undamentalytics Newsletter

Amprius Technologies vs Ballard Power Systems

Ballard Power Systems is the larger business, with $99.4m of revenue in fiscal 2025 against $73.0m for Amprius Technologies (1.4 times as much). Amprius Technologies grew faster (202.1% against 42.5%). Amprius Technologies kept more of each dollar of sales as profit: a net margin of -60.3% against -91.5%. Amprius Technologies carries less debt relative to equity (0.0% against 0.0%).

Latest fiscal yearAmprius TechnologiesAMPX, 2025Ballard Power SystemsBLDP, 2025
Revenue $73.0m $99.4m
Revenue growth 202.1% 42.5%
Net income −$44.0m −$90.9m
Operating margin -63.9% -104.1%
Net margin -60.3% -91.5%
Return on equity -50.8% -14.4%
Free cash flow −$35.5m −$66.0m
Cash $90.5m $527m
Total debt $0 $0
Debt to equity 0.0% 0.0%
Dividend per share — —
Dividend yield — —
Share buybacks — —
Employees — —
Market value $1.28bn $468m
Price vs our value range — —
Moat score 17 (Weak) —
Insider trades, 12 months 0 buys, 37 sales 0 buys, 0 sales

Each figure is from the company's latest annual report and links to the page it comes from. Fiscal years can end on different dates. Market value and the value verdict use the delayed price shown on the stock pages. Not a recommendation.

Go deeper

Figures from each company's latest annual report filed with the SEC (10-K or 20-F), as reported, with the fiscal year shown. Not investment advice. How we read filings: methodology.