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Boston Partners

Position in MRK — Merck & Co., Inc.

CIK 1386060 BOSTON, MA

Position in MRK

as of Jun 30, 2026 · filed Aug 4, 2026
Position Value
$80,857,340
+$3,659,309 QoQ
Shares Held
629,240
-2.0% QoQ
Ownership
0.026%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
#236
of 3,778 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 41% Shared 0% None 59%

Common Shares in MRK Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - General

Healthcare · as of Jun 30, 2026

Boston Partners holds $3,635,506,449 across 12 Drug Manufacturers - General names. MRK ranks #8 (2.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
8 MRK
Merck & Co., Inc.
This page
629,240 $80,857,340

All Filings in MRK

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $80,857,340 629,240
2026-03-31 $77,198,031 641,766
2025-12-31 $70,389,676 668,722
2025-09-30 $58,992,884 702,882
2025-06-30 $60,477,685 763,993
2025-03-31 $69,396,596 773,135
2024-12-31 $77,275,365 776,793
2024-09-30 $137,766,449 1,213,160
2024-06-30 $151,171,065 1,221,091
2024-03-31 $166,333,529 1,260,580
2023-12-31 $141,209,680 1,295,264
2023-09-30 $143,228,157 1,391,240
2023-06-30 $166,643,582 1,444,177
2023-03-31 $167,799,690 1,577,213
2022-12-31 $179,018,156 1,613,503
2022-09-30 $147,669,532 1,714,695
2022-06-30 $165,623,523 1,816,645
2022-03-31 $154,703,879 1,885,483
2021-12-31 $148,894,658 1,942,780
2021-09-30 $209,521,746 2,789,532
2021-06-30 $205,125,137 2,637,587
2021-03-31 $191,339,254 2,482,023
2020-12-31 $143,286,457 1,751,669
2020-09-30 $398,955,424 4,809,587
2020-06-30 $410,220,979 5,304,808
2020-03-31 $494,966,429 6,433,151