QUEST DIAGNOSTICS INC 8-K

What Happened
Quest Diagnostics Incorporated (DGX) announced that on March 9, 2026 its Board of Directors elected Timothy Wentworth, the former chief executive officer of Walgreens Boots Alliance, as a director. The Board named him to the Compensation and Leadership Development Committee and the Quality and Compliance Committee and determined he is an independent director under NYSE and company guidelines.

Key Details

• Election date: March 9, 2026; 8-K filed March 12, 2026.
• Committees: appointed to the Board’s Compensation and Leadership Development Committee and Quality and Compliance Committee.
• Independence: Board determined Mr. Wentworth is independent under NYSE listing standards and the Company’s guidelines.
• Compensation: will be paid as a non-employee director and received a prorated one-time grant of restricted share units valued at approximately $43,000 upon joining the Board.
• Disclosure: company press release announcing the appointment was furnished as Exhibit 99.1 to the 8-K.

Why It Matters
For investors, the appointment brings a senior retail and healthcare executive to Quest Diagnostics’ boardroom, with committee assignments tied to pay oversight and quality/compliance oversight—areas relevant to governance and operational risk. The Board’s independence determination is material for governance practices, and the listed RSU grant (~$43,000) indicates the one-time direct cost associated with the appointment.