---
schema_version: "secwatch.filing_event.v1"
accession: "0000947871-26-000244"
form_type: "8-K"
ticker: "DGX"
cik: "0001022079"
company_name: "QUEST DIAGNOSTICS INC"
filed_at: "2026-03-12T23:59:59+00:00"
generated_at: "2026-05-15T12:51:06.703808+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Quest Diagnostics elects former Walgreens CEO Timothy Wentworth to board

## Summary
- Elected Timothy Wentworth, former CEO of Walgreens Boots Alliance, as director effective March 9, 2026.
- Appointed to Compensation and Leadership Development and Quality and Compliance Committees.
- Received prorated restricted share unit grant valued at approximately $43,000 upon joining board.
- Board now consists of 11 members including Wentworth.
- Wentworth also previously CEO of Evernorth Health Services and Express Scripts.

## SEC filing metadata
- accession: 0000947871-26-000244
- form_type: 8-K
- ticker: DGX
- cik: 0001022079
- company_name: QUEST DIAGNOSTICS INC
- filed_at: 2026-03-12T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1022079/000094787126000244/0000947871-26-000244-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1022079/000094787126000244/ss6056588_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000947871-26-000244
- JSON: https://secwatch.observer/filing/0000947871-26-000244.json
- Plain text: https://secwatch.observer/filing/0000947871-26-000244.txt

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