3,244 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, 1,326 increasing their positions, 1,396 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: 1,326 | Existing positions reduced: 1,396

1% less funds holding

Funds holding: 3,2933,244 (-49)

2.24% less ownership

Funds ownership: 78.03%75.78% (-2.2%)

Holders
3,244
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
3F
2476
360 Financial
Minnesota
$398K
RWP
2477
Revolve Wealth Partners
New Jersey
$398K
DIM
2478
DLK Investment Management
California
$397K
CIS
2479
Connors Investor Services
Pennsylvania
$397K
LCOV
2480
London Company of Virginia
Virginia
$396K
LGG
2481
Luts & Greenleigh Group
Maryland
$395K
CJ
2482
Caitlin John
Michigan
$394K
KW
2483
Keyvantage Wealth
Pennsylvania
$394K
VIM
2484
Vista Investment Management
Pennsylvania
$393K
SFG
2485
Sovereign Financial Group
Connecticut
$393K
CSA
2486
Cottage Street Advisors
Massachusetts
$392K
LK
2487
Lumbard & Kellner
New Hampshire
$392K
NCM
2488
Nelson Capital Management
California
$391K
GWAG
2489
Garrett Wealth Advisory Group
Texas
$391K
PPW
2490
Presilium Private Wealth
Pennsylvania
$390K
PAM
2491
Parvin Asset Management
South Dakota
$390K
GAM
2492
Gemmer Asset Management
California
$390K
PFG
2493
PAX Financial Group
Texas
$390K
BCG
2494
Bravias Capital Group
New Jersey
$389K
CCA
2495
Cora Capital Advisors
New Jersey
$389K
AIA
2496
AssuredPartners Investment Advisors
Florida
$389K
EIA
2497
Edgemoor Investment Advisors
Maryland
$388K
SFG
2498
Sather Financial Group
Texas
$388K
SAM
2499
Sawgrass Asset Management
Florida
$388K
CWA
2500
Crux Wealth Advisors
California
$387K