PDF SOLUTIONS INC (PDFS)
PDF Solutions, Inc. offers a comprehensive array of solutions to the semiconductor sector, encompassing proprietary software, physical intellectual property for integrated circuit designs, electrical measurement hardware, proven methodologies, and professional services. The company maintains a global presence, with significant operations in the United States, China, Japan, Taiwan, and other international regions. At the core of their software portfolio is the Exensio platform. This includes Manufacturing Analytics, which centralizes collected data, providing engineers with a consistent view to effectively identify and analyze production yield, performance, and reliability issues. Process Control delivers capabilities for failure detection, classification, and robust monitoring and management of manufacturing tool sets. Test Operations focuses on efficient data collection and analytical functionalities, while Assembly Operations is designed to seamlessly link assembly, packaging, fabrication, and characterization data throughout a product's entire lifespan. Beyond software, PDF Solutions provides advanced hardware and systems such as their design-for-inspection (DFI) Systems, featuring DFI on-chip instruments, and the eProbe, a non-contact E-beam tool. They also offer the Characterization Vehicle (CV) system, which comprises CV test chips, pdFasTest electrical testers, and specialized Exensio characterization software tailored to process measurements gathered from DFI on-chip instruments using the eProbe tool. Further enhancing their product suite are Cimetrix software products, which facilitate the implementation of industry-standard interfaces for equipment manufacturers. Their service offerings extend to software-as-a-service (SaaS) subscriptions, various software-related support, and dedicated characterization services. PDF Solutions engages a broad spectrum of clients—including integrated device manufacturers, fabless semiconductor companies, foundries, equipment manufacturers, electronics manufacturing suppliers, original device manufacturers, outsourced semiconductor assembly and test firms, and system houses—through a combination of direct sales, dedicated service teams, and strategic alliances. Established in 1991, the company's headquarters are located in Santa Clara, California.
Sector: Services-Prepackaged Software
Industry: Software - Application
PDF Solutions, Inc.
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based on 42.23M shares outstanding
PDF Solutions, Inc. provides proprietary software and physical intellectual property products for integrated circuit designs, electrical measurement hardware tools, proven methodologies, and professional services in the United States, China, Japan, Taiwan, and internationally.
The company offers Exensio software products, such as Manufacturing Analytics that stores collected data in a common environment with a consistent view for enabling product engineers to identify and analyze production yield, performance, reliability, and other issues; Process Control that provides failure detection and classification capabilities for monitoring, alarming, and controlling manufacturing tool sets; Test Operations that offers data collection and analysis capabilities; and Assembly Operations that provides device manufacturers with the capability to link assembly and packaging data, including fabrication and characterization data over the product life cycle.
It also provides design-for-inspection (DFI) Systems, such as DFI on-chip instruments; eProbe non-contactless E-beam tool; and Characterization Vehicle (CV) system, which includes CV test chips and pdFasTest electrical testers, as well as Exensio characterization software, designed to analyze the measurements collected from DFI on-chip instruments using the eProbe tool.
In addition, the company offers Cimetrix software products that enables equipment manufacturers to provide industry standard interfaces on their products; and software-as-a-service, software related services, and characterization services.
It sells its technologies and services through direct sales force, service teams, and strategic alliances to integrated device manufacturers, fabless semiconductor companies, foundries, equipment manufacturers, electronics manufacturing suppliers, original device manufacturers, out-sourced semiconductor assembly and test, and system houses.
The company was founded in 1991 and is headquartered in Santa Clara, California.
Leadership
Adnan Raza
Executive Vice President of Finance & Chief Financial Officer
Andrzej Strojwas
Chief Technology Officer
Chi-Foon Chan
John K. Kibarian
Co-Founder, President, Chief Executive Officer & Director
Employees
539
Country
US
Sector
Technology
Website
pdf.com
| Insider | Title | Type | Shares | Value | Date |
|---|---|---|---|---|---|
| EVP of Products and Solutions | Grant/Award | 71.0K | -- | Sep 1, 2026 | |
| Chief Technology Officer | Grant/Award | 20.0K | -- | Sep 1, 2026 | |
| President and CEO | Grant/Award | 71.0K | -- | Sep 1, 2026 | |
| EVP, Finance and CFO | Grant/Award | 70.0K | -- | Sep 1, 2026 | |
| Chief Technology Officer | Sale | 3.4K | $150.7K | Aug 31, 2026 | |
| Director | Sale | 1.5K | $77.3K | Aug 12, 2026 |
| Name | Shares | % | Source |
|---|---|---|---|
BlackRock, Inc. | 5.6M | 13.1% | 13F |
BlackRock, Inc. · also on 13F· may incl. warrants· filed Jan 2024 | 4.8M | 11.5% | 13G |
Wasatch Advisors LP · also on 13F· may incl. warrants· filed Oct 2026 | 2.6M | 6.3% | 13G |
WASATCH ADVISORS LP | 2.6M | 6.3% | 13F |
KIBARIAN JOHN KACHIG · may incl. warrants· filed Feb 2026 | 2.6M | 6.1% | 13G |
NEEDHAM INVESTMENT MANAGEMENT LLC | 2.1M | 4.9% | 13F |
NEEDHAM INVESTMENT MANAGEMENT L.L.C. · also on 13F· may incl. warrants· filed Feb 2026 | 2.0M | 4.7% | 13G |
VANGUARD CAPITAL MANAGEMENT LLC | 1.7M | 3.9% | 13F |
VANGUARD PORTFOLIO MANAGEMENT LLC | 1.5M | 3.5% | 13F |
STATE STREET CORP | 1.4M | 3.3% | 13F |
Insiders
- MICHAELS KIMONEVP of Products and Solutions
- Strojwas AndrzejChief Technology Officer
- KIBARIAN JOHN KACHIGPresident and CEO
- Raza AdnanEVP, Finance and CFO
- Zhang ShuoDirector
- GUSTAFSON MICHAEL BDirector
- CHAN CHI-FOONDirector
- BRONSON JOSEPH RDirector
- Li Ye JaneDirector
- Erba NancyDirector
based on 42.23M shares outstanding
30d Avg
597.52K
60d Avg
620.48K
90d Avg
600.44K