Birchtech Corp. (BCHT) stock
Close on Nov 12, 2026Market cap $30.78MP/E –Yield –
Birchtech Corp. saw revenue fall 10.7% to $17.33M over the twelve months to Sep 30, 2026. Free cash flow was -$5.21M. At the latest close the market valued the company at $30.78M.
Key statistics
Valuation at the latest close; fundamentals over the trailing twelve months, balances at Sep 30, 2026
Valuation
- Market cap
- $30.78M
- P/E ratio
- –
- Price to sales
- 1.78
- Price to book
- 3.99
- Dividend yield
- –
- Free cash flow yield
- -16.91%
Fundamentals
- Revenue
- $17.33M
- Net income
- -$5.23M
- EPS, diluted
- -$0.21
- Free cash flow
- -$5.21M
- Book value per share
- $0.29
- Diluted shares
- 26M
Trading
- Previous close
- $1.10
- Open
- $1.15
- Day's range
- $1.01 – $1.21
- Volume
- 134,644
- Average volume (20 days)
- 61,366
- Beta (5 years)
- 0.62
- 52-week range
- $1.02 – $4.80
- RSI (14 days)
- 39.7
- Volatility (1 year)
- 80.1%
- Relative volume
- 0.41×
- WACC
- 8.0%
Market cap history
Month-end market cap since 2012, using shares outstanding reported at the time
Total return vs. the S&P 500
Price change plus reinvested dividends, to the close on Nov 12, 2026. The S&P 500 is measured by the SPY fund.
| Period | BCHT | S&P 500 | Difference | BCHT per year | S&P 500 per year |
|---|---|---|---|---|---|
| 1 month | -16.4% | -2.7% | −13.7 pts | ||
| 3 months | -20.9% | -1.7% | −19.2 pts | ||
| Year to date | -68.8% | +11.9% | −80.7 pts | ||
| 1 year | -68.1% | +12.0% | −80.1 pts | ||
| 3 years | -67.9% | +78.2% | −146.1 pts | -31.6% | +21.2% |
| 5 years | -72.1% | +73.2% | −145.4 pts | -22.6% | +11.6% |
| 10 years | -86.2% | +309.6% | −395.9 pts | -18.0% | +15.1% |
Fifteen years at a glance
Fiscal years 2011 to 2025 and trailing twelve months, USD
Revenue
Gross profit
Operating income
Net income
EPS, diluted
Free cash flow
Press releases
Releases Birchtech filed with the SEC as exhibits to Form 8-K or 6-K
- News
- Results
- Update
- Update
- News
- News
About Birchtech
Measuring & Controlling Devices, NEC
Birchtech Corp. provides specialty activated carbon technologies focused on air and water purification. The company supplies proprietary and patented sorbent solutions, including its Sorbent Enhancement Additive process, to reduce mercury emissions from coal-fired power plants. In addition, it develops water purification technologies targeting per- and polyfluoroalkyl substances and other contaminants through thermal reactivation of spent granular activated carbon, testing, and consulting services. It also offers ion exchange resins designed for nuclear power facilities, coal-fired units, and wastewater systems. Key customers include operators of coal-fired electricity generating units and municipal drinking water utilities.
Company profile, executives and historyBirchtech stock: common questions
What is Birchtech's stock price?
BCHT closed at $1.17 on Nov 12, 2026, up 6.36% on the day. Over the past 52 weeks it traded between $1.02 and $4.80.
What is Birchtech's market cap?
Birchtech was worth $30.78M at the close on Nov 12, 2026: the share price times the diluted shares outstanding.
What is BCHT's P/E ratio?
Birchtech lost money over the twelve months to Sep 30, 2026 (diluted EPS -$0.21), so it has no meaningful P/E ratio.
How much revenue does Birchtech make?
Birchtech reported revenue of $17.33M for the twelve months to Sep 30, 2026, down 10.7% from a year earlier.
Does Birchtech pay a dividend?
No. Birchtech has not paid a cash dividend over the last twelve months.
How has BCHT stock performed over the past year?
Including dividends, BCHT returned -68.1% over the past year, against +12.0% for the S&P 500.
How many BCHT shares are sold short?
0M shares were sold short at the latest FINRA report, 0.38% of the float, or 1.0 days of average trading volume.
Who are Birchtech's competitors?
Companies most similar to Birchtech by business, industry and size include CLIR, GEOS, DAIO, INIS, NEPH.
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