3,289 hedge funds and large institutions have $155B invested in Merck in 2025 Q2 according to their latest regulatory filings, with 181 funds opening new positions, 1,276 increasing their positions, 1,523 reducing their positions, and 250 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

more call options, than puts

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

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

16% less repeat investments, than reductions

Existing positions increased: 1,276 | Existing positions reduced: 1,523

28% less first-time investments, than exits

New positions opened: 181 | Existing positions closed: 250

33% less funds holding in top 10

Funds holding in top 10: 6443 (-21)

Holders
3,289
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
43
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.52B
Puts
$2.44B
Net Calls
Net Calls Change

Top Buyers

1 +$407M
2 +$403M
3 +$367M
4
UBS AM
UBS AM
Illinois
+$348M
5
Goldman Sachs
Goldman Sachs
New York
+$319M

Top Sellers

1 -$634M
2 -$559M
3 -$381M
4
UBS Group
UBS Group
Switzerland
-$329M
5
Bank of America
Bank of America
North Carolina
-$242M
Name Holding Trade Value Shares
Change
Change in
Stake
PAM
951
Panagora Asset Management
Massachusetts
$3.8M
SCP
952
Sandhill Capital Partners
New York
$3.8M
HSA
953
HBK Sorce Advisory
Pennsylvania
$3.8M
TAM
954
Thematics Asset Management
France
$3.8M
WG
955
Winton Group
United Kingdom
$3.79M
TCWA
956
Turtle Creek Wealth Advisors
Texas
$3.78M
ET
957
Entropy Technologies
New York
$3.76M
IIM
958
Ipswich Investment Management
Massachusetts
$3.75M
HWM
959
Hohimer Wealth Management
Washington
$3.75M
VSQM
960
V-Square Quantitative Management
Illinois
$3.73M
MFIM
961
Mesirow Financial Investment Management
Illinois
$3.72M
CCM
962
Cinctive Capital Management
New York
$3.72M
MHS
963
M Holdings Securities
Oregon
$3.72M
PA
964
Parallel Advisors
California
$3.72M
ACM
965
Alpha Capital Management
Texas
$3.71M
CBT
966
Central Bank & Trust
Kentucky
$3.7M
MPIM
967
McGinn Penninger Investment Management
Virginia
$3.7M
NIM
968
Northeast Investment Management
Massachusetts
$3.7M
CCG
969
Chatham Capital Group
Georgia
$3.69M
BMA
970
Brooks Moore & Associates
Tennessee
$3.68M
BOCM
971
Bontempo Ohly Capital Management
Maryland
$3.68M
LS
972
Leelyn Smith
Illinois
$3.68M
DFCM
973
Dark Forest Capital Management
Puerto Rico
$3.67M
UF
974
Univest Financial
Pennsylvania
$3.66M
GLF
975
Groupe la Francaise
France
$3.66M