Mirion Technologies, Inc. (MIR) stock
Close on Nov 11, 2026Market cap $4.35BP/E 160.9Yield –
Mirion Technologies, Inc. grew revenue 19.6% to $1.08B over the twelve months to Sep 30, 2026. Operating income rose 16.9% to $64.30M, moving the operating margin from 6.1% to 6.0%. Free cash flow was $168.00M, up 81.0% from a year earlier. At the latest close the market valued the company at $4.35B, 160.9 times its earnings.
Key statistics
Valuation at the latest close; fundamentals over the trailing twelve months, balances at Sep 30, 2026
Valuation
- Market cap
- $4.35B
- P/E ratio
- 160.9
- Price to sales
- 4.02
- Price to book
- 2.43
- Dividend yield
- –
- Free cash flow yield
- 3.87%
Fundamentals
- Revenue
- $1.08B
- Net income
- $29.00M
- EPS, diluted
- $0.11
- Free cash flow
- $168.00M
- Book value per share
- $6.54
- Diluted shares
- 273M
Trading
- Next earnings
- Feb 9, 2027 (estimated, during market hours)
- Previous close
- $19.26
- Open
- $18.60
- Day's range
- $17.22 – $18.63
- Volume
- 9,131,580
- Average volume (20 days)
- 5,109,003
- Index membership
- S&P SmallCap 600 (since Nov 2025), Russell 2000 (since Jun 2022), Russell 3000 (since Aug 2022)
- Beta (5 years)
- 1.49
- 52-week range
- $14.04 – $28.00
- RSI (14 days)
- 53.7
- Volatility (1 year)
- 53.5%
- Relative volume
- 2.18×
- WACC
- 11.7%
On 3 of our idea lists: Breakout quarter, Insiders buying the dip, Strong quarter, insiders buying
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 2019, using shares outstanding reported at the time
Total return vs. the S&P 500
Price change plus reinvested dividends, to the close on Nov 11, 2026. The S&P 500 is measured by the SPY fund.
| Period | MIR | S&P 500 | Difference | MIR per year | S&P 500 per year |
|---|---|---|---|---|---|
| 1 month | +6.5% | -2.4% | +8.9 pts | ||
| 3 months | +15.9% | -1.2% | +17.1 pts | ||
| Year to date | -24.4% | +12.3% | −36.7 pts | ||
| 1 year | -34.0% | +12.4% | −46.5 pts | ||
| 3 years | +117.4% | +78.8% | +38.6 pts | +29.6% | +21.4% |
| 5 years | +54.6% | +75.2% | −20.6 pts | +9.1% | +11.9% |
Seven years at a glance
Fiscal years 2018 to 2025 and trailing twelve months, USD
Revenue
Gross profit
Operating income
Net income
EPS, diluted
Free cash flow
Press releases
Releases Mirion Technologies filed with the SEC as exhibits to Form 8-K or 6-K
- Results
- Results
- Results
- Results
- Results
- News
About Mirion Technologies
Measuring & Controlling Devices, NEC
Mirion Technologies provides radiation protection, measurement, and monitoring products, software, and services across two primary operating segments: Nuclear & Safety and Medical. In the Nuclear & Safety segment, the company delivers systems for reactor instrumentation, radiation monitoring, laboratory analysis, and defense applications. The Medical segment provides cancer care solutions, including radiation therapy quality assurance, nuclear medicine equipment, and occupational dosimetry services. Mirion serves a diverse global client base, including commercial nuclear power plants, research reactors, defense organizations, national laboratories, hospitals, cancer treatment centers, and diagnostic imaging facilities.
Company profile, executives and historyMirion Technologies stock: common questions
What is Mirion Technologies's stock price?
MIR closed at $17.70 on Nov 11, 2026, down 8.10% on the day. Over the past 52 weeks it traded between $14.04 and $28.00.
What is Mirion Technologies's market cap?
Mirion Technologies was worth $4.35B at the close on Nov 11, 2026: the share price times the diluted shares outstanding.
What is MIR's P/E ratio?
MIR trades at 160.9 times earnings, based on diluted earnings per share of $0.11 over the twelve months to Sep 30, 2026.
How much revenue does Mirion Technologies make?
Mirion Technologies reported revenue of $1.08B for the twelve months to Sep 30, 2026, up 19.6% from a year earlier.
Does Mirion Technologies pay a dividend?
No. Mirion Technologies has not paid a cash dividend over the last twelve months.
When does Mirion Technologies report earnings next?
Mirion Technologies is expected to report Q4 FY2026 results on Feb 9, 2027, during market hours. The date is estimated from its past reporting pattern until the company confirms it.
How has MIR stock performed over the past year?
Including dividends, MIR returned -34.0% over the past year, against +12.4% for the S&P 500.
How many MIR shares are sold short?
36M shares were sold short at the latest FINRA report, 16.67% of the float, or 7.2 days of average trading volume.
Who are Mirion Technologies's competitors?
Companies most similar to Mirion Technologies by business, industry and size include ONTO, RAL, NVMI, BMI, TRMB.
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