Onto Innovation Inc.

Onto Innovation Inc.

ONTOยทNYSE

$279.98

+0.70%
TechnologySemiconductors

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. The company also provides spare parts and software licensing services. Its products are used by semiconductor and advanced packaging device manufacturers; silicon wafer; light emitting diode; vertical-cavity surface-emitting laser; micro-electromechanical system; CMOS image sensor; power device; RF filter; data storage; and various industrial and scientific applications. The company was formerly known as Rudolph Technologies, Inc. Onto Innovation Inc. was founded in 1940 and is headquartered in Wilmington, Massachusetts.

At a Glance

Live Snapshot
Market Cap$13.93B
EPS2.7800
P/E Ratio100.71
Earnings Date08/06/2026

SEC Filings

ONTO - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
8-K

8-K 2026

N/A

May 21, 2026
May 18, 2026
2026
8-K

8-K 2026

N/A

May 20, 2026
May 20, 2026
2026
8-K

8-K 2026

N/A

May 18, 2026
May 18, 2026
2026
10-Q

10-Q 2026 Q1

Q1

May 05, 2026
March 31, 2026
2026
8-K

8-K 2026

N/A

May 05, 2026
May 05, 2026
2026
8-K

8-K 2026

N/A

April 21, 2026
April 20, 2026
2026
8-K

8-K 2026

N/A

April 16, 2026
April 16, 2026
2026
DEF 14A

DEF 14A 2026

N/A

April 06, 2026
April 06, 2026
2026
10-K

10-K 2026 FY

FY

February 24, 2026
January 03, 2026
2026
8-K

8-K 2026

N/A

February 19, 2026
February 19, 2026
2026
Showing 1 to 10 of 426 filings

Understanding SEC Filings

Essential regulatory documents for investors

SEC filings are mandatory documents that publicly traded companies must submit to the Securities and Exchange Commission. These reports provide critical insights into a company's financial health, operations, risks, and strategic direction. For investors conducting due diligence, these filings are the most authoritative source of company information.

10-K

Annual Report

Comprehensive annual financial report filed within 60-90 days of fiscal year-end. Includes audited financial statements, management discussion & analysis (MD&A), risk factors, and detailed business operations. The most thorough financial disclosure of the year.

Filed annually
10-Q

Quarterly Report

Unaudited quarterly financial report filed within 40-45 days after each of the first three fiscal quarters. Provides updates on financial position, results of operations, and significant events. Essential for tracking quarterly performance trends.

Filed 3 times per year
8-K

Current Report

Event-driven filing for material events that shareholders should know about, filed within 4 business days. Includes acquisitions, executive changes, bankruptcy, earnings releases, and other significant developments. Critical for staying informed about breaking news.

Filed as events occur
DEF 14A

Proxy Statement

Definitive proxy statement sent to shareholders before annual meetings. Contains executive compensation details, board member information, voting matters, and corporate governance policies. Key for understanding management incentives and board composition.

Filed before shareholder meetings
S-1

Registration Statement

Initial registration for securities offerings, including IPOs. Provides detailed company history, business model, financial statements, risk factors, and use of proceeds. Essential for evaluating new investment opportunities and understanding company fundamentals.

Filed for new offerings
20-F

Foreign Annual Report

Annual report for foreign private issuers, equivalent to Form 10-K for non-U.S. companies. Filed within 4-6 months of fiscal year-end. Contains audited financials, business description, and regulatory disclosures adapted for international companies.

Foreign companies only

Why SEC Filings Matter

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  • Historical Context: Years of filings provide trend analysis and context for current performance