secwatch.observer — SEC 8-K summary
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Issuer:     Silvaco Group, Inc. (SVCO)
CIK:        0001943289
Form:       8-K
Filed at:   2025-08-26T23:59:59+00:00
Accession:  0001943289-25-000009
Event type: leadership
Sentiment:  neutral
Materiality: 0.70
Item codes: 5.02, 7.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Silvaco CEO Babak Taheri departs; Walden Rhines appointed as new CEO
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- Dr. Babak Taheri steps down as CEO effective Aug 19, 2025; separation includes $975,484 cash severance, 126,161 RSUs accelerated.
- Board appoints Dr. Walden Rhines as CEO; he previously served on Silvaco board and led Mentor Graphics for 23 years.
- Rhines employment term through March 31, 2027; base salary $160,000; eligible for PRSUs worth up to $6.25M based on stock price.
- Rhines severance ranges from $500,000 (6 months) to $1,000,000 (12+ months) plus accelerated PRSUs.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1943289/000194328925000009/0001943289-25-000009-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1943289/000194328925000009/svco-20250821.htm
  HTML page:      https://secwatch.observer/filing/0001943289-25-000009

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer