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 (AMPX) develops advanced lithium-ion batteries using silicon nanowire anode technology for high-performance applications in aviation, defense, and aerospace markets. The company's news flow typically includes product adoption announcements, manufacturing partnership developments, technology integration updates, and quarterly financial results.
News coverage for Amprius reflects the specialized nature of its market position in high-energy-density battery applications. Key developments include announcements of battery integration into unmanned aerial vehicles and electric aircraft platforms, manufacturing capacity expansion agreements, strategic partnerships with aerospace companies, and technology validation through successful field deployments. The company's focus on aviation and defense sectors means news often centers on customer adoption milestones, long-endurance flight achievements using Amprius batteries, and collaborations with aircraft manufacturers.
Quarterly earnings reports provide insight into production scaling efforts, revenue growth from specialty battery sales, and progress in expanding manufacturing capacity. Material events disclosed through regulatory filings include executive leadership changes, significant purchase orders from aerospace customers, and strategic manufacturing partnerships. Investors tracking AMPX news should focus on customer adoption trends in the aviation sector, manufacturing output expansion, and technology validation through real-world performance demonstrations.
This news page aggregates real-time updates from regulatory filings, press releases, and financial disclosures specific to Amprius Technologies. Bookmark this page to track developments in silicon anode battery technology commercialization and the company's progress in serving specialized high-performance battery markets.
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.
Amprius (NYSE: AMPX) launched the Amprius Korea Battery Alliance on November 12, 2025 to expand its South Korea footprint and strengthen its international supply chain. The Alliance brings together Korean battery manufacturers, materials suppliers, cell component producers, equipment makers, and investors to collaborate on SiCore battery cell production, electrode innovation, and equipment manufacturing. Amprius said the move supports commercialization of its silicon anode platform and complements its global operations as its contract manufacturing network now exceeds 2.0 GWh of capacity.
Amprius Technologies (NYSE: AMPX) reported business and financial results for the third quarter ended September 30, 2025 and posted a shareholder letter on its investor relations site summarizing results and business initiatives.
The company said updates include delivery of new high-performance batteries to market and engagements with new customers. Management will host a live conference call and webcast on November 6, 2025 at 5:00 p.m. ET (2:00 p.m. PT) to discuss results and business updates; dial-in numbers and webcast registration are provided for the event.
Amprius Technologies (NYSE: AMPX) will report third quarter results for the period ended September 30, 2025 and host a conference call and webcast on Thursday, November 6, 2025 at 5:00 p.m. ET (2:00 p.m. PT). Financial results will be released in a press release prior to the call. Management will present results followed by Q&A. Participants are asked to call the conference number 5-10 minutes before start for registration.
Telephones: toll-free 866-424-3442, international 201-689-8548. For connection help contact Gateway Group at 949-574-3860. The call will be webcast and a replay will be available online.
Amprius (NYSE: AMPX) announced that Empirical Systems Aerospace (ESAero) selected its SiCore® SA08 high-power silicon-anode cell to power next-generation unmanned aerial vehicles (UAVs) for defense, security, logistics, and public safety applications on October 14, 2025.
The SA08 is described as available in volume today, has completed formal qualification, and is now integrated into ESAero products — enabling longer flight times and increased payload capacity. Amprius says the selection supports accelerated development and production timelines and signals growing traction with other UAV partners.
Amprius (NYSE: AMPX) appointed Ricardo C. Rodriguez as Chief Financial Officer, effective October 6, 2025, with outgoing CFO Sandra Wallach retiring and remaining to support a short-term transition.
Rodriguez brings more than two decades of finance, strategy, and operations experience across automotive, mobility, and technology sectors, including recent roles as CFO and Treasurer and Chief Strategy Officer at Aspen Aerogels and prior strategy and senior roles at Aptiv, ClearMotion, OnStar, Amazon, and Fiat Chrysler. He holds a BS in Mechanical Engineering and an MBA from Harvard Business School.
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