Company Onto Innovation Inc.

Equities

ONTO

US6833441057

Semiconductor Equipment & Testing

Market Closed - Nyse Other stock markets 16:00:02 2025-12-16 EST			5-day change	1st Jan Change
154.25 ^USD	-1.13%		-5.14%	-7.45%

11-18	B. Riley Adjusts Price Target on Onto Innovation to $180 From $173, Maintains Buy Rating	MT
11-17	Onto Innovation Inc. Updates Revenue Guidance for the Fourth Quarter Ending January 3, 2026	CI

Business description: Onto Innovation Inc.

Onto Innovation Inc. is engaged in the design, development, manufacture and support of metrology and inspection tools for the semiconductor industry. The Companyâs products include Automated Metrology Systems; Integrated Metrology Systems; Silicon Wafer All-surface Inspection/Characterization; Macro Defect Inspection; Automated Defect Classification and Pattern Analysis; Yield Analysis; Opaque Film Metrology, and others. Its products are primarily used by silicon wafer manufacturers, semiconductor integrated circuit fabricators, and advanced packaging manufacturers operating in the semiconductor market. Its products are also used for process control in a number of other specialty device manufacturing markets, including light emitting diodes, vertical-cavity surface-emitting lasers, micro-electromechanical systems, CMOS image sensors, silicon and compound semiconductor power devices, analog devices, RF filters, data storage, and certain industrial and scientific applications.

Number of employees: 1,593

Sales by Activity: Onto Innovation Inc.

Fiscal Period: December	2020	2021	2022	2023	2024
Semiconductor Equipment and Services	556M	789M	1.01B	816M	987M

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Geographical breakdown of sales: Onto Innovation Inc.

Fiscal Period: December	2020	2021	2022	2023	2024
Taiwan	121M	194M	199M	142M	308M
South Korea	90.19M	160M	224M	169M	286M
China	125M	151M	251M	137M	116M
United States	81.71M	124M	121M	130M	104M
Southeast Asia	29.62M	33.05M	71.06M	87.58M	64.91M
Japan	59.3M	61.19M	58.13M	93.83M	57M
Europe	49.7M	64.94M	80.26M	55.98M	51.68M

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Executive Committee: Onto Innovation Inc.

Manager	Title	Age	Since
Michael Plisinski CEO	Chief Executive Officer	55	2015-10-31
Brian Roberts DFI	Director of Finance/CFO	54	2025-06-15
Ramil Yaldaei COO	Chief Operating Officer	61	2023-05-04
Sidney Ho IRC	Investor Relations Contact	-	2024-07-30
Robert Fiordalice PRN	Corporate Officer/Principal	62	2019-09-30

See ONTO INNOVATION INC. governance

Composition of the Board of Directors: Onto Innovation Inc.

Director	Title	Age	Since
Christopher Seams CHM	Chairman	62	2015-07-31
Michael Plisinski BRD	Director/Board Member	55	2015-10-31
Leo Berlinghieri BRD	Director/Board Member	71	2008-06-30
David Miller BRD	Director/Board Member	68	2015-06-30
Christine Tsingos BRD	Director/Board Member	67	2014-04-30
May Su BRD	Director/Board Member	67	2022-03-20
Stephen Kelley BRD	Director/Board Member	62	2023-01-23
Susan Lynch BRD	Director/Board Member	63	2024-03-17
Stephen Schwartz BRD	Director/Board Member	66	2024-07-15

Composition of the Board of Directors

Shareholders: Onto Innovation Inc.

Name	Equities	%	Valuation
Vanguard Fiduciary Trust Co. 11.56 %	5,667,404	11.56 %	811 M $
BlackRock Advisors LLC 9.805 %	4,805,673	9.805 %	688 M $
William Blair Investment Management LLC 4.043 %	1,981,761	4.043 %	284 M $
STATE STREET CORPORATION 3.01 %	1,475,218	3.01 %	211 M $
Wellington Trust Co., NA 2.854 %	1,398,995	2.854 %	200 M $

List of ONTO INNOVATION INC. shareholders

Company details: Onto Innovation Inc.

Onto Innovation, Inc.

16 Jonspin Road

01887, Wilmington

+978 253 6200

http://www.ontoinnovation.com

Group companies: Onto Innovation Inc.

Name	Category and Sector
Onto Innovation Japan Co. Ltd. Onto Innovation Japan Co. Ltd. Electronic Equipment/InstrumentsElectronic Technology Part of Onto Innovation, Inc., Onto Innovation Japan Co. Ltd. is a provider of advanced semiconductor manufacturing solutions, specializing in high-speed inspection, optical critical dimension and film metrology, lithography steppers for advanced packaging, and process control and analytics software. The company is located in Japan. The Japanese company ’ s product portfolio supports wafer and panel manufacturing, CMOS technologies, specialty semiconductors, advanced packaging, and industrial applications. Its technologies enable defect detection, 3D metrology, adaptive lithography, and AI-driven analytics for yield, throughput, device performance, and reliability across semiconductor structures such as 2nm logic, 3D NAND, DRAM, compound semiconductors, and MEMS. Onto Innovation Japan Co. also offers support programs, technical training, and a packaging applications center focused on panel-level packaging, chiplet architectures, and AI-enabled packages. The company has expanded its capabilities by acquiring materials composition and electrical analysis product lines for wafer contamination monitoring, materials characterization, and surface charge metrology.	Electronic Equipment/Instruments
Onto Innovation Japan Co. Ltd. Onto Innovation Japan Co. Ltd. Electronic Equipment/InstrumentsElectronic Technology Part of Onto Innovation, Inc., Onto Innovation Japan Co. Ltd. is a provider of advanced semiconductor manufacturing solutions, specializing in high-speed inspection, optical critical dimension and film metrology, lithography steppers for advanced packaging, and process control and analytics software. The company is located in Japan. The Japanese company ’ s product portfolio supports wafer and panel manufacturing, CMOS technologies, specialty semiconductors, advanced packaging, and industrial applications. Its technologies enable defect detection, 3D metrology, adaptive lithography, and AI-driven analytics for yield, throughput, device performance, and reliability across semiconductor structures such as 2nm logic, 3D NAND, DRAM, compound semiconductors, and MEMS. Onto Innovation Japan Co. also offers support programs, technical training, and a packaging applications center focused on panel-level packaging, chiplet architectures, and AI-enabled packages. The company has expanded its capabilities by acquiring materials composition and electrical analysis product lines for wafer contamination monitoring, materials characterization, and surface charge metrology.	Electronic Equipment/Instruments

Name

Category and Sector

Electronic Equipment/Instruments

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Other Semiconductor Equipment & Testing

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ONTO INNOVATION INC.	-1.13%	-5.14%	-9.56%	+116.67%	7.75B
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Average	-0.74%	-4.53%	+84.26%	+145.64%	81.92B
Weighted average by Cap.	-1.84%	-4.11%	+55.76%	+129.60%