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PKO Investment Management Joint-Stock Co

Position in MRK — Merck & Co., Inc.

CIK 2059321 WARSAW, R9

Position in MRK

as of Jun 30, 2026 · filed Jul 20, 2026
Position Value
$3,855,000
+$366,590 QoQ
Shares Held
30,000
+3.4% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.35%
of 13F equity value
Holder Rank
#1,167
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

PKO Investment Management Joint-Stock Co holds $45,805,043 across 9 Drug Manufacturers - General names. MRK ranks #7 (8.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 MRK
Merck & Co., Inc.
This page
30,000 $3,855,000

All Filings in MRK

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,855,000 30,000
2026-03-31 $3,488,410 29,000
2025-12-31 $3,473,580 33,000
2025-09-30 $6,032,468 71,875
2025-06-30 $6,125,005 77,375
2025-03-31 $4,747,585 52,892
2024-12-31 $4,245,408 42,676
2024-09-30 $3,937,806 34,676
2024-06-30 $3,550,088 28,676
2024-03-31 $3,783,798 28,676
2023-12-31 $3,562,337 32,676
2023-09-30 $3,127,209 30,376
2023-06-30 $4,947,461 42,876
2023-03-31 $4,189,212 39,376
2022-12-31 $4,146,867 37,376
2022-09-30 $3,735,541 43,376
2022-06-30 $4,298,756 47,151
2022-03-31 $4,607,189 56,151
2021-12-31 $7,877,825 102,790
2021-09-30 $5,338,368 71,074
2021-06-30 $3,762,668 48,382
2021-03-31 $1,762,509 22,863
2020-12-31 $1,870,192 22,863
2020-09-30 $1,896,486 22,863
2020-06-30 $1,767,996 22,863
2020-03-31 $1,759,078 22,863