AMPX vs QS
AMPX: Amprius develops high-energy-density silicon anode lithium-ion batteries for aviation, drones, and electric vehicles with superior performance versus conventional graphite batteries. QS: A development-stage battery company engineering solid-state lithium-metal cells for EVs with superior energy density, fast charging, and safety over conventional lithium-ion technology.
Side-by-side fundamentals
| Metric | AMPX | QS | Edge |
|---|---|---|---|
| Price as of 2026-07-22 close | $10.17 | $5.87 | |
| Market cap as of 2026-07-23 | $1.4B | $3.6B | |
| Net margin as of 2026-07-23 | -44.0% | n/a | |
| Gross margin as of 2026-07-23 | +18.1% | n/a | |
| Operating margin as of 2026-07-23 | -48.4% | n/a | |
| ROE as of 2026-07-23 | -40.4% | -37.3% | QS higher |
| ROA as of 2026-07-23 | -28.0% | -33.4% | AMPX higher |
| Debt / equity as of 2026-07-23 | 0.00 | 0.03 | AMPX lower |
| Revenue growth (YoY) as of 2026-07-23 | +172.6% | n/a | |
| Revenue CAGR (3y) SEC XBRL | +154.9% | n/a | |
| Beta as of 2026-07-23 | 2.33 | 2.68 | |
| 1-year return as of 2026-07-22 close | +24.2% | -57.5% | AMPX higher |
Fundamentals: Finnhub, as of 2026-07-23. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-07-22.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & Finnhub, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.