Amprius Technologies, Inc. (AMPX)
NYSE: AMPX · Real-Time Price · USD
2.740
+0.270 (10.93%)
At close: May 12, 2025, 4:00 PM
2.690
-0.050 (-1.82%)
After-hours: May 12, 2025, 7:56 PM EDT
Company Description
Amprius Technologies, Inc. develops, manufactures, and markets lithium-ion batteries for mobility applications.
The company offers silicon nanowire anode batteries under the SiCore and SiMaxx 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 incorporated in 2008 and is headquartered in Fremont, California.
Amprius Technologies, Inc.
| Country | United States |
| Founded | 2008 |
| Industry | Electrical Equipment & Parts |
| Sector | Industrials |
| Employees | 99 |
| CEO | Kang Sun |
Contact Details
Address: 1180 Page Avenue Fremont, California 94538 United States | |
| Phone | 800 425 8803 |
| Website | amprius.com |
Stock Details
| Ticker Symbol | AMPX |
| Exchange | NYSE |
| Stock Type | Common Stock |
| 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 and Director |
| Sandra Wallach | Chief Financial Officer and Secretary |
| Thomas Michael Stepien | President and Director |
| Dr. Constantin Ionel Stefan | Chief Technology Officer |
| Siyu Jiang | Vice President of Legal Affairs |
| Scott Zafiropoulo | Senior Director of Marketing |
| Ronnie Tao | Vice President of Sales |
Latest SEC Filings
| Date | Type | Title |
|---|---|---|
| May 8, 2025 | 10-Q | Quarterly Report |
| May 8, 2025 | 8-K | Current Report |
| Apr 25, 2025 | ARS | Filing |
| Apr 25, 2025 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
| Apr 25, 2025 | DEF 14A | Other definitive proxy statements |
| Apr 23, 2025 | 8-K | Current Report |
| Mar 20, 2025 | S-8 | Securities to be offered to employees in employee benefit plans |
| Mar 20, 2025 | 10-K | Annual Report |
| Mar 20, 2025 | 8-K | Current Report |
| Mar 4, 2025 | 8-K | Current Report |