---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-124855"
form_type: "8-K"
ticker: "SLAB"
cik: "0001038074"
company_name: "SILICON LABORATORIES INC."
filed_at: "2023-12-11T23:59:59+00:00"
generated_at: "2026-06-07T14:37:27.789338+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Silicon Labs CFO John Hollister to depart Feb 2, 2024; CAO Mauldin named interim CFO

## Summary
- John Hollister resigns as CFO effective Feb 2, 2024, to become CFO of partner GlobalFoundries.
- Mark Mauldin, current CAO, will serve as interim CFO upon Hollister's departure.
- Company plans a search for a permanent CFO, evaluating candidates to scale the IoT pure-play business.
- Hollister had 20 years at Silicon Labs, including 10 years as CFO, supporting growth and strategic transactions.

## SEC filing metadata
- accession: 0001104659-23-124855
- form_type: 8-K
- ticker: SLAB
- cik: 0001038074
- company_name: SILICON LABORATORIES INC.
- filed_at: 2023-12-11T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1038074/000110465923124855/0001104659-23-124855-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1038074/000110465923124855/tm2332380d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-124855
- JSON: https://secwatch.observer/filing/0001104659-23-124855.json
- Plain text: https://secwatch.observer/filing/0001104659-23-124855.txt

## Key facts
- Executive change
  Mark Mauldin was appointed as Chief Financial Officer at SILICON LABORATORIES INC..
  - Action: appointed
  - Role: Chief Financial Officer
  source text: the Company expects to appoint Mark Mauldin, the Company’s Chief Accounting Officer, to serve as the Company’s interim Chief Financial Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1038074/000110465923124855/0001104659-23-124855-index.htm
- Executive change
  John Hollister resigned as Chief Financial Officer and Senior Vice President at SILICON LABORATORIES INC..
  - Action: resigned
  - Role: Chief Financial Officer and Senior Vice President
  source text: On December 5, 2023, John Hollister, the Chief Financial Officer and Senior Vice President of Silicon Laboratories Inc. (the “Company”), delivered his notice of resignation to be effective as of February 2, 2024
  evidence_url: https://www.sec.gov/Archives/edgar/data/1038074/000110465923124855/0001104659-23-124855-index.htm

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