---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-22-061927"
form_type: "8-K"
ticker: "PACB"
cik: "0001299130"
company_name: "PACIFIC BIOSCIENCES OF CALIFORNIA, INC."
filed_at: "2022-05-17T23:59:59+00:00"
generated_at: "2026-06-25T11:21:18.112868+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Pacific Biosciences CCO Peter Fromen resigns effective May 20, 2022

## Summary
- Peter Fromen resigns as Chief Commercial Officer to pursue new opportunities, effective May 20, 2022.
- Departure not due to any disagreement with company operations, policies, or practices.
- CEO Christian Henry assumes marketing responsibilities; VP Chris Seipert takes over sales, service, and support.
- Company conducting a search for a permanent Chief Commercial Officer.

## SEC filing metadata
- accession: 0001104659-22-061927
- form_type: 8-K
- ticker: PACB
- cik: 0001299130
- company_name: PACIFIC BIOSCIENCES OF CALIFORNIA, INC.
- filed_at: 2022-05-17T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1299130/000110465922061927/0001104659-22-061927-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1299130/000110465922061927/tm2215853d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-22-061927
- JSON: https://secwatch.observer/filing/0001104659-22-061927.json
- Plain text: https://secwatch.observer/filing/0001104659-22-061927.txt

## Key facts
- Executive change
  Peter Fromen resigned as Chief Commercial Officer at PACIFIC BIOSCIENCES OF CALIFORNIA, INC..
  - Action: resigned
  - Role: Chief Commercial Officer
  source text: On May 14, 2022, Peter Fromen, the Chief Commercial Officer of Pacific Biosciences of California, Inc. (the “Company”), notified the Company of his intention to resign, effective as of May 20, 2022, to pursue new opportunities.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1299130/000110465922061927/0001104659-22-061927-index.htm

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