3,250 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, 1,329 increasing their positions, 1,398 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: 1,329 | Existing positions reduced: 1,398

1% less funds holding

Funds holding: 3,2953,250 (-45)

2.21% less ownership

Funds ownership: 78.03%75.82% (-2.2%)

Holders
3,250
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
WA
3076
WPG Advisers
Maryland
$93K
NL
3077
NVWM LLC
Pennsylvania
$91.2K
CFP
3078
Comprehensive Financial Planning
Pennsylvania
$87.6K
CA
3079
Centerpoint Advisors
Massachusetts
$87K
IWP
3080
IAG Wealth Partners
Wisconsin
$86.9K
LI
3081
Louisbourg Investments
New Brunswick, Canada
$86.8K
OAJ
3082
Ogorek Anthony Joseph
New York
$86K
HFS
3083
Hughes Financial Services
Virginia
$85.6K
SA
3084
Strategic Advocates
Utah
$85.1K
AWA
3085
American Wealth Advisors
Georgia
$85K
PWM
3086
Proathlete Wealth Management
Florida
$80.3K
UIA
3087
Ulland Investment Advisors
Minnesota
$80K
FWM
3088
FSA Wealth Management
Massachusetts
$79.8K
RFS
3089
Richardson Financial Services
Massachusetts
$79.5K
DWS
3090
Dynamic Wealth Strategies
California
$75.4K
HFS
3091
Hopwood Financial Services
Virginia
$73.5K
DPW
3092
DiNuzzo Private Wealth
Pennsylvania
$73.1K
1IA
3093
1620 Investment Advisors
Massachusetts
$70.7K
CTB
3094
Country Trust Bank
Illinois
$69.8K
TSMHT
3095
Thurston Springer Miller Herd & Titak
Indiana
$68.2K
SOW
3096
State of Wyoming
Wyoming
$67.1K
FG
3097
Fairman Group
Pennsylvania
$66.9K
LFASL
3098
Lugano Financial Advisors SA (LFA)
Switzerland
$66.1K
SCA
3099
Stuart Chaussee & Associates
California
$64.6K
AWM
3100
Activest Wealth Management
Florida
$64.5K