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Amprius Technologies, Inc. key statistics and ratios

In fiscal 2025, Amprius Technologies, Inc. had return on equity of -50.8%, an operating margin of -63.9%, debt equal to 0.0% of equity and a current ratio of 7.08. Each ratio below is calculated from the figures on its income statement, balance sheet and cash flow pages.

Financial ratios

US$ thousands unless shown otherwise. Fiscal years, plus the last twelve months (LTM) when newer.

Fiscal year2021Dec 20212022Dec 20222023Dec 20232024Dec 20242025Dec 2025LTMJun 2026
Gross margin———−75.8%11.3%22.3%
Operating margin−383.2%−409.2%−427.6%−191.4%−63.9%−37.7%
Net margin−357.0%−393.1%−406.2%−184.8%−60.3%−33.4%
Free-cash-flow margin−311.1%−348.4%−476.1%−151.3%−48.7%−53.5%
Return on equity−71.4%−39.9%−55.4%−69.1%−50.8%−31.8%
Return on assets−53.4%−34.1%−38.5%−39.0%−31.7%−23.8%
Asset turnover0.150.090.090.210.530.71
Current ratio3.4010.873.754.007.087.17
Debt to equity0.0%0.0%0.0%0.0%0.0%0.0%
R&D as % of revenue52.3%46.0%40.6%30.4%12.9%12.1%
SG&A as % of revenue174.7%235.0%224.9%77.5%31.4%27.3%
Capital spending as % of revenue22.0%33.6%193.9%13.3%6.0%5.1%

Returns use average equity or assets over the year. Return on equity is left blank when equity is negative or so small that the ratio says nothing (above ±200%); interest cover is left blank above 200 times. Price-based ratios such as P/E are on the valuation page.

Financial health

2 of 2 checks passed · June 30, 2026
What it owns · $149m
Short-term assets $132mLonger-term assets $18m
What it owes, and who funded it · $149m
Short-term liabilities $18mLonger-term liabilities $5mShareholders' equity $126m
  • Short-term assets cover short-term liabilities $132m of assets due within a year against $18m of liabilities due within a year.
  • Short-term assets cover long-term liabilities $132m short-term assets against $5m of longer-dated liabilities.
  • More cash than debt Cash or debt not separately reported. Not assessable.
  • Debt below 40% of shareholders' equity Equity or debt not reported. Not assessable.
  • Debt burden no higher than five years ago Five-year comparison not available. Not assessable.
  • A year's operating cash flow covers at least 20% of debt Cash flow or debt not reported. Not assessable.
  • Operating profit covers interest at least five times over Interest not separately reported. Not assessable.

From Amprius Technologies, Inc.'s latest balance sheet as filed. Checks are fixed, documented rules (methodology), counted only where the company reports the figures — a dot means the filing doesn't break the item out. Descriptions of reported data, not advice.

Moat

17 /100

Weak moat

How hard Amprius Technologies's competitive advantage looks for rivals to wear away, judged from 5 years of its own filings: returns on capital, pricing power, profit durability, cash conversion and discipline.

  • Returns on capital 0 / 20

    Net income has been a median -30.9% of total assets over 5 years.

  • Pricing power 0 / 20

    Gross margin has been a median -114.0%, moving by 96.6 percentage points (standard deviation) across 5 years.

  • Durability 10 / 20

    Operating margin has been a median -320.0%; its worst year was -786.0%.

AI disruption exposure: Low. In this industry, the business rests on physical assets, regulated networks or products AI itself depends on.

A rules-based reading of reported figures, not a forecast and not investment advice. How the score is built: methodology.

Compare with peers

Head to head: AMPX vs TYGOAMPX vs FTCIAMPX vs BLDP

More: Electrical Components & Equipment stocks compared, Industrials sector, rankings of US companies

Figures from Amprius Technologies, Inc.'s SEC filings (10-K and 10-Q), retrieved October 29, 2026. How we read and check them: methodology and data sources. Not investment advice. Back to Amprius Technologies, Inc.