WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

Position in LH — Labcorp Holdings Inc.

CIK 1644956 CHICAGO, IL

Position in LH

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$368,760

+$18,973 QoQ

Shares Held

1,317

+0.5% QoQ

Ownership

0.002%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#648

of 1,044 holders

Holding Since

Jun 2024

9 quarters on record

Voting authority Sole 67% Shared 0% None 33%

Healthcare · as of Jun 30, 2026

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC holds $929,458,125 across 8 Diagnostics & Research names. LH ranks #8 (0.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	TWST	Twist Bioscience Corp	2,174,594	$223,722,230
2	GH	Guardant Health, Inc.	1,311,320	$196,737,339
3	A	Agilent Technologies, Inc.	1,287,265	$170,987,409
4	IDXX	Idexx Laboratories Inc /De	298,154	$156,960,191
5	WGS	GeneDx Holdings Corp.	1,400,653	$96,154,828
6	VCYT	Veracyte, Inc.	1,431,596	$84,077,633
7	ICLR	Icon PLC	2,589	$449,735
8	LH	Labcorp Holdings Inc. This page	1,317	$368,760

9 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$368,760	1,317	+0.5%	Shares	Sole	2026-08-12
2026-03-31	$349,787	1,311	+2.7%	Shares	Sole	2026-05-08
2025-12-31	$320,373	1,277	-7.7%	Shares	Sole	2026-02-09
2025-09-30	$397,291	1,384	-3.4%	Shares	Sole	2025-11-12
2025-06-30	$375,914	1,432	-1.5%	Shares	Sole	2025-07-29
2025-03-31	$338,403	1,454	-29.1%	Shares	Sole	2025-05-09
2024-12-31	$470,335	2,051	0.0%	Shares	Sole	2025-02-10
2024-09-30	$458,357	2,051	-7.4%	Shares	Sole	2024-11-08
2024-06-30	$450,978	2,216	—	Shares	Sole	2024-08-08
No filing history on record for this holder in this stock.