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Eos Energy Enterprises vs Ultralife

Ultralife is the larger business, with $191m of revenue in fiscal 2025 against $114m for Eos Energy Enterprises (1.7 times as much). Eos Energy Enterprises grew faster (631.8% against 16.2%). Ultralife kept more of each dollar of sales as profit: a net margin of -3.1% against -849.1%.

Latest fiscal yearEos Energy EnterprisesEOSE, 2025UltralifeULBI, 2025
Revenue $114m $191m
Revenue growth 631.8% 16.2%
Net income −$970m −$5.9m
Operating margin -227.0% —
Net margin -849.1% -3.1%
Return on equity — -4.5%
Free cash flow −$265m $7.1m
Cash $568m $9.3m
Total debt $939m $49.7m
Debt to equity — —
Dividend per share — —
Dividend yield — —
Share buybacks — —
Employees 787 678
Market value $634m $260m
Price vs our value range — Above our value range
Moat score 17 (Weak) 42 (Weak)
Insider trades, 12 months 6 buys, 24 sales 17 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.

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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.