Amprius Technologies, Inc.

NYSE:AMPX Stock Report

Market Cap: US$1.1b

Amprius Technologies Management

Management criteria checks 1/4

Amprius Technologies' CEO is Kang Sun, appointed in Mar 2010, has a tenure of 15.75 years. total yearly compensation is $5.66M, comprised of 11% salary and 89% bonuses, including company stock and options. directly owns 0.3% of the company’s shares, worth $3.35M. The average tenure of the management team and the board of directors is 2.9 years and 3 years respectively.

Key information

Kang Sun

Chief executive officer

US$5.7m

Total compensation

CEO salary percentage11.03%
CEO tenure15.8yrs
CEO ownership0.3%
Management average tenure2.9yrs
Board average tenure3yrs

Recent management updates

Recent updates

Amprius Technologies: New Orders Will Prolong The Feast

Oct 21

Amprius Technologies, Inc.'s (NYSE:AMPX) 89% Jump Shows Its Popularity With Investors

Oct 07
Amprius Technologies, Inc.'s (NYSE:AMPX) 89% Jump Shows Its Popularity With Investors

Amprius Technologies, Inc.'s (NYSE:AMPX) P/S Is Still On The Mark Following 113% Share Price Bounce

Jul 23
Amprius Technologies, Inc.'s (NYSE:AMPX) P/S Is Still On The Mark Following 113% Share Price Bounce

Calculating The Intrinsic Value Of Amprius Technologies, Inc. (NYSE:AMPX)

Jul 11
Calculating The Intrinsic Value Of Amprius Technologies, Inc. (NYSE:AMPX)

Amprius Technologies, Inc. (NYSE:AMPX) Looks Just Right With A 27% Price Jump

May 18
Amprius Technologies, Inc. (NYSE:AMPX) Looks Just Right With A 27% Price Jump

We're Hopeful That Amprius Technologies (NYSE:AMPX) Will Use Its Cash Wisely

Apr 16
We're Hopeful That Amprius Technologies (NYSE:AMPX) Will Use Its Cash Wisely
User avatar

Global Manufacturing Partnerships And SiCore Batteries Will Fuel Production Expansion

Expanding manufacturing and new battery platforms are expected to drive revenue growth and improve margins as production scales.

Amprius Technologies Is A Hold On Weak Fundamentals

Mar 06

Amprius Technologies, Inc.'s (NYSE:AMPX) Share Price Is Still Matching Investor Opinion Despite 30% Slump

Mar 04
Amprius Technologies, Inc.'s (NYSE:AMPX) Share Price Is Still Matching Investor Opinion Despite 30% Slump

Amprius Technologies: Surpassing USABC Targets, Revolutionizes EV Batteries

Jan 09

Amprius Technologies, Inc. (NYSE:AMPX) Stocks Shoot Up 39% But Its P/S Still Looks Reasonable

Dec 31
Amprius Technologies, Inc. (NYSE:AMPX) Stocks Shoot Up 39% But Its P/S Still Looks Reasonable

Amprius Technologies: New Business Model Looks Good For The CEO

Dec 12

Amprius Technologies, Inc.'s (NYSE:AMPX) P/S Is Still On The Mark Following 44% Share Price Bounce

Nov 09
Amprius Technologies, Inc.'s (NYSE:AMPX) P/S Is Still On The Mark Following 44% Share Price Bounce

Amprius Technologies: Strong Buy As Company Secures Major Contract With Fortune 500 Company

Oct 17

Earnings Release: Here's Why Analysts Cut Their Amprius Technologies, Inc. (NYSE:AMPX) Price Target To US$7.17

Aug 14
Earnings Release: Here's Why Analysts Cut Their Amprius Technologies, Inc. (NYSE:AMPX) Price Target To US$7.17

Amprius Technologies: Undervalued Stock With Promising Technology And Growing Pipeline

Jul 31

Will Amprius Technologies (NYSE:AMPX) Spend Its Cash Wisely?

Jul 17
Will Amprius Technologies (NYSE:AMPX) Spend Its Cash Wisely?

