3,289 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, 1,345 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: 3,3103,289 (-21)

5% less repeat investments, than reductions

Existing positions increased: 1,345 | Existing positions reduced: 1,419

2.22% less ownership

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

Holders
3,289
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
HIP
951
HUB Investment Partners
Texas
$4.07M
M
952
MOTCO
Texas
$4.07M
BWP
953
Baldwin Wealth Partners
Massachusetts
$4.04M
PMSA
954
Patrick M. Sweeney & Associates
Illinois
$4.04M
SCP
955
Sandhill Capital Partners
New York
$4.04M
WANY
956
Wealthspire Advisors (New York)
New York
$4.03M
PA
957
Parallel Advisors
California
$4.03M
FSA
958
Financial Sense Advisors
California
$4.03M
TAM
959
Thematics Asset Management
France
$4.03M
RA
960
RFG Advisory
Alabama
$4M
CW
961
CreativeOne Wealth
Kansas
$4M
FPF
962
First Pacific Financial
Washington
$3.99M
GMA
963
Glassy Mountain Advisors
Maryland
$3.99M
WC
964
Westerkirk Capital
$3.99M
PNC
965
Park National Corp
Ohio
$3.98M
PS
966
Principal Securities
Iowa
$3.97M
BOCM
967
Bontempo Ohly Capital Management
Maryland
$3.96M
BG
968
BDF Gestion
France
$3.96M
AC
969
Annandale Capital
Texas
$3.95M
GVAG
970
Great Valley Advisor Group
Delaware
$3.95M
SIA
971
Soltis Investment Advisors
Utah
$3.95M
MFIM
972
Mesirow Financial Investment Management
Illinois
$3.94M
MPIM
973
McGinn Penninger Investment Management
Virginia
$3.93M
S
974
SignatureFD
Georgia
$3.92M
HCA
975
Harbor Capital Advisors
Illinois
$3.92M