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NYSE · ONTOTechnologyMeasuring Instruments

Onto Innovation Inc. (ONTO)

$184.82−8.68%
Close Nov 4, 2026 · split-adjusted
Nov 3, 2026$203.63▲ 54.60% in range
Nov 3, 2025Low $124.09 · High $378.45Nov 3, 2026
What changed · written from our data
As of Nov 4, 2026

Onto Innovation closed at $184.82 on Nov 4, down 8.68%, 51.2% below its 52-week closing high. Volume of 1.5M shares was 1.39× its 20-day average (above normal).

Split-adjusted performance: -41.1% over one month, -37.1% over six months, +40.3% over one year.

In the quarter ended Jun 30, 2026, revenue was $343.13M, up 35.3% from a year earlier, with a net margin of 17.5%.

Short interest was 2.8M shares at the Oct 15 settlement, down 4.9% from the prior report (5.8% of float, 2.7 days to cover).

Market cap$9.07B49.1M shares
Revenue · quarter$343.1M+35.3% YoY
Diluted EPS$1.21+75.4% YoY
P/E · TTM68.4×P/S 8.1×
Net margin17.5%Gross 53.4%
Dividend yieldNone
52-week range124.09 – 378.45−51.2% from high
Volume1.5M1.39× 20-day avg
Volatility · 60d73.1%Annualised
Short % of float5.8%2.7 days to cover
Net cash$410.4MCash $1.88B
Next earnings—Not scheduled
Split-adjusted performance
1W −17.4%1M −41.1%3M −31.2%6M −37.1%YTD +17.1%1Y +40.3%3Y +65.0%5Y +150.3%

Earnings reactions

History →

No reported quarters with price history yet.

Rank within Measuring Instruments

Percentile among 9 companies (100 = best)

6-month momentum14
Revenue growth100
Net margin88
Value (low P/E)—
Size63

Industry medians: 6-month return −12.4%, revenue growth +10.1%, net margin −4.3%, P/E 54.7×.

Short interest

Details →
Shares short2.8M−4.9% vs prior
Days to cover2.7Settled Oct 15
% of float5.8%
Short vol. 10d38.2%of daily volume

Closest peers by size in Measuring Instruments

CompanyPriceToday6MRev. growthNet marginP/EMkt cap
ONTOOnto Innovation$184.82−8.68%−37.1%+35.3%17.5%68.4$9.07B
TRMBTrimble$54.25−17.31%−14.5%+11.0%−48.5%—$12.65BCompare
MIRMirion Technologies$17.97−5.67%−11.9%+24.5%2.7%152.1$4.41BCompare
ROKRockwell Automation$443.88−0.56%−3.4%+7.9%17.6%40.9$49.29BCompare
TMOThermo Fisher Scientific$706.16+1.12%+49.3%+9.1%14.2%37.0$261.64BCompare
QSIQuantum-Si Incorporated$1.29−0.77%+25.2%−41.8%−6841.3%—$282.4MCompare
OWLTOwlet$4.53+7.09%−12.9%+29.9%−4.3%—$132.4MCompare
GEOSGeospace Technologies$3.94−3.43%−57.8%−36.4%−61.4%—$51.0MCompare
BCHTBirchtech$1.10−1.79%——−79.6%—$28.9MCompare

News about Onto Innovation

All news →
Why Onto Innovation (ONTO) Dipped More Than Broader Market TodayZacks Investment Research · 2d ago▲ PositiveOnto Innovation's Q3 Revenue Outlook: Can Sales Hit $400M?Zacks Investment Research · Oct 28, 2026▲ PositiveOnto Innovation (ONTO) Outpaces Stock Market Gains: What You Should KnowZacks Investment Research · Oct 26, 2026▲ PositiveOnto Innovation (ONTO) Stock Declines While Market Improves: Some Information for InvestorsZacks Investment Research · Oct 20, 2026NeutralOnto Innovation vs. PDF Solutions: Which Chip Stock is the Better Buy?Zacks Investment Research · Oct 15, 2026▲ Positive

Quick answers

What does Onto Innovation do?
Onto Innovation Inc is engaged in the design, development, manufacture, and support of high-performance control metrology, defect inspection, lithography, and data analysis systems used by microelectronics device manufacturers. The Company and its subsidiaries currently operate in a single operating segment.
What is ONTO's market cap?
$9.07B, based on the Nov 4 close of $184.82.
What is ONTO's P/E ratio?
68.4× trailing-twelve-month earnings of $132.60M.
Does Onto Innovation pay a dividend?
No regular cash dividend has been paid in the last year.
How much of ONTO is sold short?
2.8M shares, 5.8% of float, as of Oct 15, 2026.
What sector is ONTO in?
Technology, in the Measuring Instruments industry.

About Onto Innovation

Onto Innovation Inc is engaged in the design, development, manufacture, and support of high-performance control metrology, defect inspection, lithography, and data analysis systems used by microelectronics device manufacturers. The Company and its subsidiaries currently operate in a single operating segment. The company mainly operates in the United States, Southeast Asia, China, Japan, and Europe, with Taiwan and South Korea the sources of total revenue.

HQ: Wilmington, MA1,790 employeesListed Nov 12, 1999ontoinnovation.com

Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology