3,253 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 191 funds opening new positions, 1,331 increasing their positions, 1,399 reducing their positions, and 147 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: $ → $

5% less repeat investments, than reductions

Existing positions increased: 1,331 | Existing positions reduced: 1,399

1% less funds holding

Funds holding: 3,2963,253 (-43)

2.2% less ownership

Funds ownership: 78.07%75.87% (-2.2%)

Holders
3,253
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 -$863M
2 -$579M
3 -$452M
4
BlackRock
BlackRock
New York
-$291M
5
Goldman Sachs
Goldman Sachs
New York
-$283M
Name Holding Trade Value Shares
Change
Change in
Stake
DBIA
2726
Dumont & Blake Investment Advisors
New Jersey
$296K
WCM
2727
Westend Capital Management
California
$296K
SSW
2728
Smith Shellnut Wilson
Mississippi
$295K
VFG
2729
Victory Financial Group
Texas
$295K
UWPG
2730
Ullmann Wealth Partners Group
Florida
$295K
BWM
2731
BlackDiamond Wealth Management
New York
$295K
ALC
2732
Alexander Labrunerie & Co
Missouri
$294K
PBF
2733
Petix & Botte Financial
California
$293K
IIM
2734
Ironwood Investment Management
Massachusetts
$293K
RFA
2735
RTD Financial Advisors
Pennsylvania
$292K
IW
2736
Instrumental Wealth
Florida
$292K
NWA
2737
New World Advisors
Massachusetts
$292K
AGC
2738
Aspen Grove Capital
Colorado
$292K
AWC
2739
Adamsbrown Wealth Consultants
Kansas
$292K
ACM
2740
Argent Capital Management
Missouri
$292K
SF
2741
Strategent Financial
Virginia
$292K
OCPWS
2742
One Charles Private Wealth Services
Massachusetts
$291K
APM
2743
a16z Perennial Management
California
$291K
AT
2744
Arlington Trust
Alabama
$290K
HTIM
2745
Harbour Trust & Investment Management
Indiana
$290K
AGA
2746
Accuvest Global Advisors
Utah
$290K
BI
2747
Ballast Inc
Kentucky
$289K
LFA
2748
Laraway Financial Advisors
Minnesota
$289K
ZBNA
2749
Zions Bancorporation, National Association
Utah
$287K
KIG
2750
Kennedy Investment Group
New Jersey
$287K