3,273 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 190 funds opening new positions, 1,338 increasing their positions, 1,410 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: 3,3023,273 (-29)

5% less repeat investments, than reductions

Existing positions increased: 1,338 | Existing positions reduced: 1,410

2.19% less ownership

Funds ownership: 78.17%75.98% (-2.2%)

Holders
3,273
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
WANY
951
Wealthspire Advisors (New York)
New York
$4.03M
PA
952
Parallel Advisors
California
$4.03M
FSA
953
Financial Sense Advisors
California
$4.03M
TAM
954
Thematics Asset Management
France
$4.03M
RA
955
RFG Advisory
Alabama
$4M
CW
956
CreativeOne Wealth
Kansas
$4M
FPF
957
First Pacific Financial
Washington
$3.99M
GMA
958
Glassy Mountain Advisors
Maryland
$3.99M
WC
959
Westerkirk Capital
$3.99M
PNC
960
Park National Corp
Ohio
$3.98M
PS
961
Principal Securities
Iowa
$3.97M
BOCM
962
Bontempo Ohly Capital Management
Maryland
$3.96M
BG
963
BDF Gestion
France
$3.96M
AC
964
Annandale Capital
Texas
$3.95M
GVAG
965
Great Valley Advisor Group
Delaware
$3.95M
SIA
966
Soltis Investment Advisors
Utah
$3.95M
MFIM
967
Mesirow Financial Investment Management
Illinois
$3.94M
MPIM
968
McGinn Penninger Investment Management
Virginia
$3.93M
S
969
SignatureFD
Georgia
$3.92M
HCA
970
Harbor Capital Advisors
Illinois
$3.92M
HCM
971
Howland Capital Management
Massachusetts
$3.92M
IIM
972
Ipswich Investment Management
Massachusetts
$3.92M
WLPWM
973
Walled Lake Planning & Wealth Management
Illinois
$3.92M
VNA
974
Valley National Advisers
Pennsylvania
$3.91M
SWP
975
Sagespring Wealth Partners
Tennessee
$3.91M