NEEDHAM INVESTMENT MANAGEMENT LLC

Position in DGX — Quest Diagnostics Inc

CIK 1167212 NEW YORK, NY

Position in DGX

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$953,775

+$71,865 QoQ

Shares Held

4,500

0.0% QoQ

Ownership

0.004%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

#493

of 1,090 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

NEEDHAM INVESTMENT MANAGEMENT LLC holds $30,658,095 across 5 Diagnostics & Research names. DGX ranks #3 (3.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	LH	Labcorp Holdings Inc.	56,313	$15,767,640
2	TMO	Thermo Fisher Scientific Inc.	25,250	$12,659,340
3	DGX	Quest Diagnostics Inc This page	4,500	$953,775
4	WAT	Waters Corp /De/	2,266	$849,840
5	CDNA	CareDx, Inc.	15,000	$427,500

26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$953,775	4,500	0.0%	Shares	Defined	2026-08-14
2026-03-31	$881,910	4,500	-40.0%	Shares	Defined	2026-05-15
2025-12-31	$1,301,475	7,500	0.0%	Shares	Defined	2026-02-17
2025-09-30	$1,429,350	7,500	0.0%	Shares	Defined	2025-11-14
2025-06-30	$1,347,225	7,500	-3.2%	Shares	Defined	2025-08-14
2025-03-31	$1,311,300	7,750	-8.8%	Shares	Defined	2025-05-15
2024-12-31	$1,282,310	8,500	0.0%	Shares	Defined	2025-02-14
2024-09-30	$1,319,625	8,500	0.0%	Shares	Defined	2024-11-14
2024-06-30	$1,163,480	8,500	0.0%	Shares	Defined	2024-08-14
2024-03-31	$1,131,435	8,500	0.0%	Shares	Defined	2024-05-15
2023-12-31	$1,171,980	8,500	0.0%	Shares	Defined	2024-02-14
2023-09-30	$1,035,810	8,500	0.0%	Shares	Defined	2023-11-14
2023-06-30	$1,194,760	8,500	0.0%	Shares	Defined	2023-08-14
2023-03-31	$1,202,580	8,500	0.0%	Shares	Defined	2023-05-15
2022-12-31	$1,329,740	8,500	-10.5%	Shares	Defined	2023-02-14
2022-09-30	$1,165,555	9,500	0.0%	Shares	Defined	2022-11-14
2022-06-30	$1,263,310	9,500	0.0%	Shares	Defined	2022-08-12
2022-03-31	$1,300,170	9,500	+65.2%	Shares	Defined	2022-05-16
2021-12-31	$994,807	5,750	0.0%	Shares	Defined	2022-02-14
2021-09-30	$835,532	5,750	0.0%	Shares	Defined	2021-11-15
2021-06-30	$758,827	5,750	0.0%	Shares	Defined	2021-08-16
2021-03-31	$737,955	5,750	0.0%	Shares	Sole	2021-05-17
2020-12-31	$685,227	5,750	0.0%	Shares	Sole	2021-02-16
2020-09-30	$658,317	5,750	+9.5%	Shares	Sole	2021-02-25
2020-06-30	$598,290	5,250	0.0%	Shares	Defined	2021-02-25
2020-03-31	$421,575	5,250	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.