01—Abstract
Summary
Summary of the 8-K filed December 15, 2025. Cited figures are marked; the original filing is the authoritative source.
Labcorp Holdings Inc. filed a Form 8-K dated December 9, 2025 (filed December 15, 2025) under Item 5.02, reporting a leadership change.
Mark Schroeder, Executive Vice President and President, Diagnostics Laboratories and Chief Operations Officer, notified the company on December 9, 2025 of his intention to retire, effective April 1, 2026. The filing is brief and contains no financial results, guidance, or other financial metrics. The only substantive disclosure is the planned departure of a senior operating executive who oversees the Diagnostics Laboratories segment and serves as Chief Operations Officer.
The filing does not state a successor or replacement arrangements. For investors, the key takeaway is a scheduled executive transition roughly three and a half months after the notice date. Investors may want to monitor future filings or announcements for a successor appointment and any effect on operations at the Diagnostics Laboratories business.
02—Key points
Key Highlights
- Mark Schroeder, EVP and President, Diagnostics Laboratories and Chief Operations Officer, gave notice of his intention to retire on December 9, 2025.
- Retirement is effective April 1, 2026.
- The filing is made under Item 5.02 (departure of certain officers).
- The filing does not name a successor or describe replacement arrangements.
- The filing contains no financial results, guidance, or financial figures.
- Signed by Sandra D. van der Vaart, EVP, Chief Legal Officer and Corporate Secretary, on December 15, 2025.
03—Questions
Frequently Asked Questions
Who is leaving Labcorp and in what role?
Mark Schroeder, Executive Vice President and President, Diagnostics Laboratories and Chief Operations Officer, has notified the company of his intention to retire.
When will the retirement take effect?
The retirement is effective April 1, 2026.
Does the filing name a replacement?
No. The filing does not identify a successor or describe any interim or replacement arrangements.
Does this filing report any financial impact?
No. The filing contains no financial results, guidance, or financial figures.
When was the notice given and when was the filing made?
Mr. Schroeder notified the company on December 9, 2025, and the Form 8-K was filed with a signature date of December 15, 2025.
04—Continue