Welcome to our dedicated page for Amprius Tech news (Ticker: AMPX), a resource for investors and traders seeking the latest updates and insights on Amprius Tech stock.
Amprius Technologies, Inc. reports developments tied to silicon-anode lithium-ion batteries for aerospace, defense, electric mobility and light electric vehicle applications. Company updates commonly cover financial results, customer purchase orders, SiCore cylindrical cells, drone and advanced mobility programs, and demand for high-energy and high-power battery products.
Amprius also discusses its R&D lab and pilot manufacturing facility for silicon anodes and cells, along with a contract manufacturing strategy used to support scalable production. Recurring announcements include business highlights, commercial program wins, defense and government application updates, conference participation and capital-structure or governance matters.
Amprius (NYSE: AMPX) published its March 2026 events schedule listing investor meetings, panels, presentations and exhibits across five industry conferences. Key dates: Cantor Global (Mar 10-11, New York), Canaccord (Mar 12, virtual), ROTH (Mar 22-24, Dana Point), International Battery Seminar (Mar 23-26, Orlando), and XPONENTIAL Europe (Mar 23-26, Düsseldorf).
Management and business development teams will be available for one-on-one meetings; some sessions will be webcast or require contact with assigned representatives.
Amprius Technologies (NYSE: AMPX) will report fourth quarter and full year 2025 results and host a conference call and webcast on Thursday, March 5, 2026 at 8:30 a.m. ET (5:30 a.m. PT).
Financial results will be issued in a press release prior to the call; management will present followed by a Q&A. Dial-in numbers and webcast registration are provided for live participation and replay.
Amprius (NYSE: AMPX) announced a U.S. manufacturing partnership with Nanotech Energy on February 3, 2026, securing a domestic supply chain for its silicon-anode battery cells to support defense and aerospace customers including L3Harris.
The companies refined the SA128 21700 cell: 6.8 Ah capacity and 320 Wh/kg energy density. The deal expands Amprius' manufacturing-light footprint across Asia and the U.S., increasing global capacity to beyond 2.0 GWh and aligning production with NDAA sourcing requirements.
Amprius (NYSE: AMPX) announced its February 2026 events schedule, listing investor meetings, a presentation, and an exhibition across three industry events.
Key items: Oppenheimer Emerging Growth Conference (Feb 3-4, virtual); TD Cowen Aerospace & Defense Conference (Feb 11-12, Arlington, VA) with a Feb 12 presentation at 8:30 a.m. ET; and Drone Show Korea 2026 (Feb 25-27, Busan) exhibiting at booth E08.
Amprius Technologies (NYSE: AMPX) announced completion and termination of its at-the-market equity offering program originally authorized on October 2, 2023. The program allowed up to $100.0 million of common stock sales. The company issued 25.5 million shares under the program for aggregate net proceeds of approximately $97.5 million, including $19.6 million of net proceeds during the three months ended December 31, 2025 at an average price of $11.17 per share. These sales completed and terminated the ATM program. As of December 31, 2025, unaudited cash and cash equivalents were approximately $91.9 million. For additional filings, see the company’s Form 8-K to be filed on January 12, 2026.
Amprius (NYSE: AMPX) received a CES 2026 Innovation Award in the Sustainability & Energy Transition category for its 520 Wh/kg silicon-anode battery, a high energy density model aimed at electric aviation customers.
The battery was chosen by an independent panel from thousands of submissions and is described as delivering more than twice the energy of many lithium-ion batteries at the same weight, enabling longer flight times and higher payloads. Amprius will display its silicon anode battery portfolio and a Nokia drone powered by Amprius pouch cells at CES, Booth #4275, Las Vegas Convention Center, West Hall, January 6–9, 2026.
Amprius (NYSE: AMPX) announced a CEO transition: President Tom Stepien will become Chief Executive Officer effective January 1, 2026.
Founder and current CEO Dr. Kang Sun will retire as CEO at the end of 2025, remain on the Board, and serve as an Executive Advisor. Stepien joined Amprius as President in May 2025 and brings over 35 years of leadership experience across battery and industrial technology companies.
The Board cited continuity of leadership and Stepien’s operational and industry background as reasons for the appointment.
Amprius (NYSE: AMPX) announced on December 15, 2025 that it expanded the Amprius Korea Battery Alliance with three new contract manufacturers following a launch event in Daejeon, South Korea.
The Alliance broadens access to Korea's battery production ecosystem, aligns Amprius' global operations with NDAA requirements, and supports defense, aerospace, and critical infrastructure customers. With the new partners, Amprius' contract manufacturing network now exceeds 2 GWh of global capacity, a scale increase the company says will help meet rising demand. The launch included government, industry, research, and investor participants and focused on coordinating production and short-term execution plans.
Amprius (NYSE: AMPX) announced its December 2025 events schedule with management appearing at three investor and industry conferences.
- B. Riley Convergence Conference — Dec 4, 2025, New York; one-on-one meetings with President Tom Stepien and CFO Ricardo Rodriguez (contact your B. Riley rep to schedule).
- 25th Annual Advanced Automotive Battery Conference (AABC) — Dec 8-11, 2025, Las Vegas; CTO Dr. Ionel Stefan speaks on Dec 9 at 3:45 p.m. PT and Amprius will staff Booth 305.
- Northland Growth Conference — Dec 16, 2025, virtual; one-on-one meetings with President Tom Stepien and CFO Ricardo Rodriguez (contact your Northland rep to schedule).
For AABC meeting requests email inquire@amprius.com.
Amprius (NYSE: AMPX) announced that Nokia selected Amprius SiCore® cells to power Nokia Drone Networks' next-generation drone systems on December 2, 2025.
After extensive qualification and testing, Amprius batteries demonstrated the endurance, burst power, and safety needed for takeoff, sustained flight, obstacle avoidance, return-to-home, and safety-critical subsystems. The cells' lightweight, high energy density supports LiDAR, thermal imaging, and 5G modules, enabling Extra Long Range (XLR) and BVLOS missions and expanding automated fleet operational reach.