Key statistics

Is ONTO a good stock to buy in 2026?

Onto Innovation Inc. (ONTO) currently trades at a significant premium with a P/E ratio of 128.16x, far exceeding the Semiconductors sector average of 60.3x. Furthermore, its discounted cash flow (DCF) fair value stands at $59.92, indicating the stock is substantially overvalued by 78.1% compared to its current price. Despite these valuation concerns, 100.0% of covering analysts rate ONTO stock as a Buy, suggesting strong confidence in its future prospects, though this outlook should be considered against the current valuation metrics.

2026 ONTO price scenarios

Based on analyst consensus of $331.67 from 11 analysts. Not a prediction by Alert Invest.

About Onto Innovation Inc. (ONTO)

Onto Innovation Inc. engages in the design, development, manufacture, and support of process control tools that performs macro defect inspection and 2D/3D optical metrology, lithography systems, and process control analytical software worldwide. It offers process and yield management solutions, and device packaging and test facilities through standalone systems for macro-defect inspection, packaging lithography, probe card test and analysis, and transparent and opaque thin film measurements; and process control software portfolio that includes solutions for standalone tools, groups of tools, and enterprise-or factory-wide suites.

Led by CEO Michael Plisinski, Onto Innovation Inc. operates with a team of 1,551 dedicated employees, focusing on innovation in process control and advanced packaging solutions for the semiconductor industry. The company’s distinctive strengths lie in its comprehensive portfolio of macro defect inspection, 2D/3D optical metrology, lithography systems, and sophisticated process control analytical software. This integrated approach allows ONTO to provide critical insights and tools that enhance manufacturing yields and performance for its global clientele, solidifying its position as a key enabler in the complex semiconductor ecosystem.

ONTO competitive moat and business analysis

Onto Innovation Inc. exhibits a solid competitive advantage driven by its specialized technology and robust intellectual property in semiconductor process control. The company’s net profit margin of 10.33% reflects efficient operations and strong pricing power within its niche. While specific Return on Equity (ROE) and Return on Invested Capital (ROIC) figures are not available, the healthy margins suggest effective capital deployment and a defensible business model in a highly technical industry. This ability to maintain profitability indicates a strong market position for ONTO stock.

Regarding its revenue structure, detailed segment and geographical breakdowns for fiscal year 2025 are not available in the provided data. However, as a global provider of process control tools, Onto Innovation Inc. serves a diverse customer base across various regions involved in semiconductor manufacturing. Its solutions are critical across multiple stages of chip production, from advanced wafer fabrication to packaging and final test, which suggests a broad revenue base rather than over-reliance on a single product line or market segment. This diversification can contribute to the long-term stability of ONTO stock.

The competitive moat for ONTO appears to be strengthening, albeit with a reported revenue growth of 1.8%. This modest growth rate, while not aggressive, highlights a stable demand for its essential equipment in the capital-intensive semiconductor sector. The absence of a recent transcript quote makes it challenging to gauge management’s current outlook on specific moat-reinforcing strategies, but continuous innovation and strategic partnerships are typically key drivers in maintaining and expanding market leadership in this technology-driven space. Investors seeking growth for ONTO stock will want to monitor this closely.

When evaluating ONTO against its peers, it’s important to consider specialized segments within the broader Technology sector. For instance, comparing ONTO vs CAMT, we observe differences in market focus within semiconductor manufacturing. Similarly, a comparison of ONTO vs CRUS reveals differing positions in the supply chain and end-markets. An analysis of ONTO vs DLB would further illuminate its competitive standing in terms of innovation and market penetration, offering investors a more comprehensive understanding of ONTO valuation relative to similar companies.

Onto Innovation Inc. analyst rating

Based on 11 analysts. 100.0% rate ONTO Buy or Strong Buy.

A 100.0% ‘Buy’ rating from 11 analysts is indeed a remarkably strong consensus, especially for a company in the dynamic Technology sector. While such unanimous agreement can signal high confidence in future performance, investors should always perform their own due diligence, particularly given the stock’s current valuation metrics.

Is ONTO undervalued or overvalued?

The valuation of ONTO stock presents a mixed picture. With a P/E ratio of 128.16x, Onto Innovation trades at a substantial premium compared to the Semiconductors sector average of 60.3x. This indicates that the market has high expectations for the company’s future earnings growth, pricing it significantly above its industry peers. For investors considering whether ONTO is a good stock, this elevated P/E ratio demands careful scrutiny against its growth prospects.

Furthermore, the discounted cash flow (DCF) fair value calculation yields a figure of $59.92, suggesting that ONTO is currently overvalued by a significant margin of 78.1%. While DCF models are sensitive to input assumptions and long-term growth rates, such a large disparity between the intrinsic value and the current market price raises questions about the sustainability of its present ONTO valuation. Investors should weigh the strong analyst sentiment against these traditional valuation metrics.

ONTO financial health & key metrics

For value investors, the financial health of ONTO presents a paradox. While the company boasts an excellent debt-to-equity ratio of 0x and a strong net profit margin of 10.33%, indicating robust balance sheet management and operational efficiency, its valuation metrics are notably high. A P/E of 128.16x and a DCF fair value significantly below the current price suggest that ONTO stock is trading at a premium, potentially limiting upside for those focused solely on intrinsic value. The modest revenue growth of 1.8% and a low FCF yield of 1.75% further compound the challenge for traditional value plays, despite solid profitability.

Onto Innovation Inc. earnings history & next report

Onto Innovation Inc. reported EPS of $1.42, beating estimates by 2.9%. Next earnings: 2026-08-06 with EPS estimate of $1.69.

Ahead of the next earnings report on 2026-08-06, investors should closely monitor several key indicators. The EPS estimate for this period is $1.69, and beating or missing this figure will be crucial. Beyond the headline numbers, attention should be paid to management commentary on order trends, particularly from advanced packaging and foundry customers, and any updates on new product introductions. Insights into the demand environment for its process control tools, especially within AI and high-performance computing segments, will offer valuable clues regarding the future trajectory of ONTO stock performance and its ability to justify its current valuation.

ONTO daily short volume

Short volume data from FINRA CNMS Consolidated — shares sold short in the most recent US trading session. A high short ratio can signal bearish conviction or a potential short squeeze. Updated every trading day.

ONTO insider trading activity

Corporate insiders must report trades to the SEC within two business days.

Source: SEC Form 4 via EDGAR · Data: Financial Modeling Prep · Not investment advice

Recent ONTO analyst rating changes

Onto Innovation Inc. stock news today

How does ONTO compare to its peers?

Understanding how Onto Innovation Inc. stacks up against its industry counterparts is crucial for a complete investment picture. While ONTO operates in a specialized segment of the semiconductor equipment market, comparing its performance, strategic positioning, and ONTO valuation against other players in the broader Technology sector can provide valuable context. Below, we offer a brief overview of key peers and links to detailed comparisons.

FAQ — Onto Innovation Inc. (ONTO) stock