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Tower Research Capital LLC (TRC)

Position in MRK — Merck & Co., Inc.

CIK 1533421 NEW YORK, NY

Position in MRK

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$4,854,986
-$526,667 QoQ
Shares Held
37,782
-15.6% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.17%
of 13F equity value
Holder Rank
#1,062
of 3,778 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

Tower Research Capital LLC (TRC) holds $110,167,581 across 17 Drug Manufacturers - General names. MRK ranks #7 (4.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 MRK
Merck & Co., Inc.
This page
37,782 $4,854,986

All Filings in MRK

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,854,986 37,782
2026-03-31 $5,381,653 44,739
2025-12-31 $8,520,796 80,950
2025-09-30 $2,344,584 27,935
2025-06-30 $9,977,484 126,042
2025-03-31 $10,149,612 113,075
2024-12-31 $13,222,383 132,915
2024-09-30 $13,683,638 120,497
2024-06-30 $25,299,520 204,358
2024-03-31 $7,404,901 56,119
2023-12-31 $40,584,220 372,264
2023-09-30 $12,223,149 118,729
2023-06-30 $4,405,820 38,182
2023-03-31 $8,504,816 79,940
2022-12-31 $6,961,889 62,748
2022-09-30 $22,902,063 265,932
2022-06-30 $16,495,751 180,934
2022-03-31 $33,225,490 404,942
2021-12-31 $13,433,611 175,282
2021-09-30 $6,584,893 87,670
2021-06-30 $10,848,292 139,492
2021-03-31 $26,223,102 340,162
2020-12-31 $7,188,007 87,873
2020-09-30 $4,872,485 58,740
2020-06-30 $2,220,453 28,714
2020-03-31 $651,295 8,465