- $55.82
- Open
- $55.93
- Day's range
- $55.00 – $56.99
- Volume
- 568,056
- Average volume (20 days)
- 716,573
- Index membership
- S&P SmallCap 600 (since May 2026), Russell 2000 (since Sep 2023), Russell 3000 (since May 2023)
- Beta (5 years)
- 0.92
- 52-week range
- $40.75 – $66.50
- RSI (14 days)
- 73.6
- Volatility (1 year)
- 40.9%
- Relative volume
- 0.82×
- WACC
- 8.7%
Index membership is inferred from the holdings of funds that track each index (SPSM, IJR, IWM, IWV), as reported to the SEC for Jun 30, 2026. Join dates come from quarterly fund reports since 2019, so they are accurate to the quarter.
Market cap history
Month-end market cap since 2023, using shares outstanding reported at the time
Total return vs. the S&P 500
Price change plus reinvested dividends, to the close on Nov 13, 2026. The S&P 500 is measured by the SPY fund.
| Period | ATMU | S&P 500 | Difference | ATMU per year | S&P 500 per year |
|---|---|---|---|---|---|
| 1 month | +26.5% | -3.0% | +29.5 pts | ||
| 3 months | +11.3% | -2.8% | +14.1 pts | ||
| Year to date | +6.9% | +11.5% | −4.5 pts | ||
| 1 year | +14.1% | +13.5% | +0.7 pts | ||
| 3 years | +184.1% | +77.7% | +106.4 pts | +41.6% | +21.1% |
Six years at a glance
Fiscal years 2020 to 2025 and trailing twelve months, USD
Revenue
Gross profit
Operating income
Net income
EPS, diluted
Free cash flow
Press releases
Releases Atmus Filtration Technologies filed with the SEC as exhibits to Form 8-K or 6-K
- Results
- Update
- Results
- Update
- Results
- Results
About Atmus Filtration Technologies
Motor Vehicle Parts & Accessories
Atmus designs and manufactures filtration products for on-highway commercial vehicles and off-highway equipment used in agriculture, construction, mining, and power generation. Its product catalog includes fuel filters, lube filters, air filters, hydraulic filters, crankcase ventilation systems, coolants, and other chemicals. The business operates across on-highway and off-highway markets, delivering first-fit components to original equipment manufacturers and replacement parts to the aftermarket. Its customer base includes original equipment manufacturers such as Cummins, PACCAR, and Traton Group, alongside equipment dealers, independent distributors, retailers, and fleet operators.
Company profile, executives and historyAtmus Filtration Technologies stock: common questions
What is Atmus Filtration Technologies's stock price?
ATMU closed at $55.34 on Nov 13, 2026, down 0.86% on the day. Over the past 52 weeks it traded between $40.75 and $66.50.
What is Atmus Filtration Technologies's market cap?
Atmus Filtration Technologies was worth $4.52B at the close on Nov 13, 2026: the share price times the diluted shares outstanding.
What is ATMU's P/E ratio?
ATMU trades at 20.5 times earnings, based on diluted earnings per share of $2.70 over the twelve months to Sep 30, 2026.
How much revenue does Atmus Filtration Technologies make?
Atmus Filtration Technologies reported revenue of $1.96B for the twelve months to Sep 30, 2026, up 13.8% from a year earlier.
Does Atmus Filtration Technologies pay a dividend?
Yes. Atmus Filtration Technologies paid $0.21 per share over the last twelve months, a yield of 0.38% at the latest price.
When does Atmus Filtration Technologies report earnings next?
Atmus Filtration Technologies is expected to report Q4 FY2026 results on Feb 12, 2027, before the open. The date is estimated from its past reporting pattern until the company confirms it.
How has ATMU stock performed over the past year?
Including dividends, ATMU returned +14.1% over the past year, against +13.5% for the S&P 500.
How many ATMU shares are sold short?
3M shares were sold short at the latest FINRA report, 4.30% of the float, or 5.5 days of average trading volume.
Who are Atmus Filtration Technologies's competitors?
Companies most similar to Atmus Filtration Technologies by business, industry and size include SMP, GTX, CPS, PHIN, DORM.
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