NVDA+2.54%AAPL+1.32%GOOGL−1.62%MSFT+0.20%AMZN−0.10%TSM+1.60%SPCX+7.79%META+0.47%
StockVS

NYSE · Electrical Equipment & Parts · USD

Amprius Technologies, Inc. (AMPX) Stock Analysis

Amprius Technologies, Inc. (AMPX) is a Electrical Equipment & Parts stock listed on NYSE and quoted in US Dollar.

Last Updated: October 21, 2026

AMPX

$8.31

+$0.73 (+9.63%)

Oct 21, 2026 · Market close

Compare

Price History

Hover for the daily close. The dotted line marks the period open.

Compare AMPX with… →

AMPX Key Statistics

As of Oct 21, 2026
Trading
Open
$7.83
Previous Close
$7.58
Day's Range
7.74–8.39
52-Week Range
7.26–24.23
Volume
6.21M
BetaHow much the share price moves relative to the wider market. 1.0 moves in line with it; above 1.0 swings more, below 1.0 less.
2.35
Valuation
Market Cap
$1.21B
P/E Ratio
unprofitable
Forward P/EShare price divided by forecast earnings for the year ahead, rather than the year just past.
83.10
P/S ratioMarket value divided by annual revenue. Useful for companies that are not yet profitable, where a P/E cannot be calculated.
11.11
EPS (ttm)Profit attributable to each share over the last twelve months.
−0.29
Financials (FY)
Revenue (FY)
$71.91M+205.13%
Net Income (FY)
−$44.02M
Profit marginThe share of revenue left as profit after all costs and taxes.
−33.40%
Shares OutstandingThe total number of shares held by all investors. Market value is this figure multiplied by the share price.
146.08M
1-Year Return
−31.94%
Dividend and dates
Earnings Date
November 10, 2026
Avg Volume
5.52M

Only metrics the company reports are shown. Data provided by Yahoo Finance via yfinance. Updated daily.

Key facts

As of October 21, 2026, AMPX closed at $8.31, −31.94% over 1 year.

Amprius Technologies, Inc. (AMPX) has a market capitalization of $1.21B.

In fiscal 2025, AMPX reported revenue of $71.91M.

AMPX Stock Return by Calendar Year

Amprius Technologies, Inc. (AMPX) return since Sep 2022: what $10,000 became

1 year
$10,000 $6,806
−31.94%
3 years
$10,000 $25,807
+158.07%
Since Sep 2022
$10,000 $8,310
−16.90%

If you had invested $10,000 in Amprius Technologies, Inc. (AMPX) at the close on September 15, 2022, the earliest close on record here, it would have been worth $8,310 at the close on October 21, 2026: −16.90% in total, −4.42% a year, over a partial period shorter than 10 years. A historical calculation from closing prices adjusted for splits and dividends, before fees and taxes.

Calendar-year returns computed from daily closing prices. Partial years are shown muted and marked with an asterisk.

YearReturn
2026 (partial year)+5.32%
2025+181.79%
2024−47.07%
2023−33.29%
2022 (partial year)−20.70%

As of October 21, 2026.

AMPX Revenue and Earnings by Fiscal Year

FY ends December
Fiscal yearRevenueNet incomeNet margin
2025$71.91M−$44.02M−61.2%
2024$23.57M−$44.67M−189.5%
2023$8.79M−$36.78M−418.3%
2022$4.18M−$17.33M−414.4%
Fiscal yearRevenueGross profitOperating incomeNet incomeNet margin
2025$71.91M$8.26M−$23.02M−$44.02M−61.2%
2024$23.57M−$18.33M−$43.80M−$44.67M−189.5%
2023$8.79M−$14.94M−$38.71M−$36.78M−418.3%
2022$4.18M−$5.88M−$18.04M−$17.33M−414.4%

Annual figures as reported, in the company's reporting currency. As of December 31, 2025.

AMPX Valuation vs Electrical Equipment & Parts Median

Median of 56 stocks
MetricAMPXElectrical Equipment & Parts medianvs median
P/S ratio11.112.015.5x the median
Profit margin−33.40%−4.52%28.9 pts below

Medians across 56 Electrical Equipment & Parts stocks that report the metric. Medians, not averages, so one outlier cannot move them. As of October 21, 2026.

Recent News

All 20 articles ↓

News provided by third-party sources. Not financial advice.

Analysis

Data-derived

Company Overview

Amprius Technologies, Inc. (AMPX) carries a market capitalisation of $1.21B. The company sits in the Industrials sector, in the Electrical Equipment & Parts industry. Headcount on file is 97.

AMPX last closed at $8.31 on October 21, 2026. That is +$0.73 (+9.63%) against the previous close. The 52-week range on file runs from $7.26 to $24.23. The latest close sits 14.46% above that 52-week low.

Financial Health

The most recent full year on file, fiscal 2025, shows revenue of $71.91M. Against the prior fiscal year total of $23.57M, that is a change of +205.13%. The same year closed with a net loss of $44.02M. Profit margin runs at −33.4%. That is 28.9 percentage points below the Electrical Equipment & Parts median of −4.52%. Trailing earnings per share are −0.29.

Across the 4 fiscal years on file, revenue moves from $4.18M in 2022 to $71.91M in 2025. Of those 4 years, 0 report positive net income.

Valuation Assessment

No trailing P/E applies: the last reported earnings figure is negative. On forward earnings the ratio is 83.1. Measured against sales, the shares trade at 11.11 times revenue. On price-to-sales that is 5.5 times the Electrical Equipment & Parts median of 2.01. The medians here are taken across 56 Electrical Equipment & Parts companies that report the metric.

Beta against the wider market is reported at 2.35. Annualized volatility over the trailing 4 years is 108.99%. The trailing one-year total return is −31.94%. Across 3 years the annualized return works out at +37.17%.

Growth & Income

The record shows no dividend for AMPX.

So far in 2026 the total return is +5.32%. The strongest complete calendar year on file is 2025 at +181.79%; the weakest is 2024 at −47.07%. Of the 3 complete calendar years on file, 1 finished higher.

Peer Comparison

Amprius Technologies, Inc. (AMPX) operates in the Electrical Equipment & Parts industry. Here is how it compares to its closest peers by market capitalization:

Company Ticker Market Cap P/E Ratio
Amprius Technologies, Inc. AMPX $1.21B —
Vertiv Holdings Co VRT $81.68B 48.0
Bloom Energy Corporation BE $65.58B 293.0
Hubbell Incorporated HUBB $24.34B 27.3

The Electrical Equipment & Parts industry average P/E ratio is 33.0x. Amprius Technologies, Inc. has no P/E ratio because it is not currently profitable.

Every figure above is read from this page's own data on each daily rebuild. Informational only, not financial advice. As of October 21, 2026.

Related Electrical Equipment & Parts Stocks

VRT

Vertiv Holdings Co

$81.68B

 BE

Bloom Energy Corporation

$65.58B

 HUBB

Hubbell Incorporated

$24.34B

 NVT

nVent Electric plc

$23.65B

 FPS

Forgent Power Solutions, Inc.

$10.13B

 AEIS

Advanced Energy Industries, Inc.

$9.91B
View all Electrical Equipment & Parts stocks →

Popular Industrials Stocks

SPCX

Space Exploration Technologies Corp.

$2.10T

 CAT

Caterpillar Inc.

$335.91B

 GE

GE Aerospace

$306.99B

 RTX

RTX Corporation

$258.23B

 GEV

GE Vernova Inc.

$246.60B
View all Industrials stocks →

About Amprius Technologies, Inc.

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 was founded in 2008 and is headquartered in Fremont, California.

Visit website →