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FIRST MANHATTAN CO. LLC.

Position in MRK — Merck & Co., Inc.

CIK 728083 NEW YORK, NY

Position in MRK

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$20,400,660
+$1,819,825 QoQ
Shares Held
158,760
+2.8% QoQ
Ownership
0.006%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#517
of 3,766 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 0% Shared 100% None 0%

Common Shares in MRK Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - General

Healthcare · as of Jun 30, 2026

FIRST MANHATTAN CO. LLC. holds $503,568,677 across 13 Drug Manufacturers - General names. MRK ranks #5 (4.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 MRK
Merck & Co., Inc.
This page
158,760 $20,400,660

All Filings in MRK

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $20,400,660 158,760
2026-03-31 $18,580,835 154,467
2025-12-31 $16,481,295 156,577
2025-09-30 $11,966,571 142,578
2025-06-30 $11,717,896 148,028
2025-03-31 $15,863,464 176,732
2024-12-31 $19,238,536 193,391
2024-09-30 $23,861,113 210,119
2024-06-30 $26,104,096 210,857
2024-03-31 $27,456,287 208,081
2023-12-31 $22,949,364 210,506
2023-09-30 $22,335,517 216,955
2023-06-30 $25,636,657 222,174
2023-03-31 $24,370,012 229,063
2022-12-31 $26,337,754 237,384
2022-09-30 $20,560,547 238,743
2022-06-30 $22,487,445 246,654
2022-03-31 $20,950,564 255,339
2021-12-31 $19,919,579 259,911
2021-09-30 $19,714,647 262,477
2021-06-30 $20,803,941 267,506
2021-03-31 $20,096,911 260,694
2020-12-31 $14,337,815 175,279
2020-09-30 $14,432,062 173,985
2020-06-30 $13,835,038 178,909
2020-03-31 $14,176,881 184,259