Onto Innovation Inc.(ONTO)
NASDAQ

ONTO Stock Analysis — September 2026

$252.46
-2.09 (-0.82%)

ONTO Stock Price Today (September 2026) — Onto Innovation Inc. Analysis & Key Metrics 2026-09-03

Onto Innovation Inc. (ONTO) is trading at $252.46, down 0.82% today (as of September 2026). The stock continues to show pressure below major moving averages, attracting attention from investors looking for Technology growth opportunities.

  • According to consensus analyst estimates, the 1-year price target is $388.45 (53.9% upside).
  • Volatility remains elevated (56.81% annualized), implying wide price swings for short-term traders.
  • The fundamental picture, based on the latest financial filings, is nuanced: solid revenue growth (35.30% YoY) alongside significant competitive pressures.

ONTO Stock Analysis: Key Metrics & Valuation (September 2026)

Concise, actionable data for investors

Trend posture
Short-term pullback in long-term uptrend
Analyst 1Y target388.454653.9%
Volatility (30d ann.)56.808High
RSI (14-day)
33.10 (Neutral)
Debt$1.47B (76.55 D/E)

Onto Innovation Inc. - Historical Price & Volume

$252.46
+64.80 (+34.53%)
Price
Volume
Current Price Line
Range: 2Y

Market Cap

$16.33B

Enterprise Value: $12.88B

P/E Ratio

94.20

Forward P/E: 22.93

Revenue Growth

+35.30%

Year over Year

Analyst Target

$388.45

+53.9% upside potential

Key Investor Questions About ONTO

What investors need to know before buying

Is it a good time to buy ONTO stock?

Based on current market data, ONTO presents a neutral technical setup with caution warranted fundamentals.

  • Technicals say: Neutral (RSI 33.10)
  • Fundamentals say: Caution warranted (high leverage concerns)
Can ONTO sustain revenue growth in the Semiconductor Equipment & Materials market?

ONTO's growth trajectory depends on its ability to expand within the Semiconductor Equipment & Materials sector while managing margin pressures.

  • Future growth will depend on performance in core Semiconductor Equipment & Materials operations.
  • The ability to manage competitive pressures will be crucial for sustained growth.
What are the biggest risks facing ONTO stock?

The primary risks for ONTO investors include debt exposure and competitive dynamics in the Semiconductor Equipment & Materials industry.

  • $1.47B in debt could be a headwind in a high-rate environment.
  • Fierce competition from established players in Semiconductor Equipment & Materials.

52-Week Trading Range

52-Week Low$101.00
52-Week High$386.46
Current Price$252.46

Over the past year, ONTO stock traded between $101.00 and $386.46—recovering meaningfully from lows and currently near the higher end. Big swings are likely unless a major catalyst emerges.

Volatility & Risk Profile

30-Day Volatility56.81%
Beta2.61
RSI (14-day)33.10

With 56.81% annualized volatility and β=2.61, the stock exhibits high sensitivity to market moves—making ONTO suitable for investors comfortable with active risk management.

Institutional & Insider Ownership

Insider Ownership71.10%
Institutional Ownership101.20%
Shares Short2.56M

High institutional backing, but elevated short interest signals a potential battleground stock.

Analyst Sentiment & Price Targets

Mean Target
$388.45
Upside Potential
53.9%
Recommendation
strong_buy
Analysts see strong upside potential with a target of $388.45. The 53.9% upside suggests optimistic growth expectations.

Latest News & Headlines

Recent headlines and coverage

ZacksSep 3, 2026

3 Momentum Anomaly Stocks to Profit in Highly Volatile Markets

FormFactor, Onto and Viavi pair strong 52-week gains with sharp one-week pullbacks, fitting a momentum anomaly strategy for volatile markets.

Simply Wall St.Sep 2, 2026

Onto Innovation (ONTO) Unveiled Dragonfly G5 At SEMICON Taiwan 2026

Onto Innovation (NYSE:ONTO) showcased its latest process control solutions at SEMICON Taiwan 2026, highlighting the new Dragonfly G5 system for advanced node logic and memory applications. The Dragonfly G5 platform is aimed at improving defect inspection, yield, reliability, and cost-of-ownership for semiconductor manufacturers working at cutting edge geometries. Onto Innovation used the event to outline how its advanced process control portfolio targets challenges in high volume chip...

Simply Wall St.Sep 2, 2026

Is Onto Innovation (ONTO) Cheap Following Its Insider Sale And Recent Pullback?

