MIR
Mirion Technologies, Inc. Industrials - Nuclear Detection & Measurement Investor Relations →
Mirion Technologies, Inc. (MIR) closed at $18.45 as of 2026-03-20, trading 43.9% above its 200-week moving average of $12.82. The stock is currently moving closer to the line, down from 46.5% last week. With a 14-week RSI of 27, MIR is in oversold territory.
A big spike in selling this week — 2.0x the usual volume, and the price dropped. Sometimes this kind of heavy selling marks the end of a decline. The idea is that the last reluctant holders have finally sold, leaving fewer sellers left to push the price lower.
Over the past 243 weeks of data, MIR has crossed below its 200-week moving average 2 times. On average, these episodes lasted 58 weeks. The average one-year return after crossing below was -38.0%, suggesting these dips have not historically been reliable buying opportunities for this stock.
With a market cap of $4.6 billion, MIR is a mid-cap stock. The company generates a free cash flow yield of 2.7%. Return on equity stands at 1.7%. The stock trades at 2.4x book value.
Share count has increased 17.1% over three years, indicating dilution.
Over the past 4.8 years, a hypothetical investment of $100 in MIR would have grown to $184, compared to $158 for the S&P 500. That represents an annualized return of 13.7% vs 10.1% for the index — confirming MIR as a market-beating investment and the kind of quality company where buying during 200-week moving average touches has historically been rewarded.
Free cash flow has been growing at a 173.9% compound annual rate, with 4 consecutive years of positive cash generation.
Business Health
Annual financials — how the underlying business has performed over the past several years.
Cash Flow Free cash flow & net income ($M)
Revenue Annual revenue ($M) — business growth proxy
Total Debt Balance sheet debt ($M)
ROIC Return on invested capital (%)
FCF Yield Free cash flow / market cap (%) — Yartseva signal
Gross Margin Pricing power & competitive moat (%)
Shares Outstanding Buybacks vs dilution (millions)
Growth of $100: MIR vs S&P 500
Monthly data normalized to $100 at start. Vertical dashed lines mark 200-week MA touches.
What Happens After MIR Crosses Below the Line?
Across 2 historical episodes, buying MIR when it crossed below its 200-week moving average produced an average return of -34.5% after 12 months (median -32.0%), compared to -11.5% for the S&P 500 over the same periods. After 24 months, the average return was -12.0% vs +5.5% for the index.
Each line shows $100 invested at the moment MIR crossed below its 200-week MA. Bold blue = stock average. Gray dashed = S&P 500 average over same periods.
Historical Touches
MIR has crossed below its 200-week MA 2 times with an average 1-year return of +-38.0% after recovery.
| Crossed Below | Recovered | Weeks | Max Depth | 1-Year Return | Return Since Touch |
|---|---|---|---|---|---|
| Jul 2021 | Oct 2021 | 12 | 7.4% | -32.1% | +84.3% |
| Dec 2021 | Dec 2023 | 103 | 42.7% | -43.8% | +78.8% |
| Average | 58 | — | +-38.0% | — |
Frequently Asked Questions
Is MIR below its 200-week moving average?
No. Mirion Technologies, Inc. (MIR) is currently 43.9% above its 200-week moving average of $12.82. It would need to fall to $12.82 to cross below the line.
What is MIR's 200-week moving average price?
Mirion Technologies, Inc.'s 200-week moving average is $12.82 as of 2026-03-20. This is the average weekly closing price over roughly the last 4 years, and it acts as a long-term trend line. When a stock drops below this level, it can signal that the price has fallen far enough from the long-term trend to attract value-oriented investors.
What happens when MIR drops below its 200-week moving average?
MIR has crossed below its 200-week moving average 2 times in our data. The average one-year return after these crossings was -38.0%, meaning the dips were not reliable buying signals for this particular stock. These episodes lasted 58 weeks on average.
Is MIR a good value right now?
Here's what our data says about MIR as of 2026-03-20: The stock is above its 200-week moving average, so it doesn't currently meet our primary signal. The 14-week RSI is 27 (oversold). Free cash flow yield is 2.7%. Return on equity is 1.7%. Price-to-book is 2.4x. This is not a buy or sell recommendation — always do your own research.
How does MIR compare to the S&P 500?
Over the past 4.8 years, $100 invested in MIR would have grown to $184, compared to $158 for the S&P 500. That's 13.7% annualized vs 10.1% for the index. MIR has outperformed the broader market over this period.
Not financial advice. This is an educational tool. Past performance does not guarantee future results. Do your own research before making investment decisions.
Data as of week of 2026-03-20