Quick Answer
TANTECH HOLDINGS LTD reported R&D Expense of $38.8 thousand for fiscal year 2024.
TANTECH HOLDINGS LTD R&D Expense — Annual History
| Fiscal Year | R&D Expense | YoY Change |
|---|---|---|
| 2024 | $38.8K | +62.1% |
| 2023 | $23.9K | +3.4% |
| 2022 | $23.2K | -99.7% |
| 2021 | $8.05M | +804.6% |
| 2020 | $890.3K | +172.1% |
| 2019 | $327.3K | -15.4% |
| 2018 | $386.6K | -38.4% |
| 2017 | $627.6K | +359.3% |
| 2016 | $136.6K | -87.4% |
| 2015 | $1.08M | +45.5% |
| 2014 | $745.6K | +1.9% |
| 2013 | $731.7K | — |
- TANTECH HOLDINGS LTD showed an increase of +62.1% in R&D Expense compared to the prior fiscal year.
- Over the 2013–2024 period, TANTECH HOLDINGS LTD’s r&d expense has declined by 94.7% (from $731.7 thousand to $38.8 thousand).
- The most recent figure is from TANTECH HOLDINGS LTD’s fiscal year 2024 report (Form 20-F), filed with the SEC on May 15, 2025.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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