Amprius Technologies Inc. (AMPX)
NYSE: AMPX
· Real-Time Price · USD
4.27
0.49 (12.96%)
At close: Jun 26, 2025, 3:59 PM
4.29
0.47%
Pre-market: Jun 27, 2025, 07:30 AM EDT
Company Description
Amprius Technologies, Inc. manufactures and distributes lithium-ion batteries.
Its products include silicon nanowire anode lithium-ion batteries.
The company serves the aerospace, defense, and electric vehicle industries.
Amprius Technologies, Inc. was incorporated in 2008 and is headquartered in Fremont, California.
Amprius Technologies Inc.

Country | United States |
IPO Date | Sep 15, 2022 |
Industry | Electrical Equipment & Parts |
Sector | Industrials |
Employees | 99 |
CEO | Kang Sun |
Contact Details
Address: 1180 Page Avenue Fremont, California United States | |
Website | https://www.amprius.com |
Stock Details
Ticker Symbol | AMPX |
Exchange | NYSE |
Fiscal Year | January - December |
Reporting Currency | USD |
CIK Code | 0001899287 |
CUSIP Number | 03214Q108 |
ISIN Number | US03214Q1085 |
Employer ID | 98-1591811 |
SIC Code | 3690 |
Key Executives
Name | Position |
---|---|
Dr. Kang Sun Ph.D. | Chief Executive Officer & Director |
Dr. Constantin Ionel Stefan | Chief Technology Officer |
Sandra Wallach | Chief Financial Officer & Secretary |
Ronnie Tao | Vice President of Sales |
Scott Zafiropoulo | Senior Director of Marketing |
Siyu Jiang | Vice President of Legal Affairs |
Thomas Michael Stepien | President & Director |
Latest SEC Filings
Date | Type | Title |
---|---|---|
Jun 18, 2025 | 8-K | Current Report |
Jun 17, 2025 | 4 | Filing |
Jun 17, 2025 | 4 | Filing |
Jun 17, 2025 | 4 | Filing |
Jun 17, 2025 | 4 | Filing |
Jun 17, 2025 | 4 | Filing |
May 23, 2025 | 4 | Filing |
May 23, 2025 | 4 | Filing |
May 23, 2025 | 4 | Filing |
May 15, 2025 | SCHEDULE 13G/A | [Amend] Filing |