3,288 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 189 funds opening new positions, 1,344 increasing their positions, 1,419 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: 3,3093,288 (-21)

5% less repeat investments, than reductions

Existing positions increased: 1,344 | Existing positions reduced: 1,419

2.22% less ownership

Funds ownership: 78.27%76.05% (-2.2%)

Holders
3,288
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
GCM
3401
Genus Capital Management
British Columbia, Canada
MPM
3402
MBB Public Markets
Illinois
MS
3403
Marshall & Sullivan
Washington
MCAI
3404
Members Capital Advisors Inc
Wisconsin
GC
3405
Garde Capital
Washington
FWP
3406
Fiduciary Wealth Partners
Massachusetts
WTFG
3407
Wood Tarver Financial Group
Idaho
TIM
3408
Total Investment Management
Arizona
TPWA
3409
Twin Peaks Wealth Advisors
California
T2I
3410
Turim 21 Investimentos
Brazil
BA
3411
Bellwether Advisors
Nebraska
WA
3412
Whipplewood Advisors
Colorado
CCM
3413
Carderock Capital Management
Maryland
SO
3414
Sierra Ocean
California
RAM
3415
Ramirez Asset Management
New York
RAM
3416
Riggs Asset Management
Pennsylvania
T
3417
Transce3nd
Texas
PCC
3418
Park Circle Company
Maryland
LFA
3419
Legend Financial Advisors
Pennsylvania
PC
3420
Promus Capital
Illinois
PFG
3421
Putney Financial Group
California
CWM
3422
Consultiva Wealth Management
Puerto Rico
WCM
3423
WealthTrak Capital Management
Virginia
CFO
3424
Capitol Family Office
Oregon
KWM
3425
Kiker Wealth Management
Georgia