AMPX — Amprius Technologies, Inc.

Summary of Amprius Technologies, Inc. Q4 2025 Earnings Call

1. Key Financial Results and Metrics:

• Q4 Revenue: $25.2 million, an 18% increase quarter-over-quarter and a 137% increase year-over-year.
• Full Year Revenue: $73 million, tripling from 2024.
• Gross Margin: Improved to 24% in Q4 from 15% in Q3 and significantly up from -76% in 2024.
• Operating Loss: Q4 operating loss of $25.4 million, impacted by a one-time charge of $22.5 million related to exiting the Colorado facility. Without this charge, the operating loss would have been $2.9 million.
• Adjusted EBITDA: Negative $1.8 million in Q4, improved from negative $1.4 million in Q3.
• Net Loss: Q4 net loss of $24.3 million, or $0.18 per share.
• Cash Position: Ended Q4 with $90.5 million in cash, no debt.

2. Strategic Updates and Business Highlights:

• Product Adoption: The second-generation SiCore silicon anode batteries gained traction, particularly with unmanned aerial vehicle (UAV) customers, including a notable contract with Nokia Drone Networks.
• NDAA Compliance: Achieved full compliance with the National Defense Authorization Act (NDAA) for battery sourcing, with all internal components sourced from compliant countries.
• Manufacturing Expansion: Expanded partnerships for contract manufacturing, including a new U.S.-based partner, Nanotech Energy.
• Customer Base: Increased customer count to over 550, adding more than 100 new customers in Q4 alone.
• Product Development: Introduced three new cell designs, enhancing the total portfolio to 22 designs.

3. Forward Guidance and Outlook:

• 2026 Revenue Guidance: Projected at least $125 million, with expectations for the first full year of adjusted positive EBITDA of at least $4 million.
• CapEx: Anticipated to be under $10 million, primarily funded by the Defense Innovation Unit (DIU) contract.
• Long-Term Goals: Targeting over $600 million of contracted capacity by the end of the decade, aiming for 30% gross margins and at least 20% EBITDA margins.

4. Bad News, Challenges, or Points of Concern:

• Operating Loss: Significant operating loss in Q4, exacerbated by one-time charges, raises concerns about ongoing profitability.
• Market Competition: The lithium-ion battery market is highly competitive, and maintaining a technological edge will be crucial.
• Supply Chain Complexity: While NDAA compliance is achieved, operationalizing supplier agreements and ensuring timely delivery remains a challenge.
• Geopolitical Risks: Ongoing geopolitical tensions may impact demand and supply chains, particularly for military applications.

5. Notable Q&A Insights:

• NDAA Compliance: Management confirmed they are ahead of schedule in securing compliant suppliers, with operational work remaining to finalize agreements.
• Customer Demand: There is strong demand from U.S. military contractors, particularly in light of recent geopolitical events, indicating potential for increased orders.
• Market Share: Current market share in UAVs is in single digits, with significant growth potential as the company captures more of the high-energy draw market.
• Replacement Market Potential: Discussion around the potential for a significant replacement market in UAVs and eVTOLs, which could exceed initial sales volumes.
• Operational Focus: Emphasis on improving operational efficiency and customer-facing strategies to meet growing demand and enhance market position.

Overall, Amprius Technologies demonstrated strong growth in 2025, with significant advancements in product adoption and compliance, while also facing challenges related to profitability and competitive pressures. The outlook for 2026 appears optimistic, with clear revenue targets and strategic initiatives in place.