3,582 hedge funds and large institutions have $207B invested in Merck in 2025 Q4 according to their latest regulatory filings, with 506 funds opening new positions, 1,362 increasing their positions, 1,384 reducing their positions, and 129 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

9% more funds holding

Funds holding: 3,2893,582 (+293)

3.3% more ownership

Funds ownership: 76.04%79.34% (+3.3%)

2% less repeat investments, than reductions

Existing positions increased: 1,362 | Existing positions reduced: 1,384

Holders
3,582
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
77
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$3.75B
Puts
$2.61B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
NAM
351
Nissay Asset Management
Japan
$35M
HIMC
352
Heritage Investors Management Corp
Maryland
$34.9M
RIM
353
Rakuten Investment Management
Japan
$34.9M
NEI
354
Northwest & Ethical Investments
Ontario, Canada
$34.6M
VIM
355
Vinva Investment Management
Australia
$34.6M
CA
356
CapWealth Advisors
Tennessee
$34.6M
PFPG
357
Pinnacle Financial Partners (Georgia)
Georgia
$34.3M
MAM
358
Martingale Asset Management
Massachusetts
$34.1M
MCM
359
MAI Capital Management
Ohio
$34.1M
Public Sector Pension Investment Board (PSP Investments)
360
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$34M
WF
361
Welch & Forbes
Massachusetts
$33.9M
Public Employees Retirement Association of Colorado
362
Public Employees Retirement Association of Colorado
Colorado
$33.8M
Lido Advisors
363
Lido Advisors
California
$33.8M
EI
364
Ethic Inc
New York
$33.5M
ETC
365
Exchange Traded Concepts
Oklahoma
$33.1M
WIC
366
Willis Investment Counsel
Georgia
$33M
PWP
367
Private Wealth Partners
California
$32.8M
SOADOR
368
State of Alaska Department of Revenue
Alaska
$32.8M
BA
369
Bridgewater Associates
Connecticut
$32.7M
ADEF
370
Adams Diversified Equity Fund
Maryland
$32.5M
N
371
Natixis
France
$32.5M
GAM
372
Generali Asset Management
Italy
$32.4M
DWA
373
Douglass Winthrop Advisors
New York
$32.3M
HW
374
Hancock Whitney
Mississippi
$32.3M
Mirae Asset Global ETFs Holdings
375
Mirae Asset Global ETFs Holdings
Hong Kong
$32.3M