---
schema_version: "secwatch.filing_event.v1"
accession: "0001022079-21-000130"
form_type: "8-K/A"
ticker: "DGX"
cik: "0001022079"
company_name: "QUEST DIAGNOSTICS INC"
filed_at: "2021-08-19T23:59:59+00:00"
generated_at: "2026-06-29T08:49:50.162643+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# Quest Diagnostics elects Tracey C. Doi to board, adding CFO of Toyota Motor North America

## Summary
- Tracey C. Doi elected to board Aug 16, 2021; board size increased from 9 to 10.
- Doi is CFO of Toyota Motor North America; to serve on Audit, Finance, Cybersecurity Committees.
- Deemed independent under NYSE standards; received one-time RSU grant valued at $135,617.
- Experience includes strategic planning, risk, corporate governance; also trustee/board member of other entities.

## SEC filing metadata
- accession: 0001022079-21-000130
- form_type: 8-K/A
- ticker: DGX
- cik: 0001022079
- company_name: QUEST DIAGNOSTICS INC
- filed_at: 2021-08-19T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1022079/000102207921000130/0001022079-21-000130-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1022079/000102207921000130/dgx-20210816.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001022079-21-000130
- JSON: https://secwatch.observer/filing/0001022079-21-000130.json
- Plain text: https://secwatch.observer/filing/0001022079-21-000130.txt

## Key facts
- Executive change
  Tracey C. Doi was elected as Director at QUEST DIAGNOSTICS INC.
  - Action: elected
  - Role: Director
  source text: After considering the recommendation of the Board's Governance Committee, the Board elected Tracey C. Doi, Chief Financial Officer and Group Vice President of Toyota Motor North America, to fill the resulting vacancy, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1022079/000102207921000130/0001022079-21-000130-index.htm

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