FIRST TRUST ADVISORS LP

Position in DGX — Quest Diagnostics Inc

CIK 1125816 Wheaton, IL

Position in DGX

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$64,507,208

+$3,475,147 QoQ

Shares Held

329,152

-6.4% QoQ

Ownership

0.297%

of shares outstanding

% of Portfolio

0.05%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Mar 31, 2026

FIRST TRUST ADVISORS LP holds $900,125,408 across 26 Diagnostics & Research names. DGX ranks #7 (7.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	IDXX	Idexx Laboratories Inc /De	234,653	$131,849,174
2	NTRA	Natera, Inc.	528,798	$105,754,312
3	ILMN	Illumina, Inc.	734,621	$90,549,384
4	WAT	Waters Corp /De/	303,112	$90,266,753
5	A	Agilent Technologies, Inc.	786,052	$89,594,206
6	VCYT	Veracyte, Inc.	2,117,046	$68,190,051
7	DGX	Quest Diagnostics Inc This page	329,152	$64,507,208
8	LH	Labcorp Holdings Inc.	217,402	$58,005,026

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$64,507,208	329,152	-6.4%	Shares	Other	2026-05-13
2025-12-31	$61,032,061	351,709	-5.3%	Shares	Other	2026-02-13
2025-09-30	$70,809,617	371,548	+5.7%	Shares	Other	2025-11-12
2025-06-30	$63,156,649	351,593	-24.6%	Shares	Other	2025-08-13
2025-03-31	$78,925,201	466,461	-5.4%	Shares	Other	2025-05-14
2024-12-31	$74,361,911	492,920	-10.3%	Shares	Sole	2025-02-13
2024-09-30	$85,329,747	549,628	-6.5%	Shares	Sole	2024-11-13
2024-06-30	$80,448,482	587,730	-21.5%	Shares	Sole	2024-08-13
2024-03-31	$99,677,692	748,837	+1.2%	Shares	Other	2024-05-13
2023-12-31	$101,988,043	739,687	-5.3%	Shares	Other	2024-02-13
2023-09-30	$95,185,942	781,109	+0.3%	Shares	Other	2023-11-13
2023-06-30	$109,447,605	778,654	-1.6%	Shares	Other	2023-08-14
2023-03-31	$111,912,377	791,012	+3.0%	Shares	Other	2023-05-15
2022-12-31	$120,190,974	768,288	-14.0%	Shares	Sole	2023-02-09
2022-09-30	$109,621,674	893,485	+8.6%	Shares	Sole	2022-11-14
2022-06-30	$109,405,039	822,718	+14.2%	Shares	Sole	2022-08-12
2022-03-31	$98,576,425	720,272	-6.9%	Shares	Sole	2022-05-13
2021-12-31	$133,899,704	773,942	-62.5%	Shares	Other	2022-02-08
2021-09-30	$300,235,453	2,066,172	+1.8%	Shares	Sole	2021-11-15
2021-06-30	$267,825,328	2,029,441	+5.1%	Shares	Sole	2021-10-12
2021-03-31	$247,740,733	1,930,347	+222.3%	Shares	Sole	2021-05-14
2020-12-31	$71,372,462	598,913	+4.6%	Shares	Sole	2021-02-02
2020-09-30	$65,564,988	572,670	-9.4%	Shares	Sole	2020-11-05
2020-06-30	$72,069,785	632,413	-12.9%	Shares	Sole	2020-07-22
2020-03-31	$58,283,827	725,826	—	Shares	Sole	2020-05-06
No filing history on record for this holder in this stock.