3,288 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 189 funds opening new positions, 1,344 increasing their positions, 1,419 reducing their positions, and 150 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

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

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

1% less funds holding

Funds holding: 3,3093,288 (-21)

5% less repeat investments, than reductions

Existing positions increased: 1,344 | Existing positions reduced: 1,419

2.22% less ownership

Funds ownership: 78.27%76.04% (-2.2%)

Holders
3,288
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
46
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.83B
Puts
$2.51B
Net Calls
Net Calls Change

Top Sellers

1 -$847M
2 -$568M
3 -$443M
4
BlackRock
BlackRock
New York
-$285M
5
Goldman Sachs
Goldman Sachs
New York
-$278M
Name Holding Trade Value Shares
Change
Change in
Stake
SWP
476
Stratos Wealth Partners
Ohio
$16M
UAS
477
United Asset Strategies
New York
$16M
FFM
478
Fisher Funds Management
New Zealand
$16M
GHA
479
GW Henssler & Associates
Georgia
$15.9M
AAIS
480
ABN AMRO Investment Solutions
$15.9M
SCM
481
Shelton Capital Management
Colorado
$15.8M
MNA
482
Manning & Napier Advisors
New York
$15.7M
NCM
483
Nearwater Capital Markets
Ireland
$15.6M
CPCPP
484
Canada Post Corporation Pension Plan
Canada
$15.5M
NRG
485
Nemes Rush Group
Michigan
$15.5M
GD
486
Grandfield & Dodd
New York
$15.5M
MSU
487
Mizuho Securities USA
New York
$15.3M
SCA
488
Stillwater Capital Advisors
Pennsylvania
$15.2M
AIM
489
Achmea Investment Management
Netherlands
$15.1M
AI
490
Atria Investments
North Carolina
$15.1M
EAM
491
EdenTree Asset Management
United Kingdom
$15M
AFCM
492
Applied Finance Capital Management
Puerto Rico
$14.9M
SWM
493
Stockman Wealth Management
Montana
$14.9M
SCM
494
Sio Capital Management
New York
$14.9M
AssetMark Inc
495
AssetMark Inc
California
$14.8M
BG
496
Bollard Group
Massachusetts
$14.6M
FFH
497
Fairfax Financial Holdings
Ontario, Canada
$14.5M
AWAG
498
ARS Wealth Advisors Group
Florida
$14.4M
CVM
499
Cheviot Value Management
California
$14.4M
JMFC
500
J.M. Forbes & Co
Massachusetts
$14.2M