Boston Common Asset Management, LLC

Position in MRK — Merck & Co., Inc.

CIK 1409427 BOSTON, MA

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Position in MRK

as of Jun 30, 2026 · filed Jul 21, 2026 Compact

Position Value

$25,472,298

+$1,573,081 QoQ

Shares Held

198,228

-0.2% QoQ

Ownership

0.008%

of shares outstanding

% of Portfolio

1.77%

of 13F equity value

Holder Rank

#467

of 3,769 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in MRK Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - General

Healthcare · as of Jun 30, 2026

Boston Common Asset Management, LLC holds $89,641,200 across 6 Drug Manufacturers - General names. MRK ranks #2 (28.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	LLY	ELI LILLY & Co	22,557	$27,055,544
2	MRK	Merck & Co., Inc. This page	198,228	$25,472,298
3	NVS	Novartis AG	91,740	$14,377,492
4	GILD	Gilead Sciences, Inc.	84,463	$10,671,055
5	AZN	Astrazeneca PLC	37,467	$7,104,492
6	AMGN	Amgen Inc	13,698	$4,960,319

All Filings in MRK

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26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$25,472,298	198,228	-0.2%	Shares	Sole	2026-07-21
2026-03-31	$23,899,217	198,680	-2.2%	Shares	Sole	2026-05-07
2025-12-31	$21,389,568	203,207	-18.0%	Shares	Sole	2026-05-07
2025-09-30	$20,790,971	247,718	-8.2%	Shares	Sole	2025-10-30
2025-06-30	$21,351,589	269,727	-10.2%	Shares	Sole	2025-07-22
2025-03-31	$26,958,967	300,345	-6.1%	Shares	Sole	2025-04-03
2024-12-31	$31,802,860	319,691	+59.8%	Shares	Sole	2025-01-15
2024-09-30	$22,725,172	200,116	-6.1%	Shares	Sole	2024-10-09
2024-06-30	$26,393,293	213,193	-11.9%	Shares	Sole	2024-07-08
2024-03-31	$31,914,482	241,868	-25.9%	Shares	Sole	2024-04-11
2023-12-31	$35,600,262	326,548	-18.3%	Shares	Sole	2024-01-09
2023-09-30	$41,136,143	399,574	-2.2%	Shares	Sole	2023-10-11
2023-06-30	$47,133,007	408,467	-28.1%	Shares	Sole	2023-07-24
2023-03-31	$60,420,796	567,918	-12.7%	Shares	Sole	2023-05-17
2022-12-31	$72,194,610	650,695	+4.0%	Shares	Sole	2023-01-26
2022-09-30	$53,906,211	625,943	+4.0%	Shares	Sole	2022-10-20
2022-06-30	$54,868,385	601,825	-6.4%	Shares	Sole	2022-08-10
2022-03-31	$52,765,534	643,090	+82.6%	Shares	Sole	2022-05-16
2021-12-31	$26,986,093	352,115	-12.9%	Shares	Sole	2022-01-31
2021-09-30	$30,367,949	404,313	+15.1%	Shares	Sole	2021-11-12
2021-06-30	$27,313,679	351,211	+10.1%	Shares	Sole	2021-08-19
2021-03-31	$24,601,822	319,131	+7.4%	Shares	Sole	2021-05-14
2020-12-31	$24,301,214	297,081	+75.8%	Shares	Sole	2021-02-05
2020-09-30	$14,015,985	168,969	+0.0%	Shares	Sole	2020-11-10
2020-06-30	$13,062,125	168,914	+9.9%	Shares	Sole	2020-08-10
2020-03-31	$11,830,366	153,761	—	Shares	Sole	2020-05-08
No filing history on record for this holder in this stock.