AMTX vs GPRE
AMTX: Aemetis is an international renewable fuels company converting agricultural and dairy waste into low-carbon biofuels, renewable natural gas, and high-margin biochemicals. GPRE: Green Plains is a leading biorefining firm transforming corn into high-value ethanol, carbon-capture-enabled fuels, and premium protein ingredients.
Side-by-side fundamentals
| Metric | AMTX | GPRE | Edge |
|---|---|---|---|
| Price as of 2026-10-08 close | $1.73 | $15.06 | |
| Market cap | $125M | $1.1B | |
| P/E as of 2026-10-08 | n/a | 9.97 | |
| Net margin | -60.1% | -5.8% | GPRE higher |
| Gross margin | +2.6% | +6.5% | GPRE higher |
| Operating margin | -48.5% | -3.2% | GPRE higher |
| ROE FY2025, SEC XBRL | n/a | -15.7% | |
| ROA FY2025, SEC XBRL | -29.6% | -7.7% | GPRE higher |
| Debt / equity as of 2026-09-03 | 133.67 | 0.56 | GPRE lower |
| Revenue growth (YoY) as of 2026-09-03 | -1.7% | -23.7% | AMTX higher |
| Revenue CAGR (3y) SEC XBRL | -22.5% | -17.0% | GPRE higher |
| Dividend yield as of 2026-09-03 | n/a | +0.2% | |
| Dividend streak (yrs) SEC XBRL | 0 | 1 | GPRE higher |
| Beta as of 2026-09-03 | 1.06 | 1.15 | |
| 1-year return as of 2026-10-08 close | -38.9% | +46.5% | GPRE higher |
Fundamentals: SEC XBRL company filings for the figures marked with a fiscal year, and market data, as of 2026-09-03 for the rest. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-10-08.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & market data, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.