---
schema_version: "secwatch.filing_event.v1"
accession: "0001022079-21-000122"
form_type: "8-K"
ticker: "DGX"
cik: "0001022079"
company_name: "QUEST DIAGNOSTICS INC"
filed_at: "2021-08-17T23:59:59+00:00"
generated_at: "2026-06-29T09:25:52.244425+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Quest Diagnostics elects Tracey C. Doi to board; board expands to 10 members

## Summary
- Board increased from 9 to 10 members; Tracey C. Doi elected effective August 16, 2021.
- Doi is CFO of Toyota Motor North America, responsible for accounting, finance, tax, and enterprise strategy.
- She serves on the Audit, Finance, and Cybersecurity Committees; deemed independent under NYSE rules.
- Doi received a one-time RSU grant valued at $135,617 as part of non-employee director compensation.

## SEC filing metadata
- accession: 0001022079-21-000122
- form_type: 8-K
- ticker: DGX
- cik: 0001022079
- company_name: QUEST DIAGNOSTICS INC
- filed_at: 2021-08-17T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1022079/000102207921000122/0001022079-21-000122-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1022079/000102207921000122/dgx081620218-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001022079-21-000122
- JSON: https://secwatch.observer/filing/0001022079-21-000122.json
- Plain text: https://secwatch.observer/filing/0001022079-21-000122.txt

## Key facts
- Executive change
  Tracey C. Doi was elected as Director at QUEST DIAGNOSTICS INC.
  - Action: elected
  - Role: Director
  source text: 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/1022079/000102207921000122/0001022079-21-000122-index.htm

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