What is Amprius Technologies's price / book?

Amprius Technologies (AMPX) reported price / book of 21.1× in Q1 2026.

How has Amprius Technologies's price / book changed year-over-year?

Amprius Technologies's price / book increased by 370.3% year-over-year, from 4.5× to 21.1×.

What is the long-term trend for Amprius Technologies's price / book?

Over 3 years (2022 to 2025), Amprius Technologies's price / book has grown at a 2.6% compound annual growth rate (CAGR), from 9.2× to 9.9×.

What does price / book mean?

Market capitalization at the quarter end divided by shareholders' equity. The premium (or discount) the market assigns to the company's book equity.

Amprius Technologies AMPX Price / book

Price / book at other companies

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0.8×-1.5×

QuantumScape Corporation QS

3.5×+1.5×

EnerSysENS

3.4×+1.5×

AlbemarleALB

2.1×+1.3×

ON SemiconductorON

3.3×+1.2×

Fluence Energy, Inc.FLNC

5×+3.3×

Other financials

Income statement

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Revenue$28.5M+153%

Gross profit$5.7M+343%

Operating income-$6.7M+30.9%

Net income-$5.0M+46.2%

EPS (diluted)-$0.04+50.0%

Balance sheet

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Cash & equivalents$62.6M+25.5%

Total debt$6.6M-82.6%

Total equity$109.4M+55.4%

Total assets$130.8M+10.4%

Cash flow

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Operating cash flow-$37.3M-164%

CapEx$980.0K+7.3%

Free cash flow-$38.3M-154%

Valuation

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Market cap$2B+631%

Enterprise value$1.94B+642%

P/S22.2×+13.9×

Profitability

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Gross margin18.1%+10.5pp

Operating margin-48.4%-19.0pp

Net margin-44%-17.6pp

FCF margin-65.1%-19.6pp

Returns & leverage

See full

Return on equity-44.2%-11.4pp

Debt / equity0.1×-0.5×

Current ratio7.1×+2.4×

Where this comes from

Calculated from Amprius Technologies’s reported figures.

market cap/total stockholders equity=21.1×

Based on the most recent quarter.

The official record: Amprius Technologies’s 10-Q, filed May 7, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is Amprius Technologies's price / book?: Amprius Technologies (AMPX) reported price / book of 21.1× in Q1 2026.
How has Amprius Technologies's price / book changed year-over-year?: Amprius Technologies's price / book increased by 370.3% year-over-year, from 4.5× to 21.1×.
What is the long-term trend for Amprius Technologies's price / book?: Over 3 years (2022 to 2025), Amprius Technologies's price / book has grown at a 2.6% compound annual growth rate (CAGR), from 9.2× to 9.9×.
What does price / book mean?: Market capitalization at the quarter end divided by shareholders' equity. The premium (or discount) the market assigns to the company's book equity.