Recent insider activity at Onto Innovation (ONTO) is drawing attention after director Susan D. Lynch sold 1,000 shares on August 21, 2026, under a pre-arranged Rule 10b5-1 trading plan. Onto Innovation’s recent insider sale comes after a sharp pullback, with the share price down 4.06% over the last day and 12.09% over the past week. However, the year to date share price return of 54.56% and 1 year total shareholder return of 146.75% still indicate strong underlying momentum. Scan beyond Onto...

Simply Wall St.Sep 2, 2026

Onto Innovation (ONTO) Stock May Look Reasonable On Cash Flow After A 223% Run

Onto Innovation has delivered very strong share price gains over the past five years, yet the current checks send a mixed message, with the intrinsic value estimate pointing to some undervaluation while market multiples lean the other way. Onto Innovation has returned about 223.3% over five years, which puts extra focus on whether today’s price still leaves enough room for long term returns to continue to compound from here. The company’s ability to convert revenue into reliable cash flows...

Motley FoolSep 1, 2026

Onto Innovation Director Lynch Sells 1,000 Shares for $302,300

Sale executed under pre-scheduled Rule 10b5-1 trading plan adopted in May, removing discretionary timing from the transaction.

ZacksAug 31, 2026

Can Amtech's Booking Momentum Unlock Stronger Revenue Growth?

ASYS' bookings rise 33% as AI-driven TPS demand surges, lifting backlog and extending order visibility into fiscal 2027.

ZacksAug 31, 2026

Best Momentum Stocks to Buy for August 31st

ONTO, KWR and CBRL made it to the Zacks Rank #1 (Strong Buy) momentum stocks list on August 31, 2026.

MarketBeatAug 30, 2026

Strike a Balance Between Growth and Stability With These 3 Names Ready to Rally

Allegro MicroSystems, Onto Innovation, and Badger Meter offer stability with growth potential, tied to secular trends in EVs, chip manufacturing, and water infrastructure.

ZacksAug 27, 2026

Best Momentum Stocks to Buy for August 27th

ONTO, VIRT and NVST made it to the Zacks Rank #1 (Strong Buy) momentum stocks list on August 27th, 2026.

ZacksAug 27, 2026

New Strong Buy Stocks for August 27th

NVST, VIRT, ONTO, HMN and PROV have been added to the Zacks Rank #1 (Strong Buy) List on August 27th, 2026.

Frequently Asked Questions

Common investor questions about Onto Innovation Inc.

Onto Innovation Inc. (ONTO) is currently trading at $252.46. The RSI (14-day) is at 33.1, indicating neutral territory. Wall Street analysts have a consensus "strong_buy" recommendation. The mean analyst price target of $388.45 implies 53.9% upside from current levels. Volatility is high at 56.8% annualized, meaning significant price swings are common. Investors should consider their risk tolerance, investment horizon, and portfolio diversification before making a decision.

Based on current valuation metrics for Onto Innovation Inc. (ONTO): The trailing P/E ratio is 94.20, which is above the market average, indicating investors are pricing in higher growth expectations. The forward P/E is 22.93, lower than the trailing P/E, suggesting analysts expect earnings improvement. The PEG ratio is 1.21, near 1.0, suggesting roughly fair value relative to growth. Price-to-Book is 5.89. Price-to-Sales is 13.78. Valuation should be compared to Semiconductor Equipment & Materials industry peers for context, as different sectors trade at different multiples.

Based on 11 analysts covering ONTO, the consensus price target is $388.45. This represents a 53.9% upside from the current price of $252.46. The range spans from a low target of $330.00 to a high target of $450.00, reflecting varying levels of optimism among analysts. The consensus recommendation is "strong_buy". Note: Analyst price targets are forward-looking estimates and not guarantees of future performance.

Onto Innovation Inc. (ONTO) does not currently pay a regular dividend. The company may be reinvesting profits into growth initiatives, or may not yet be profitable enough to distribute earnings to shareholders.

Key risks for Onto Innovation Inc. (ONTO) investors include: 1. High volatility (56.8% annualized)—the stock can experience significant daily price swings. 2. Broader market and macroeconomic risks (interest rates, inflation, geopolitical events). 3. Semiconductor Equipment & Materials sector-specific competitive pressures. Investors should diversify and consider their risk tolerance before investing.

Here is Onto Innovation Inc.'s (ONTO) current debt and financial health profile: Total debt stands at $1.47B. The debt-to-equity ratio is 76.55, which is moderate and generally manageable for most companies. The current ratio is 9.73, indicating strong short-term liquidity. The quick ratio is 8.17. The company holds $1.88B in cash and equivalents. Free cash flow is positive at $202.95M, providing a cushion for debt servicing and shareholder returns.