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Amprius Technologies, Inc. (AMPX)
NYQ – Real Time Price. Currency in USD
18.83
+1.15 (6.50%)
At close: May 12, 2026, 4:00 PM EDT
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NYQ – Real Time Price. Currency in USD
18.83
+1.15 (6.50%)
At close: May 12, 2026, 4:00 PM EDT
Amprius Technologies, Inc. develops, manufactures, and markets lithium-ion batteries for mobility applications. The company provides 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.
| Name | Position |
|---|---|
| Dr. Constantin Ionel Stefan | Chief Technology Officer |
| Dr. Kang Sun Ph.D. | Executive Advisor & Director |
| Mr. Ricardo C. Rodriguez | CFO & Corporate Secretary |
| Mr. Ronnie Tao | Vice President of Sales |
| Mr. Scott Zafiropoulo | Senior Director of Marketing |
| Mr. Thomas Michael Stepien | CEO, President & Director |
| Ms. Siyu Jiang | Vice President of Legal Affairs |
| Date | Type | Document |
|---|---|---|
| 2026-05-08 | 8-K | ampx-20260506.htm |
| 2026-05-07 | 10-Q | ampx-20260331.htm |
| 2026-05-06 | 8-K | ampx-20260506.htm |
| 2026-04-29 | DEFA14A | ampriustechnologies-defa14.htm |
| 2026-04-29 | DEF 14A | ampx-20260428.htm |
| 2026-04-29 | ARS | ampx-20251231x10k.htm |
| 2026-04-21 | 8-K | ampx-20260417.htm |
| 2026-03-06 | S-8 | ampriuss-82026evergreen.htm |
| 2026-03-06 | 10-K | ampx-20251231.htm |
| 2026-03-04 | 8-K | ampx-20260304.htm |