8-K: Amprius Technologies Reports Strong Q3 Revenue Growth, Raises Outlook

Amprius Technologies announced a significant 83% year-over-year revenue increase to $39.1 million for Q3 2026, alongside an improved full-year revenue outlook.

Summary

• Amprius Technologies reported Q3 2026 revenue of $39.1 million, an 83% increase year-over-year and a 15% increase sequentially.
• The company's net loss attributable to common stockholders was $3.5 million, an improvement from $3.9 million in Q3 2025.
• GAAP net loss per common share was $0.02, compared to $0.03 in the prior year's third quarter.
• Gross profit reached $10.5 million, with a gross margin of 27%, up from 15% in Q3 2025.
• Amprius has raised its 2026 revenue outlook to $145 million, up from at least $140 million.
• The company secured a $75 million U.S. Department of War contract for cell production in the U.S. starting in 2028.
• A new battery model, SiCore 500, with industry-leading energy density, was introduced.

Sentiment

Score: 7

Explanation: StockSavvy.ai views this as a positive development, with strong revenue growth and an improved outlook, despite continued net losses. The company is demonstrating significant progress in scaling its operations and securing key contracts.

Positives

• Record revenue of $39.1 million in Q3 2026, up 83% year-over-year and 15% sequentially.
• Significant improvement in gross profit to $10.5 million and gross margin to 27% (up from 15% in Q3 2025).
• Net loss improved by 10% year-over-year to $3.5 million.
• Raised 2026 revenue outlook to $145 million.
• Secured a substantial $75 million U.S. Department of War contract for U.S.-based production.
• Introduction of the new SiCore 500 battery with enhanced energy density.
• Increased U.S. revenues by 2.3X quarter-over-quarter.
• Expanded relationships with key customers in drone, aviation, and defense sectors.

Negatives

• Non-GAAP Adjusted EBITDA was $(1.0) million, a decrease from $0.2 million in Q3 2025.
• The company continues to report a net loss, although it has improved year-over-year.
• The full-year 2026 outlook for Adjusted EBITDA is $2.5 million, which is a significant swing from the Q3 negative EBITDA.

Risks

• Potential for material variations in actual results from the 2026 outlook due to factors like capacity expansion, supply chain disruptions, or cost inflation.
• Reliance on third-party contract manufacturers for production capacity.
• Market demands for Amprius batteries and the ability to execute its business model and strategy.
• Effect of macroeconomic factors, including tariffs, trade barriers, and geopolitical events.
• Competition from other battery technologies and manufacturers.
• Ability to raise additional capital if needed.

Future Outlook

Amprius has raised its 2026 revenue outlook to $145 million, expecting at least 28% gross margin and a net loss of less than $10 million. Adjusted EBITDA for the full year is projected to be at least $2.5 million. Capital expenditures are expected to be under $10 million.

Management Comments

• "Our third quarter results demonstrate the strength of our company's technology leadership and our ability to convert growing customer demand into meaningful financial performance," said Amprius Technologies CEO Tom Stepien.
• "We delivered record revenue, as we continued to deepen our relationships with customers across the drone, aviation, defense, and advanced mobility markets."
• "As our guidance suggests, Amprius enters the fourth quarter with strong momentum, driven by an expanding pipeline, and increased manufacturing scale."
• "The third quarter once again proved the scalability of our fabless technology and process-owning strategy," added CFO Ricardo C. Rodriguez.
• "Our team continues to meet growing demand with an expanding family of high-performance cells, built in the right place at the right time, without the need for capital investment for manufacturing."

Industry Context

StockSavvy.ai notes that Amprius' strong revenue growth and improved margins align with the increasing demand for high-performance batteries in specialized sectors like defense, aviation, and advanced mobility. The company's focus on silicon anode technology positions it to capitalize on the trend towards higher energy density solutions.

Stakeholder Impact

• Shareholders: Potential for increased value due to strong revenue growth, improved financial metrics, and a positive future outlook, though continued net losses remain a factor.
• Customers: Benefit from advanced battery technology with higher energy density, enabling improved performance in their applications (e.g., longer flight times, extended mission durations).
• Suppliers: Increased demand for raw materials and components to support higher production volumes.
• Employees: Potential for growth and opportunity within a rapidly expanding company, particularly with the U.S. production contract.

Next Steps

• Continue to deepen relationships with customers across drone, aviation, defense, and advanced mobility markets.
• Increase manufacturing scale to meet growing demand.
• Execute on the $75 million U.S. Department of War contract for U.S.-based production starting in 2028.
• Support the deployment of Amprius cells across customer platforms like Quantum Systems' Vector and Twister ISR.
• Supply SiCore cells for a U.S. aerospace company's solar-powered stratospheric platform.
• Fulfill design win for a global leader in maritime and defense technology's autonomous deep-sea underwater vehicle platform.

Key Dates

Recommendation

The company is demonstrating impressive revenue growth and technological advancements, with a raised outlook and a significant government contract. However, it continues to operate at a net loss, and the path to consistent profitability requires further execution. The improved operational metrics are positive, but the overall financial health and the competitive landscape warrant a cautious 'hold' stance until sustained profitability is achieved.

Keywords

silicon anode, lithium-ion batteries, energy density, revenue growth, contract manufacturing, defense technology, aviation, autonomous systems