---
schema_version: "secwatch.filing_event.v1"
accession: "0000947871-26-000922"
form_type: "8-K"
ticker: "DGX"
cik: "0001022079"
company_name: "QUEST DIAGNOSTICS INC"
filed_at: "2026-10-06T20:30:58+00:00"
generated_at: "2026-10-12T16:13:51.114679+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Quest Diagnostics EVP Catherine Doherty to retire July 2027, shifts to new EVP role Nov 1, 2026

## Summary
- Catherine T. Doherty will retire in July 2027; effective November 1, 2026 she moves to Executive Vice President covering health systems, the Corewell Health joint venture, and Project Nova.
- Base salary unchanged at $650,000; annual incentive target stays at 80% of base salary under the Senior Management Incentive Plan.
- Committee approved an equity award with a November 3, 2026 grant date and $1,200,000 target value, allocated 100% to restricted stock units.
- The equity award carries terms substantially the same as 2026 annual long-term incentive awards granted to other Quest senior executives.
- Project Nova is described as the company's multi-year effort to modernize its 'Order to Cash' business processes, related IT infrastructure and enabling technologies.

## SEC filing metadata
- accession: 0000947871-26-000922
- form_type: 8-K
- ticker: DGX
- cik: 0001022079
- company_name: QUEST DIAGNOSTICS INC
- filed_at: 2026-10-06T20:30:58+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1022079/000094787126000922/0000947871-26-000922-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1022079/000094787126000922/ss6908054_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000947871-26-000922
- JSON: https://secwatch.observer/filing/0000947871-26-000922.json
- Plain text: https://secwatch.observer/filing/0000947871-26-000922.txt

## Key facts
- Executive change
  Catherine T. Doherty retired as Executive Vice President at QUEST DIAGNOSTICS INC.
  - Action: retired
  - Role: Executive Vice President
  source text: On October 6, 2026, Quest Diagnostics Incorporated (the “Company”) announced that Catherine T. Doherty will retire in July 2027.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1022079/000094787126000922/0000947871-26-000922-index.htm
- Executive change
  Catherine T. Doherty changed role as Executive Vice President at QUEST DIAGNOSTICS INC.
  - Action: transitioned
  - Role: Executive Vice President
  source text: Until then, effective November 1, 2026, Ms. Doherty will transition to a new role as Executive Vice President with responsibilities including health systems, the Company’s joint venture with Corewell Health, and Project Nova, the Company’s multi-year project to modernize its “Order to Cash” business processes, which includes the related information technology infrastructure and underlying enabling technologies.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1022079/000094787126000922/0000947871-26-000922-index.htm

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