Amprius Technologies Inc. (NYSE:AMPX) — Market Cap & Net Worth

$1.34 Billion USD  · Rank #7680

Market Cap & Net Worth: Amprius Technologies Inc. (AMPX)

Amprius Technologies Inc. (NYSE:AMPX) has a market capitalization of $1.34 Billion ($1.34 Billion) as of September 16, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #7680 globally and #2305 in its home market, demonstrating a -7.38% decrease in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Amprius Technologies Inc.'s stock price $9.16 by its total outstanding shares 146080618 (146.08 Million). Also see Amprius Technologies Inc. (AMPX) total assets for a full breakdown of the balance sheet.

Amprius Technologies Inc. Market Cap History: 2022 to 2026

Amprius Technologies Inc.'s market capitalization history from 2022 to 2026. Data shows change from $1.16 Billion to $1.34 Billion (-2.17% CAGR). Also see AMPX operating cash flow for how efficiently the company converts equity into cash flow.

Amprius Technologies Inc. Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Amprius Technologies Inc.'s valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Check AMPX share price today for real-time trading data and today's change.

Latest Price to Sales (P/S) Ratio

15.79x

Amprius Technologies Inc.'s market cap is 15.79 times its annual revenue

Industry average: 0.74x Higher than industry average

Latest Price to Earnings (P/E) Ratio

N/A

P/E ratio not applicable due to negative or zero earnings

What These Ratios Tell Investors:

  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
2022 $1.16 Billion $4.41 Million -$17.33 Million 262.74x N/A
2023 $772.77 Million $8.79 Million -$36.78 Million 87.90x N/A
2024 $409.03 Million $24.17 Million -$44.67 Million 16.92x N/A
2025 $1.15 Billion $73.01 Million -$44.02 Million 15.79x N/A

Competitor Companies of AMPX by Market Capitalization

Companies near Amprius Technologies Inc. in the global market cap rankings as of September 16, 2026. Review AMPX tangible net assets ratio to assess the quality of the company's equity after excluding intangible assets.

Key companies related to Amprius Technologies Inc. by market ranking:

  • Contemporary Amperex Technology Co Ltd Class A (SHE:300750): Ranked #102 globally with a market cap of $204.08 Billion USD ( CN¥1.39 Trillion CNY).
  • ABB Ltd (SW:ABBN): Ranked #193 globally with a market cap of $127.26 Billion USD ( CHF100.66 Billion CHF).
  • Delta Electronics (Thailand) Public Company Limited (BK:DELTA): Ranked #291 globally with a market cap of $90.59 Billion USD ( ฿2.91 Trillion THB).
  • Vertiv Holdings Co (NYSE:VRT): Ranked #294 globally with a market cap of $90.32 Billion USD.
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#102 Contemporary Amperex Technology Co Ltd Class A SHE:300750 $204.08 Billion CN¥316.36
#193 ABB Ltd SW:ABBN $127.26 Billion CHF76.68
#291 Delta Electronics (Thailand) Public Company Limited BK:DELTA $90.59 Billion ฿233.00
#294 Vertiv Holdings Co NYSE:VRT $90.32 Billion $234.61

Amprius Technologies Inc. Historical Marketcap From 2022 to 2026

Between 2022 and today, Amprius Technologies Inc.'s market cap moved from $1.16 Billion to $ 1.34 Billion, with a yearly change of -2.17%.

Year Market Cap Change (%)
2026 $1.34 Billion +16.10%
2025 $1.15 Billion +181.79%
2024 $409.03 Million -47.07%
2023 $772.77 Million -33.29%
2022 $1.16 Billion --

End of Day Market Cap According to Different Sources

On Sep 16th, 2026 the market cap of Amprius Technologies Inc. was reported to be:

Source Market Cap
Yahoo Finance $1.34 Billion USD
MoneyControl $1.34 Billion USD
MarketWatch $1.34 Billion USD
marketcap.company $1.34 Billion USD
Reuters $1.34 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About Amprius Technologies Inc.

NYSE:AMPX USA Electrical Equipment & Parts
Market Cap
$1.34 Billion
Market Cap Rank
#7680 Global
#2305 in USA
Share Price
$9.16
Change (1 day)
-0.11%
52-Week Range
$7.83 - $22.91
All Time High
$22.91
About

Amprius Technologies, Inc. develops, manufactures, and markets lithium-ion batteries for mobility applications. The company provides silicon anode lithium-ion batteries under the SiCore and SiMaxx product platforms. Its batteries are primarily used for existing and emerging aviation applications, including unmanned aerial systems, such as drones and high-altitude pseudo satellites. The company wa… Read more