Davis Selected Advisers

Position in DGX — Quest Diagnostics Inc

CIK 1036325 Tucson, AZ

Back to DGX Full portfolio

Position in DGX

as of Jun 30, 2026 · filed Aug 11, 2026 Compact

Position Value

$329,711,963

+$12,652,972 QoQ

Shares Held

1,555,612

-3.8% QoQ

Ownership

1.41%

of shares outstanding

% of Portfolio

1.44%

of 13F equity value

Holder Rank

#15

of 1,095 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 94% Shared 0% None 6%

Common Shares in DGX Over Time

Shares Held

Position Value (USD)

Position in Diagnostics & Research

Healthcare · as of Jun 30, 2026

Davis Selected Advisers holds $329,711,963 across 1 Diagnostics & Research name. DGX ranks #1 (100.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)	Open
1	DGX	Quest Diagnostics Inc This page	1,555,612	$329,711,963

All Filings in DGX

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26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$329,711,963	1,555,612	-3.8%	Shares	Sole	2026-08-11
2026-03-31	$317,058,991	1,617,813	+1.8%	Shares	Sole	2026-05-07
2025-12-31	$275,892,396	1,589,883	+16.8%	Shares	Sole	2026-02-02
2025-09-30	$259,496,014	1,361,612	+0.5%	Shares	Sole	2025-12-29
2025-06-30	$243,294,464	1,354,420	-43.3%	Shares	Sole	2025-08-08
2025-03-31	$404,100,698	2,388,302	-0.4%	Shares	Sole	2025-05-12
2024-12-31	$361,650,643	2,397,260	-0.1%	Shares	Sole	2025-02-07
2024-09-30	$372,460,740	2,399,103	+0.3%	Shares	Sole	2024-11-08
2024-06-30	$327,256,536	2,390,828	+0.4%	Shares	Sole	2024-08-07
2024-03-31	$316,956,606	2,381,163	-10.7%	Shares	Sole	2024-05-14
2023-12-31	$367,665,844	2,666,564	+59.9%	Shares	Sole	2024-02-12
2023-09-30	$203,225,678	1,667,698	+10.2%	Shares	Sole	2023-11-09
2023-06-30	$212,792,097	1,513,888	-0.3%	Shares	Sole	2023-08-09
2023-03-31	$214,873,032	1,518,752	-17.3%	Shares	Sole	2023-05-08
2022-12-31	$287,196,150	1,835,823	-1.9%	Shares	Sole	2023-02-10
2022-09-30	$229,572,620	1,871,160	-1.0%	Shares	Sole	2022-11-10
2022-06-30	$251,307,598	1,889,815	-2.9%	Shares	Sole	2022-08-11
2022-03-31	$266,474,357	1,947,058	-3.0%	Shares	Sole	2022-05-12
2021-12-31	$347,166,710	2,006,628	-26.8%	Shares	Sole	2022-02-11
2021-09-30	$398,578,936	2,742,956	-2.6%	Shares	Sole	2021-11-12
2021-06-30	$371,576,579	2,815,614	+1.4%	Shares	Sole	2021-08-13
2021-03-31	$356,542,124	2,778,106	-5.1%	Shares	Sole	2021-05-13
2020-12-31	$348,924,754	2,927,958	-21.8%	Shares	Sole	2021-02-12
2020-09-30	$428,915,375	3,746,313	-3.3%	Shares	Sole	2020-11-12
2020-06-30	$441,546,453	3,874,574	+0.2%	Shares	Sole	2020-08-12
2020-03-31	$310,508,697	3,866,858	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.