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Aureus Asset Management, LLC

Position in MRK — Merck & Co., Inc.

CIK 1381296 BOSTON, MA

Position in MRK

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$1,520,540
+$102,682 QoQ
Shares Held
11,833
+0.4% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.10%
of 13F equity value
Holder Rank
#1,788
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

Aureus Asset Management, LLC holds $14,021,737 across 9 Drug Manufacturers - General names. MRK ranks #5 (10.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 MRK
Merck & Co., Inc.
This page
11,833 $1,520,540

All Filings in MRK

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,520,540 11,833
2026-03-31 $1,417,858 11,787
2025-12-31 $1,230,278 11,688
2025-09-30 $862,296 10,274
2025-06-30 $948,415 11,981
2025-03-31 $5,230,225 58,269
2024-12-31 $4,333,846 43,565
2024-09-30 $5,791,219 50,997
2024-06-30 $5,183,134 41,867
2024-03-31 $4,463,736 33,829
2023-12-31 $1,268,992 11,640
2023-09-30 $1,171,982 11,384
2023-06-30 $1,191,055 10,322
2023-03-31 $1,086,880 10,216
2022-12-31 $1,134,574 10,226
2022-09-30 $896,681 10,412
2022-06-30 $1,120,752 12,293
2022-03-31 $973,359 11,863
2021-12-31 $885,421 11,553
2021-09-30 $809,836 10,782
2021-06-30 $817,518 10,512
2021-03-31 $794,412 10,305
2020-12-31 $1,313,789 16,061
2020-09-30 $1,281,661 15,451
2020-06-30 $1,366,499 17,671
2020-03-31 $1,472,938 19,144