3,256 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, 1,333 increasing their positions, 1,399 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: 1,333 | Existing positions reduced: 1,399

1% less funds holding

Funds holding: 3,2973,256 (-41)

2.2% less ownership

Funds ownership: 78.07%75.87% (-2.2%)

Holders
3,256
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
MA
1351
MJP Associates
Connecticut
$1.92M
LCGC
1352
Legacy Capital Group California
California
$1.91M
TCM
1353
Traynor Capital Management
Pennsylvania
$1.91M
MIA
1354
MMBG Investment Advisors
Florida
$1.91M
PFSC
1355
Peoples Financial Services Corp
Pennsylvania
$1.91M
MAM
1356
Morse Asset Management
Connecticut
$1.91M
CA
1357
CSM Advisors
Pennsylvania
$1.91M
BFA
1358
Beaumont Financial Advisors
Massachusetts
$1.91M
CWM
1359
Cornerstone Wealth Management
Missouri
$1.91M
HP
1360
Hikari Power
Japan
$1.91M
FFM
1361
Forum Financial Management
Illinois
$1.91M
Walleye Capital
1362
Walleye Capital
New York
$1.9M
ZF
1363
Zhang Financial
Michigan
$1.9M
DWMS
1364
Dominguez Wealth Management Solutions
Virginia
$1.9M
OPTFSNA
1365
Old Point Trust & Financial Services N A
Virginia
$1.9M
IA
1366
IAM Advisory
Pennsylvania
$1.9M
CIP
1367
Convergence Investment Partners
Florida
$1.89M
3IP
1368
3Chopt Investment Partners
Virginia
$1.89M
RI
1369
Ridgewood Investments
New Jersey
$1.88M
BHBT
1370
Burke & Herbert Bank & Trust
Virginia
$1.88M
BCCM
1371
Bridge Creek Capital Management
Massachusetts
$1.88M
GWP
1372
Gen-Wealth Partners
Michigan
$1.87M
CAAS
1373
Capital Asset Advisory Services
Michigan
$1.87M
CCM
1374
Campbell Capital Management
Florida
$1.87M
NAM
1375
NTV Asset Management
West Virginia
$1.86M