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Nephros vs Sonoma Pharmaceuticals

Nephros and Sonoma Pharmaceuticals are similar in size: $18.8m and $19.5m of revenue in their latest fiscal years. Sonoma Pharmaceuticals grew faster (36.7% against 32.7%). Nephros kept more of each dollar of sales as profit: a net margin of 6.4% against -16.3%.

Latest fiscal yearNephrosNEPH, 2025Sonoma PharmaceuticalsSNOA, 2026
Revenue $18.8m $19.5m
Revenue growth 32.7% 36.7%
Net income $1.2m −$3.2m
Operating margin 6.1% —
Net margin 6.4% -16.3%
Return on equity 12.7% -84.6%
Free cash flow $1.6m −$4.1m
Cash $5.4m $2.4m
Total debt $0 $222,000
Debt to equity 0.0% —
Dividend per share — —
Dividend yield — —
Share buybacks — —
Employees — 9
Market value $35.1m $5.5m
Price vs our value range — —
Moat score 31 (Weak) 26 (Weak)
Insider trades, 12 months 0 buys, 0 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.

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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.