3,294 hedge funds and large institutions have $160B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 189 funds opening new positions, 1,347 increasing their positions, 1,421 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: 3,3143,294 (-20)

5% less repeat investments, than reductions

Existing positions increased: 1,347 | Existing positions reduced: 1,421

2.2% less ownership

Funds ownership: 78.35%76.15% (-2.2%)

Holders
3,294
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
SC
451
Scotia Capital
Ontario, Canada
$18.3M
KWM
452
Kingsview Wealth Management
Oregon
$18.2M
SFM
453
Stack Financial Management
Montana
$18.2M
BBHC
454
Brown Brothers Harriman & Co
New York
$18.1M
MWM
455
Moran Wealth Management
Florida
$18M
FLPIM
456
F.L. Putnam Investment Management
Massachusetts
$18M
AA
457
ALPS Advisors
Colorado
$17.9M
RMA
458
Roffman Miller Associates
Pennsylvania
$17.8M
Wealthfront Advisers
459
Wealthfront Advisers
California
$17.7M
EDRH
460
Edmond de Rothschild Holding
Switzerland
$17.6M
Loomis, Sayles & Company
461
Loomis, Sayles & Company
Massachusetts
$17.6M
DT
462
Diversified Trust
Tennessee
$17.4M
SDIC
463
South Dakota Investment Council
South Dakota
$17.4M
GAI
464
General American Investors
New York
$17.1M
TH
465
TCTC Holdings
Texas
$17M
FNT
466
First National Trust
Pennsylvania
$16.9M
CSP
467
Cary Street Partners
Virginia
$16.9M
IIM
468
Intact Investment Management
Quebec, Canada
$16.8M
SCP
469
Stamos Capital Partners
California
$16.8M
TRSOTSOK
470
Teachers Retirement System of the State of Kentucky
Kentucky
$16.6M
PR
471
Payden & Rygel
California
$16.6M
AUB
472
Atlantic Union Bankshares
Virginia
$16.4M
BC
473
Bruce & Co
Illinois
$16.2M
PJWM
474
Philip James Wealth Mangement
Georgia
$16.1M
SIC
475
Salem Investment Counselors
North Carolina
$16.1M