DOSSIER · 13F Holders · Q2 2026

Merck & Co

8 institutions still hold Merck & Co as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 589331107·8 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$56M
visible holders
Holders
8
filers reporting
Concentration
43.50%
Bruce & Co., Inc. #1
top holder share
AI Holders Summary · Q2 2026

8 institutions reported Merck & Co in Q2 2026. Bruce & Co., Inc. leads at 43.5% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Bruce & Co., Inc.
CIK 0001358331
$25M191K6.64%Q2 2026
02
Cohen Klingenstein LLC
CIK 0001453620
$16M124K0.46%Q2 2026
03
Grassi Investment Management
CIK 0001608531
$8M104K0.66%Q2 2025
04
Ironwood Investment Counsel, LLC
CIK 0001330463
$6M48K0.80%Q2 2026
05
Blue Edge Capital, LLC
CIK 0001599620
$1M11K0.18%Q2 2026
06
West Oak Capital, LLC
CIK 0001387399
$21K25K0.83%Q3 2025
07
Lummis Asset Management, LP
CIK 0002011652
$2K160.00%Q2 2026
08
HUNTINGTON NATIONAL BANK
CIK 0000049205
$3110.00%Q2 2026