ONTO — Onto Innovation Inc.

Summary of Onto Innovation Q4 2025 Earnings Call

1. Key Financial Results and Metrics

• Record Revenue: Q4 revenue reached $267 million, a 22% increase from Q3 and contributing to a full-year revenue of $1.005 billion.
• Gross Margin: Improved to 54.6%, up 50 basis points from Q3.
• Operating Margin: Increased to 25.2%, a rise of 410 basis points sequentially.
• Adjusted Diluted EPS: Reported at $1.26.
• Cash Generation: Achieved a record cash generation of $95 million in Q4, with a cash conversion rate of approximately 150% of non-GAAP net income.

2. Strategic Updates and Business Highlights

• Growth in Advanced Packaging: Orders for 2.5D packaging for AI devices more than doubled, with advanced packaging revenue expected to grow over 30% in 2026.
• Volume Purchase Agreement: Secured a $240 million agreement for HBM customer demand through 2027, indicating strong future revenue visibility.
• New Product Development: Positive feedback on next-generation inspection systems, with ongoing evaluations at customer facilities.
• Market Positioning: Onto Innovation is well-positioned to capitalize on the projected growth in semiconductor capital equipment spending driven by AI investments.

3. Forward Guidance and Outlook

• Q1 2026 Revenue Guidance: Expected to be between $275 million and $285 million, with Q2 anticipated to exceed $300 million.
• Growth Projections: Advanced nodes revenue expected to grow in the mid-teens percentage range, with overall revenue growth for the first half of 2026 projected at 12% to 14% compared to the second half of 2025.
• Backlog: Nearly doubled over the last three months, indicating strong demand and visibility for 2026.

4. Bad News, Challenges, or Points of Concern

• Power Semiconductor Revenue Decline: Expected to decline around 10% in 2026 due to weakening demand for EVs and slowing infrastructure spending.
• Supply Chain Pressures: Challenges related to tightening capacity and extended lead times, particularly in precision optics.
• Semilab Integration Risks: While the acquisition is expected to contribute positively, the power semi segment may face challenges impacting overall performance.

5. Notable Q&A Insights

• Market Outlook: Management expects advanced packaging to grow over 30% in 2026, with broad-based demand across various customer segments.
• Capacity Management: The company is set up to support a $2 billion run rate, with no significant capacity issues anticipated, although supply chain constraints may pose challenges.
• Advanced Nodes Growth: Advanced nodes revenue is expected to grow by at least 15%, contingent on securing additional volume purchase agreements.
• Product Development: Discussions around new products like the Dragonfly G5 indicate positive customer sentiment, with expectations for ramping evaluations in the first half of 2026.

Overall, Onto Innovation demonstrated strong financial performance in Q4 2025, with positive growth prospects driven by advancements in AI and semiconductor technologies, despite facing some challenges in specific segments and supply chain dynamics.