Is Amprius Technologies (NYSE:AMPX) In A Good Position To Invest In Growth?

Mar 29
Is Amprius Technologies (NYSE:AMPX) In A Good Position To Invest In Growth?

Amprius Technologies: Buy The Silicon Anode Innovations Poised For Rapid Growth

Mar 26

CEO Compensation Analysis

How has Kang Sun's remuneration changed compared to Amprius Technologies's earnings?
DateTotal CompensationSalaryCompany Earnings
Sep 30 2025n/an/a

-US$31m

Jun 30 2025n/an/a

-US$39m

Mar 31 2025n/an/a

-US$45m

Dec 31 2024US$6mUS$624k

-US$45m

Sep 30 2024n/an/a

-US$44m

Jun 30 2024n/an/a

-US$41m

Mar 31 2024n/an/a

-US$38m

Dec 31 2023US$1mUS$624k

-US$37m

Sep 30 2023n/an/a

-US$33m

Jun 30 2023n/an/a

-US$29m

Mar 31 2023n/an/a

-US$24m

Dec 31 2022US$3mUS$344k

-US$17m

Sep 30 2022n/an/a

-US$15m

Jun 30 2022n/an/a

-US$14m

Mar 31 2022n/an/a

-US$11m

Dec 31 2021US$4mUS$90k

-US$10m

Compensation vs Market: Kang's total compensation ($USD5.66M) is above average for companies of similar size in the US market ($USD3.47M).

Compensation vs Earnings: Kang's compensation has increased whilst the company is unprofitable.

CEO

Kang Sun (70 yo)

15.8yrs
Tenure
US$5,655,509
Compensation

Dr. Kang Sun, Ph D., has been the Chief Executive Officer of Amprius Technologies, Inc. since March 2010 and served as its President. Dr. Sun is a Venture Partner at WI Harper Group.He has business creati...

Leadership Team

NamePositionTenureCompensationOwnership
Kang Sun
CEO & Director15.8yrsUS$5.66m0.30%
$ 3.3m
Thomas Stepien
President & Directorless than a yearno data0.0077%
$ 85.3k
Ricardo Rodriguez
Chief Financial Officerless than a yearno datano data
Constantin Stefan
Chief Technology Officer16.1yrsUS$801.53k0.12%
$ 1.4m
Siyu Jiang
Vice President of Legal Affairs3.1yrsno datano data
Scott Zafiropoulo
Senior Director of Marketing2.9yrsno datano data
Ronnie Tao
Vice President of Salesless than a yearno datano data
2.9yrs
Average Tenure
58yo
Average Age

Experienced Management: AMPX's management team is considered experienced (2.9 years average tenure).

Board Members

NamePositionTenureCompensationOwnership
Kang Sun
CEO & Director11.9yrsUS$5.66m0.30%
$ 3.3m
Thomas Stepien
President & Directorless than a yearno data0.0077%
$ 85.3k
Donald Dixon
Independent Chairman of the Board3.3yrsUS$267.50k0.68%
$ 7.6m
Kathleen Bayless
Independent Director2.7yrsUS$230.00k0.11%
$ 1.3m
Livingston Satterthwaite
Member of Industry Advisory Council & Independent Director2.3yrsUS$328.08k0.0033%
$ 36.7k
Steven Chu
Independent Director3.3yrsUS$305.00k0.11%
$ 1.2m
Wen Hsuan Hsieh
Independent Director3.3yrsUS$235.00k0.11%
$ 1.2m
Mary Gustanski
Chair of Advisory Council2.3yrsUS$185.13kno data
3.0yrs
Average Tenure
66.5yo
Average Age

Experienced Board: AMPX's board of directors are not considered experienced ( 3 years average tenure), which suggests a new board.

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2025/12/26 00:49
End of Day Share Price 2025/12/24 00:00
Earnings2025/09/30
Annual Earnings2024/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

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Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Amprius Technologies, Inc. is covered by 8 analysts. 7 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Ryan PfingstB. Riley Securities, Inc.
Christopher SoutherB. Riley Securities, Inc.
Derek SoderbergCantor Fitzgerald & Co.