Amprius Technologies Inc.
AMPX | NYSE
$9.66
+$0.16 (+1.68%)
Sep 21, 2026, 1:51 PM ET · Market open
Company Profile
Amprius Technologies, Inc. is a company primarily focused on the development, production, and supply of advanced lithium-ion battery solutions. Their innovative product line notably includes cutting-edge silicon nanowire anode lithium-ion batteries. The firm's technological offerings cater to significant sectors such as aerospace, defense, and electric vehicle manufacturing. Founded in 2008, Amprius Technologies, Inc. operates from its headquarters located in Fremont, California.
Key Executives
| Name | Position |
|---|---|
| Thomas Michael Stepien | President, Chief Executive Officer & Director |
| Constantin Ionel Stefan | Chief Technology Officer |
| Anne Torricelli | Vice President of Sales |
| Kang Sun | Executive Advisor & Director |
| Ricardo C. Rodriguez | CFO & Corporate Secretary |
| Ronnie Tao | Chief Business Officer |
| Scott Zafiropoulo | Senior Director of Marketing |
| Siyu Jiang | Vice President of Legal Affairs |
Latest SEC Filings
| Date | Type | Title |
|---|---|---|
| Aug 25, 2026 | 4 | Filing |
| Aug 25, 2026 | 4 | Filing |
| Aug 25, 2026 | 4 | Filing |
| Aug 13, 2026 | 8-K | Current Report |
| Aug 10, 2026 | SC 13G/A | [Amend] Statement of acquisition of beneficial own... |
| Aug 06, 2026 | 10-Q | Quarterly Report |
| Aug 04, 2026 | 8-K | Current Report |
| Jul 27, 2026 | SC 13G/A | [Amend] Statement of acquisition of beneficial own... |
| Jun 17, 2026 | 8-K | Current Report |
| Jun 16, 2026 | 4 | Filing |
Amprius Technologies Inc.
| Country | United States |
| IPO Date | Sep 14, 2022 |
| Industry | Electrical Equipment & Parts |
| Sector | Industrials |
| Employees | 97 |
| CEO | Thomas Michael Stepien |
Contact Details
1180 Page Avenue Fremont,
California 94538 United States
Stock Details
| Ticker Symbol | AMPX |
| Exchange | NYSE |
| Fiscal Year | January - December |
| Reporting Currency | USD |
| CIK Code | 0001899287 |
| CUSIP Number | 03214Q108 |
| ISIN Number | US03214Q1085 |
| SIC Code | 3690 |
Recent News
- 2 days ago / seekingalpha.comAmprius Technologies: U.S. Drone Dominance Will Help, But It Has Many Attractive End Markets
- 19 days ago / businesswire.comAmprius Introduces SiCore®500 – High Energy Density Cells for Unmanned Aviation
- 20 days ago / businesswire.comAmprius Sets September 2026 Events Schedule
- 2 months ago / zacks.comAMPX Q2 Earnings Call Highlights Higher Guidance and Drone Demand
- 2 months ago / seekingalpha.comAmprius Technologies, Inc. (AMPX) Q2 2026 Earnings Call Transcript
- 2 months ago / marketbeat.comAmprius Technologies Q2 Earnings Call Highlights
- 2 months ago / zacks.comAmprius Technologies (AMPX) Reports Q2 Loss, Beats Revenue Estimates
- 2 months ago / zacks.comAmprius Technologies Set to Report Q2 Earnings: What's in the Cards?
- 2 months ago / businesswire.comAmprius Technologies Sets Upcoming Conference Schedule
- 2 months ago / businesswire.comAmprius Technologies Announces Date for Second Quarter 2026 Results and Business Updates
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