3,289 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, 1,345 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: 3,3103,289 (-21)

5% less repeat investments, than reductions

Existing positions increased: 1,345 | Existing positions reduced: 1,419

2.22% less ownership

Funds ownership: 78.27%76.04% (-2.2%)

Holders
3,289
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
JCM
2476
Jacobsen Capital Management
Utah
$410K
SC
2477
Summa Corp
Texas
$410K
MIM
2478
Moseley Investment Management
Florida
$408K
HCM
2479
Hollencrest Capital Management
California
$408K
GS
2480
GWN Securities
Florida
$408K
BAM
2481
BOS Asset Management
Illinois
$407K
ACM
2482
Arcataur Capital Management
Wisconsin
$407K
SGK
2483
Steigerwald Gordon & Koch
Virginia
$406K
BF
2484
Brucke Financial
Indiana
$406K
PCMC
2485
Paragon Capital Management (Colorado)
Colorado
$405K
FGA
2486
Fortis Group Advisors
New Jersey
$405K
EHWM
2487
Eads & Heald Wealth Management
Georgia
$404K
CAM
2488
Campion Asset Management
Virginia
$404K
BRA
2489
Bender Robert & Associates
California
$404K
SR
2490
Syntax Research
Florida
$403K
CAM
2491
Clark Asset Management
New Hampshire
$403K
EMB
2492
Elefante Mark B
$403K
CCIA
2493
Campbell & Co Investment Adviser
Maryland
$402K
CFA
2494
Cahill Financial Advisors
Minnesota
$402K
HWA
2495
HCR Wealth Advisors
California
$402K
MIC
2496
Meridian Investment Counsel
California
$401K
WCM
2497
Wedge Capital Management
North Carolina
$401K
TWP
2498
Triad Wealth Partners
Kansas
$400K
SCM
2499
SOL Capital Management
Maryland
$400K
APW
2500
Acima Private Wealth
Virginia
$400K