3,244 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, 1,326 increasing their positions, 1,396 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: 1,326 | Existing positions reduced: 1,396

1% less funds holding

Funds holding: 3,2933,244 (-49)

2.24% less ownership

Funds ownership: 78.03%75.78% (-2.2%)

Holders
3,244
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
RFA
2726
RTD Financial Advisors
Pennsylvania
$292K
IW
2727
Instrumental Wealth
Florida
$292K
NWA
2728
New World Advisors
Massachusetts
$292K
AGC
2729
Aspen Grove Capital
Colorado
$292K
AWC
2730
Adamsbrown Wealth Consultants
Kansas
$292K
ACM
2731
Argent Capital Management
Missouri
$292K
SF
2732
Strategent Financial
Virginia
$292K
OCPWS
2733
One Charles Private Wealth Services
Massachusetts
$291K
APM
2734
a16z Perennial Management
California
$291K
AT
2735
Arlington Trust
Alabama
$290K
HTIM
2736
Harbour Trust & Investment Management
Indiana
$290K
AGA
2737
Accuvest Global Advisors
Utah
$290K
BI
2738
Ballast Inc
Kentucky
$289K
LFA
2739
Laraway Financial Advisors
Minnesota
$289K
ZBNA
2740
Zions Bancorporation, National Association
Utah
$287K
KIG
2741
Kennedy Investment Group
New Jersey
$287K
CFCI
2742
Comprehensive Financial Consultants Institutional
Indiana
$287K
CPG
2743
Cornerstone Planning Group
New Jersey
$287K
PRTG
2744
Post Resch Tallon Group
New York
$286K
HFA
2745
High Falls Advisors
New York
$286K
ISB
2746
Iowa State Bank
Iowa
$286K
SP
2747
Symmetry Partners
Connecticut
$286K
SNBOSCI
2748
Security National Bank of Sioux City Iowa
Iowa
$286K
MWM
2749
MBE Wealth Management
Wisconsin
$284K
VFA
2750
Voya Financial Advisors
Connecticut
$284K