3,274 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, 1,411 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: 3,3023,274 (-28)

5% less repeat investments, than reductions

Existing positions increased: 1,338 | Existing positions reduced: 1,411

2.14% less ownership

Funds ownership: 78.17%76.03% (-2.1%)

Holders
3,274
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
FBC
1351
Fairfield, Bush & Co
Connecticut
$1.94M
PMG
1352
Private Management Group
California
$1.93M
SCM
1353
SCS Capital Management
Massachusetts
$1.93M
BMWM
1354
Brown Miller Wealth Management
Virginia
$1.93M
SGCA
1355
Steel Grove Capital Advisors
Tennessee
$1.93M
AG
1356
AlTi Global
New York
$1.93M
FPB
1357
First PREMIER Bank
South Dakota
$1.93M
GFA
1358
Gifford Fong Associates
California
$1.92M
MA
1359
MJP Associates
Connecticut
$1.92M
LCGC
1360
Legacy Capital Group California
California
$1.91M
TCM
1361
Traynor Capital Management
Pennsylvania
$1.91M
MIA
1362
MMBG Investment Advisors
Florida
$1.91M
PFSC
1363
Peoples Financial Services Corp
Pennsylvania
$1.91M
MAM
1364
Morse Asset Management
Connecticut
$1.91M
CA
1365
CSM Advisors
Pennsylvania
$1.91M
BFA
1366
Beaumont Financial Advisors
Massachusetts
$1.91M
CWM
1367
Cornerstone Wealth Management
Missouri
$1.91M
HP
1368
Hikari Power
Japan
$1.91M
FFM
1369
Forum Financial Management
Illinois
$1.91M
Walleye Capital
1370
Walleye Capital
New York
$1.9M
ZF
1371
Zhang Financial
Michigan
$1.9M
DWMS
1372
Dominguez Wealth Management Solutions
Virginia
$1.9M
OPTFSNA
1373
Old Point Trust & Financial Services N A
Virginia
$1.9M
IA
1374
IAM Advisory
Pennsylvania
$1.9M
CIP
1375
Convergence Investment Partners
Florida
$1.89M