---
schema_version: "secwatch.filing_event.v1"
accession: "0000012208-24-000054"
form_type: "8-K"
ticker: "BIO"
cik: "0000012208"
company_name: "BIO-RAD LABORATORIES, INC."
filed_at: "2024-08-20T23:59:59+00:00"
generated_at: "2026-05-31T08:25:06.191164+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Bio-Rad appoints Jon DiVincenzo as President and COO, replacing retiring Andy Last

## Summary
- DiVincenzo joins from Labcorp, where he was EVP and President, Central Laboratories & International.
- Start date September 9, 2024; Last retires September 5, 2024.
- Compensation includes $665k base salary, $2.5M RSU grant, $1.3M sign-on bonus, and relocation support.
- Norman Schwartz remains CEO and Chairman, no longer President.
- DiVincenzo brings 30+ years of life science and diagnostics experience.

## SEC filing metadata
- accession: 0000012208-24-000054
- form_type: 8-K
- ticker: BIO
- cik: 0000012208
- company_name: BIO-RAD LABORATORIES, INC.
- filed_at: 2024-08-20T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- 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/12208/000001220824000054/0000012208-24-000054-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/12208/000001220824000054/bio-20240815.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000012208-24-000054
- JSON: https://secwatch.observer/filing/0000012208-24-000054.json
- Plain text: https://secwatch.observer/filing/0000012208-24-000054.txt

## Key facts
- Executive change
  Jonathan P. DiVincenzo was appointed as President and Chief Operating Officer at BIO-RAD LABORATORIES, INC..
  - Action: appointed
  - Role: President and Chief Operating Officer
  source text: On August 20, 2024, Bio-Rad Laboratories, Inc. (the “Company”) announced the appointment by the Board of Directors of the Company of Jonathan P. DiVincenzo as the Company’s President and Chief Operating Officer (including as principal operating officer), effective September 9, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/12208/000001220824000054/0000012208-24-000054-index.htm
- Executive change
  Andrew Last departed as Executive Vice President, Chief Operating Officer at BIO-RAD LABORATORIES, INC..
  - Action: retiring
  - Role: Executive Vice President, Chief Operating Officer
  source text: Dr. Last will be retiring from his position on September 5, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/12208/000001220824000054/0000012208-24-000054-index.htm
- Executive change
  Norman Schwartz changed role as President at BIO-RAD LABORATORIES, INC..
  - Action: no longer serve as President
  - Role: President
  source text: Effective on Mr. DiVincenzo’s September 9, 2024 start date as the Company’s President and Chief Operating Officer, Norman Schwartz will continue as the Company’s Chief Executive Officer and Chairman of the Board and will no longer be the Company’s President.
  evidence_url: https://www.sec.gov/Archives/edgar/data/12208/000001220824000054/0000012208-24-000054-index.htm

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