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Amprius Technologies, Inc. (AMPX)
NYSE: AMPX · Real-Time Price · USD
9.30
-0.98 (-9.53%)
Dec 17, 2025, 12:34 PM EST - Market open

Company Description

Amprius Technologies, Inc. develops, manufactures, and markets lithium-ion batteries for mobility applications.

The company offers 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.

Amprius Technologies, Inc.
Amprius Technologies logo
CountryUnited States
Founded2008
IndustryElectrical Equipment & Parts
SectorIndustrials
Employees99
CEOKang Sun

Contact Details

Address:
1180 Page Avenue
Fremont, California 94538
United States
Phone800 425 8803
Websiteamprius.com

Stock Details

Ticker SymbolAMPX
ExchangeNYSE
Stock TypeCommon Stock
Fiscal YearJanuary - December
Reporting CurrencyUSD
CIK Code1899287
CUSIP Number03214Q108
ISIN NumberUS03214Q1085
Employer ID98-1591811
SIC Code3690

Key Executives

NamePosition
Dr. Kang Sun Ph.D.Chief Executive Officer and Director
Thomas Michael StepienPresident and Director
Ricardo C. RodriguezChief Financial Officer
Dr. Constantin Ionel StefanChief Technology Officer
Siyu JiangVice President of Legal Affairs
Scott ZafiropouloSenior Director of Marketing
Ronnie TaoVice President of Sales

Latest SEC Filings

DateTypeTitle
Dec 11, 2025144Filing
Nov 25, 2025144Filing
Nov 25, 2025144Filing
Nov 17, 2025144Filing
Nov 6, 202510-QQuarterly Report
Nov 6, 20258-KCurrent Report
Oct 30, 2025SCHEDULE 13GFiling
Oct 17, 2025SCHEDULE 13GFiling
Oct 6, 20258-KCurrent Report
Sep 2, 20258-KCurrent Report
View All SEC Filings