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Labcorp Holdings Inc. (LH)

NYSE: LH · Services-Medical Laboratories · Burlington, NC · filing with the SEC since 1994
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Filings

485 filings since 2017 beside 832 insider forms · Large accelerated filer · read from EDGAR on Nov 13, 2026
Due nextLarge accelerated filer
10-K Annual report for the fiscal year ending Dec 31, 2026Large accelerated filers have 60 days after the fiscal year ends. by Mar 1, 2027
10-Q Quarterly report for the quarter ending Mar 31, 2027Large accelerated filers have 40 days after the quarter ends; quarter ends are taken to the month end. by May 10, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 28 days after the quarter ended. The proxy statement was last filed Apr 10, 2026.

Filings a yearinsider forms included
12697105107151165128146
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 7 times in the last 36 months, the newest Aug 14, 2026.
Insider forms 832

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Nov 4, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
Oct 30, 2026 10-Q Quarterly report Sep 30, 2026
Oct 28, 2026 8-K items 2.02, 9.01 Results released · Current report
Oct 21, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report Oct 20, 2026
Sep 30, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
Sep 22, 2026 8-K item 7.01 Investor disclosure (Regulation FD) · Current report
Sep 10, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
Aug 28, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
Aug 17, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
Aug 14, 2026 8-K item 5.02 Officer or director change · Current report Aug 11, 2026
Aug 5, 2026 10-Q Quarterly report Jun 30, 2026
Jul 30, 2026 8-K items 2.02, 9.01 Results released · Current report
Jul 10, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report Jul 8, 2026
Jun 30, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
May 27, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
May 26, 2026 8-K item 5.07 Shareholder vote · Current report May 21, 2026
May 22, 2026 SD Conflict minerals report
May 4, 2026 10-Q Quarterly report Mar 31, 2026
Apr 30, 2026 8-K items 2.02, 9.01 Results released · Current report
Apr 28, 2026 SCHEDULE 13G Large holder notice
Apr 10, 2026 ARS Annual report to shareholders Dec 31, 2025
Apr 10, 2026 DEFA14A Extra proxy material
Apr 10, 2026 DEF 14A Proxy statement
Apr 9, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report Apr 8, 2026
Mar 31, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
Mar 26, 2026 SCHEDULE 13G/A Large holder update, amended
Mar 20, 2026 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report
Feb 24, 2026 10-K Annual report Dec 31, 2025
Feb 17, 2026 8-K items 2.02, 9.01 Results released · Current report
Feb 9, 2026 8-K items 5.02, 7.01, 9.01 Officer or director change; Investor disclosure (Regulation FD) · Current report Feb 6, 2026
Jan 29, 2026 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report Jan 28, 2026
Jan 15, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
Jan 14, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report Jan 13, 2026
Dec 30, 2025 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
Dec 15, 2025 8-K item 5.02 Officer or director change · Current report Dec 9, 2025
Dec 10, 2025 8-K items 5.02, 7.01, 9.01 Officer or director change; Investor disclosure (Regulation FD) · Current report Dec 5, 2025
Nov 24, 2025 8-K items 5.02, 7.01, 9.01 Officer or director change; Investor disclosure (Regulation FD) · Current report Nov 20, 2025
Oct 31, 2025 10-Q Quarterly report Sep 30, 2025
Oct 28, 2025 8-K items 2.02, 9.01 Results released · Current report
Oct 8, 2025 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report Oct 7, 2025
40 of 485 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton LH · research, not advice