Quarter-end position / Version 1 · published

MERCK & CO INC.

Reporting manager / owner
BRANDES INVESTMENT PARTNERS, LP
Relationship
Associated institution
Record date
2026-03-31
Date meaning
Original Form 13F report period
CUSIP / security class
58933Y105 / COM
Quantity
2,302,562 shares
Reported value / amount
$276,976,426
Weight / denominator
1.960301% · Calculated: issuer/class value divided by the complete original reported table; not personal wealth
Quarter-end reported price
Not disclosed; not purchase cost
Derived value per reported unit
120.29054; reported value ÷ quantity, not observed market price
Source-reported activity
Not disclosed
Coverage
Complete original information table grouped by CUSIP and security class
Reviewed by
DeepSeek AI
Published
20 Oct 2026

Original regulatory disclosure; 4 original filing line(s) grouped within this issuer/class. Absence from a disclosed table is not private account verification.

Reporting-entity association

Original filing attribution · 4 line(s)

Reporting manager: BRANDES INVESTMENT PARTNERS, LP. 13F HOLDINGS REPORT. These are reported investment-discretion relationships, not proof of beneficial ownership or a personal account. Each original line is counted once, including lines naming multiple managers.

Other included managers: 1 / Brandes Investment Partners (Asia) Pte. Ltd.; 2 / Brandes Investment Partners & Co; 3 / Brandes Investment Partners (Europe) Ltd..

ORIGINAL LINEREPORTED QUANTITY / VALUEOTHER MANAGER / DISCRETIONVOTING AUTHORITY
24441,182 shares$4,953,783Brandes Investment Partners (Asia) Pte. Ltd.Original field: 1 · Discretion: DFNDSole 41,182Shared 0 · None 0
245118,714 shares$14,280,107Brandes Investment Partners & CoOriginal field: 2 · Discretion: DFNDSole 118,714Shared 0 · None 0
246535,474 shares$64,412,167Brandes Investment Partners (Europe) Ltd.Original field: 3 · Discretion: DFNDSole 535,474Shared 0 · None 0
2471,607,192 shares$193,330,369No included manager referencedOriginal field: Not stated · Discretion: SOLESole 1,397,419Shared 0 · None 209,774

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Sources.

BRANDES INVESTMENT PARTNERS, LP — 13F-HR — 2026-03-31 · U.S. SEC EDGAR · Published 15 May 2026 · Collected 20 Oct 2026 · Evidence details ↗

Version history.

Version 1 · published · 20 Oct 2026 · Full review note

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