RHUMBLINE ADVISERS

Position in MRK — Merck & Co., Inc.

CIK 1115418 BOSTON, MA

Back to MRK Full portfolio

Position in MRK

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

Position Value

$489,523,063

+$32,730,209 QoQ

Shares Held

3,809,518

+0.3% QoQ

Ownership

0.154%

of shares outstanding

% of Portfolio

0.37%

of 13F equity value

Holder Rank

#67

of 3,757 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 60% Shared 0% None 40%

Common Shares in MRK Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - General

Healthcare · as of Jun 30, 2026

RHUMBLINE ADVISERS holds $4,800,494,597 across 17 Drug Manufacturers - General names. MRK ranks #4 (10.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	LLY	ELI LILLY & Co	1,333,307	$1,599,208,548
2	JNJ	Johnson & Johnson	3,780,752	$960,197,585
3	ABBV	AbbVie Inc.	2,733,648	$687,895,182
4	MRK	Merck & Co., Inc. This page	3,809,518	$489,523,063
5	AMGN	Amgen Inc	904,954	$327,701,942
6	GILD	Gilead Sciences, Inc.	2,051,819	$259,226,812
7	PFE	Pfizer Inc	8,609,603	$207,319,240
8	BMY	Bristol Myers Squibb Co	3,347,347	$192,874,134

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	$489,523,063	3,809,518	+0.3%	Shares	Sole	2026-08-12
2026-03-31	$456,792,854	3,797,430	-4.5%	Shares	Sole	2026-05-12
2025-12-31	$418,542,074	3,976,269	-3.0%	Shares	Sole	2026-02-13
2025-09-30	$344,143,046	4,100,358	-0.2%	Shares	Sole	2025-11-06
2025-06-30	$325,284,905	4,109,208	-8.5%	Shares	Sole	2025-08-12
2025-03-31	$403,290,154	4,492,983	+0.7%	Shares	Sole	2025-05-29
2024-12-31	$444,011,073	4,463,320	-1.2%	Shares	Sole	2025-05-29
2024-09-30	$512,989,698	4,517,345	-1.1%	Shares	Sole	2024-11-12
2024-06-30	$565,349,413	4,566,635	+2.6%	Shares	Sole	2024-08-01
2024-03-31	$587,066,925	4,449,162	-2.4%	Shares	Sole	2024-05-09
2023-12-31	$496,829,541	4,557,233	-0.6%	Shares	Sole	2024-02-08
2023-09-30	$472,032,441	4,585,065	-0.0%	Shares	Sole	2023-11-09
2023-06-30	$529,183,847	4,586,046	+1.8%	Shares	Sole	2023-08-08
2023-03-31	$479,107,257	4,503,311	+2.6%	Shares	Sole	2023-05-11
2022-12-31	$486,774,596	4,387,333	+3.7%	Shares	Sole	2023-02-14
2022-09-30	$364,429,698	4,231,650	+3.8%	Shares	Sole	2022-11-10
2022-06-30	$371,782,690	4,077,906	+4.3%	Shares	Sole	2022-08-11
2022-03-31	$320,730,332	3,908,962	+5.2%	Shares	Sole	2022-05-12
2021-12-31	$284,862,449	3,716,890	+1.0%	Shares	Sole	2022-02-10
2021-09-30	$276,500,039	3,681,268	-5.3%	Shares	Sole	2021-11-12
2021-06-30	$302,168,957	3,885,418	-4.6%	Shares	Sole	2021-08-05
2021-03-31	$313,952,817	4,072,547	-3.1%	Shares	Sole	2021-05-06
2020-12-31	$343,844,100	4,203,475	-5.1%	Shares	Sole	2021-02-10
2020-09-30	$367,392,936	4,429,087	-0.1%	Shares	Sole	2020-11-12
2020-06-30	$342,758,955	4,432,417	+6.8%	Shares	Sole	2020-08-13
2020-03-31	$319,369,189	4,150,888	—	Shares	Sole	2020-05-06
No filing history on record for this holder in this stock.