3,272 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, 1,339 increasing their positions, 1,408 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: 3,3023,272 (-30)

5% less repeat investments, than reductions

Existing positions increased: 1,339 | Existing positions reduced: 1,408

2.19% less ownership

Funds ownership: 78.17%75.99% (-2.2%)

Holders
3,272
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
SFM
451
Stack Financial Management
Montana
$18.2M
BBHC
452
Brown Brothers Harriman & Co
New York
$18.1M
MWM
453
Moran Wealth Management
Florida
$18M
FLPIM
454
F.L. Putnam Investment Management
Massachusetts
$18M
AA
455
ALPS Advisors
Colorado
$17.9M
RMA
456
Roffman Miller Associates
Pennsylvania
$17.8M
Wealthfront Advisers
457
Wealthfront Advisers
California
$17.7M
EDRH
458
Edmond de Rothschild Holding
Switzerland
$17.6M
Loomis, Sayles & Company
459
Loomis, Sayles & Company
Massachusetts
$17.6M
DT
460
Diversified Trust
Tennessee
$17.4M
SDIC
461
South Dakota Investment Council
South Dakota
$17.4M
GAI
462
General American Investors
New York
$17.1M
TH
463
TCTC Holdings
Texas
$17M
FNT
464
First National Trust
Pennsylvania
$16.9M
CSP
465
Cary Street Partners
Virginia
$16.9M
IIM
466
Intact Investment Management
Quebec, Canada
$16.8M
SCP
467
Stamos Capital Partners
California
$16.8M
TRSOTSOK
468
Teachers Retirement System of the State of Kentucky
Kentucky
$16.6M
PR
469
Payden & Rygel
California
$16.6M
AUB
470
Atlantic Union Bankshares
Virginia
$16.4M
BC
471
Bruce & Co
Illinois
$16.2M
PJWM
472
Philip James Wealth Mangement
Georgia
$16.1M
SIC
473
Salem Investment Counselors
North Carolina
$16.1M
HPC
474
HM Payson & Co
Maine
$16M
FRM
475
Foundation Resource Management
Arkansas
$16M