Company / Tangible Book Value per Share
Birchtech Corp. Tangible Book Value per Share History
FY2016-FY2025 · Annual data · Source: SEC filings
At a glance
Latest annual filing availableLatest Tangible Book Value per Share
-$0.09
FY2025
5-year range
-$0.17 / $0.00
FY2021-FY2025
Trend
-14038.4%
vs FY2024
Sector context
Sector data unavailable
Latest sector comparison
What the data says
Tangible Book Value per Share changed -14038% YoY in FY2025, a notable deviation from the 7-year average annual change of -1983%.
Based on SEC 10-K filings.
-0.09 in FY2025.
Declined from $0.00 to $-0.09 over the past 2 years.
Tangible Book Value per Share over time
Growth rates
- 3-Year CAGR
- -
- 5-Year CAGR
- -
- 10-Year CAGR
- -
Key checks
Key Insights
- In FY2025, tangible book value per share decreased 14038.4% year-over-year.
- Peak tangible book value per share was recorded in FY2023.
- Lowest tangible book value per share in the period was in FY2016.
Company context
Key Data Points
- Altman Z-Score -6.57 (distress zone, below 1.8 threshold)
- High earnings quality (cash-backed earnings)
Data sourced from SEC EDGAR filings. Not investment advice.
Annual data
| Year | Tangible Book Value per ShareValue | YoY GrowthYoY |
|---|---|---|
| FY2025 | -$0.09 | -14038.4% |
| FY2024 | $0.00 | -1.3% |
| FY2023 | $0.00 | +100.8% |
| FY2022 | -$0.08 | +50.8% |
| FY2021 | -$0.17 | -45.8% |
| FY2020 | -$0.12 | -2.4% |
| FY2019 | -$0.11 | - |
| FY2018 | - | - |
| FY2017 | - | - |
| FY2016 | -$0.27 | -140.7% |
As of FY2025 · SEC 10-K · Updated Jun 24, 2026