PDF Solutions Inc.
Last updated September 27, 2026
Organization details
- Legal name
- PDF Solutions Inc.
- Ownership
- Public
- Status
- Active
- SIC code
- 7372 — Services-Prepackaged Software
- Jurisdiction of incorporation
- Delaware
- Headquarters city
- Santa Clara
- Headquarters state / province
- California
- Headquarters country
- United States
- Fiscal year end
- December
- Ticker symbol
- PDFS
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001120914
- EIN
- 25-1701361
Board of directors
-
Chi-Foon Chan · DirectorSince 2023
-
John Kachig Kibarian · Director · PRESIDENT AND CEOSince 2025
-
Joseph R. Bronson · DirectorSince 2023
-
Kimon Michaels · Director · EVP of Products and SolutionsSince 2023
-
Michael B. Gustafson · DirectorSince 2023
-
Nancy Erba · DirectorSince 2023
-
Shuo Zhang · DirectorSince 2023
-
Ye Jane Li · DirectorSince 2023
Chief executives
John Kachig Kibarian
· PRESIDENT AND CEO
Dates unknown
Board connections
1 of this board's directors also sit on 2 other boards.
- via Ye Jane Li
- via Ye Jane Li
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $0
- 0 purchases by 0 insiders
- Sold, last 12 months
- $227,984
- 2 sales by 2 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 31, 2026 | Strojwas Andrzej Officer (Chief Technology Officer) | Open-market sale | −3,394 | $44.41 | $150,728 |
| Aug 12, 2026 | Shuo Zhang Director | Open-market sale | −1,501 | $51.47 | $77,256 |
| Jul 1, 2026 | Joseph R. Bronson Director | Grant or award | +2,689 | — | — |
| Jul 1, 2026 | Chi-Foon Chan Director | Grant or award | +2,689 | — | — |
| Jul 1, 2026 | Nancy Erba Director | Grant or award | +2,689 | — | — |
| Jul 1, 2026 | Michael B. Gustafson Director | Grant or award | +2,689 | — | — |
| Jul 1, 2026 | Ye Jane Li Director | Grant or award | +2,689 | — | — |
| Jul 1, 2026 | Raza Adnan Officer (EVP, Finance and CFO) | Shares withheld for tax | −6,010 | $66.88 | $401,949 |
| Jul 1, 2026 | Shuo Zhang Director | Grant or award | +2,689 | — | — |
| Jul 1, 2026 | Strojwas Andrzej Officer (Chief Technology Officer) | Shares withheld for tax | −1,356 | $66.88 | $90,689 |
| Jul 1, 2026 | Raza Adnan Officer (EVP, Finance and CFO) | Grant or award | +23,450 | — | — |
| Jul 1, 2026 | Strojwas Andrzej Officer (Chief Technology Officer) | Grant or award | +5,360 | — | — |
| Jan 1, 2026 | Strojwas Andrzej Officer (Chief Technology Officer) | Shares withheld for tax | −2,762 | $28.53 | $78,800 |
| Jan 1, 2026 | Raza Adnan Officer (EVP, Finance and CFO) | Shares withheld for tax | −5,498 | $28.53 | $156,858 |
| Dec 9, 2025 | Kimon Michaels Director, Officer (EVP of Products and Solutions) | Gift | −5,070 | — | — |
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