---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-23-019857"
form_type: "8-K"
ticker: "PDFS"
cik: "0001120914"
company_name: "PDF SOLUTIONS INC"
filed_at: "2023-12-18T23:59:59+00:00"
generated_at: "2026-06-07T11:10:58.157491+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# PDF Solutions appoints Chi-Foon Chan to Board of Directors

## Summary
- Chi-Foon Chan appointed as Class II Director effective December 14, 2023.
- Annual cash retainer of $40,000 plus $4,000 for Nominating and Corporate Governance committee membership.
- Restricted stock unit award valued at $300,000, vesting quarterly over four years.
- Chan previously co-CEO and President of Synopsys (1998-2022); also serves on Intel's Board of Advisors.

## SEC filing metadata
- accession: 0001558370-23-019857
- form_type: 8-K
- ticker: PDFS
- cik: 0001120914
- company_name: PDF SOLUTIONS INC
- filed_at: 2023-12-18T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1120914/000155837023019857/0001558370-23-019857-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1120914/000155837023019857/pdfs-20231214x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-23-019857
- JSON: https://secwatch.observer/filing/0001558370-23-019857.json
- Plain text: https://secwatch.observer/filing/0001558370-23-019857.txt

## Key facts
- Executive change
  Chi-Foon Chan was appointed as Class II Director at PDF SOLUTIONS INC.
  - Action: appointed
  - Role: Class II Director
  source text: On December 14, 2023, the Board of Directors (the “Board”) of PDF Solutions, Inc. (the “Company”) appointed Chi-Foon Chan to the Board as a Class II Director effective immediately
  evidence_url: https://www.sec.gov/Archives/edgar/data/1120914/000155837023019857/0001558370-23-019857-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.