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
MIM
2451
Moseley Investment Management
Florida
$408K
HCM
2452
Hollencrest Capital Management
California
$408K
GS
2453
GWN Securities
Florida
$408K
BAM
2454
BOS Asset Management
Illinois
$407K
ACM
2455
Arcataur Capital Management
Wisconsin
$407K
SGK
2456
Steigerwald Gordon & Koch
Virginia
$406K
BF
2457
Brucke Financial
Indiana
$406K
PCMC
2458
Paragon Capital Management (Colorado)
Colorado
$405K
FGA
2459
Fortis Group Advisors
New Jersey
$405K
EHWM
2460
Eads & Heald Wealth Management
Georgia
$404K
CAM
2461
Campion Asset Management
Virginia
$404K
BRA
2462
Bender Robert & Associates
California
$404K
SR
2463
Syntax Research
Florida
$403K
CAM
2464
Clark Asset Management
New Hampshire
$403K
EMB
2465
Elefante Mark B
$403K
CCIA
2466
Campbell & Co Investment Adviser
Maryland
$402K
CFA
2467
Cahill Financial Advisors
Minnesota
$402K
HWA
2468
HCR Wealth Advisors
California
$402K
MIC
2469
Meridian Investment Counsel
California
$401K
WCM
2470
Wedge Capital Management
North Carolina
$401K
TWP
2471
Triad Wealth Partners
Kansas
$400K
SCM
2472
SOL Capital Management
Maryland
$400K
APW
2473
Acima Private Wealth
Virginia
$400K
SFG
2474
Seamount Financial Group
Colorado
$399K
OIA
2475
Optimum Investment Advisors
Illinois
$399K