Stocks Comparison
Birchtech vs Mirion Technologies: revenue, profit, margins and growth compared
Birchtech brought in $17.6M of revenue in fiscal 2025, Mirion Technologies $925.4M in fiscal 2025. Revenue changed by +1.3% at Birchtech and +7.5% at Mirion Technologies on the year before, so Mirion Technologies grew faster. Birchtech kept -17.2% of its revenue as net profit, Mirion Technologies 3.1%. Free cash flow was -$729.4K at Birchtech and $106.9M at Mirion Technologies.
Side by side, latest fiscal year
| BCHT | MIR | |
|---|---|---|
| Fiscal year ended | FY2025 (December 31, 2025) | FY2025 (December 31, 2025) |
| Revenue | $17.6M | $925.4M |
| Revenue growth | +1.3% | +7.5% |
| Net income | -$3M | $28.8M |
| Net margin | -17.2% | 3.1% |
| Free cash flow | -$729.4K | $106.9M |
| Free cash flow margin | -4.1% | 11.6% |
| Earnings per share (diluted) | -$0.16 | $0.11 |
| Cash | $2.2M | $412.3M |
| Debt | n/a | $444.7M |
| Price to earnings | n/a | 141.7 |
| Market value | $42.4M | $3.9B |
| Dividend yield | n/a | n/a |
| Rank by revenue in sector | #460 of 518 · Industrials | #275 of 518 · Industrials |
Over the years
Questions about Birchtech and Mirion Technologies
Which is bigger by revenue, Birchtech or Mirion Technologies?
Mirion Technologies is bigger by revenue: $925.4M in fiscal 2025, against $17.6M for Birchtech in fiscal 2025.
Which keeps more of its revenue as profit, Birchtech or Mirion Technologies?
Birchtech had a net margin of -17.2% in fiscal 2025; Mirion Technologies had 3.1% in fiscal 2025.
Which grew revenue faster, Birchtech or Mirion Technologies?
In their latest fiscal years revenue changed by +1.3% at Birchtech and +7.5% at Mirion Technologies.
Where do these numbers come from?
From the annual reports each company files with the SEC (10-K, or 20-F and 40-F for foreign companies), read from their XBRL data. Margins and growth are simple arithmetic on those figures. Nothing here is a recommendation.