3,288 hedge funds and large institutions have $155B invested in Merck in 2025 Q2 according to their latest regulatory filings, with 181 funds opening new positions, 1,276 increasing their positions, 1,523 reducing their positions, and 251 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

more call options, than puts

Call options by funds: $ | Put options by funds: $

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

16% less repeat investments, than reductions

Existing positions increased: 1,276 | Existing positions reduced: 1,523

28% less first-time investments, than exits

New positions opened: 181 | Existing positions closed: 251

33% less funds holding in top 10

Funds holding in top 10: 6443 (-21)

Holders
3,288
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
43
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.52B
Puts
$2.44B
Net Calls
Net Calls Change

Top Buyers

1 +$407M
2 +$403M
3 +$367M
4
UBS AM
UBS AM
Illinois
+$348M
5
Goldman Sachs
Goldman Sachs
New York
+$319M

Top Sellers

1 -$634M
2 -$559M
3 -$381M
4
UBS Group
UBS Group
Switzerland
-$329M
5
Bank of America
Bank of America
North Carolina
-$242M
Name Holding Trade Value Shares
Change
Change in
Stake
CPA
1801
Capital Planning Advisors
California
$952K
TC
1802
TradeLink Capital
Illinois
$950K
NSAM
1803
North Star Asset Management
Wisconsin
$950K
AAM
1804
Aureus Asset Management
Massachusetts
$948K
GFP
1805
Gryphon Financial Partners
Ohio
$948K
ECM
1806
Elgethun Capital Management
South Dakota
$948K
LTAS
1807
Linden Thomas Advisory Services
North Carolina
$948K
WFS
1808
Widmann Financial Services
Maryland
$946K
WI
1809
WBI Investments
New Jersey
$945K
KMWM
1810
Keudell/Morrison Wealth Management
Oregon
$945K
GCP
1811
GSA Capital Partners
United Kingdom
$945K
FDS
1812
First Dallas Securities
Texas
$944K
NIA
1813
NIA Impact Advisors
California
$944K
WDC
1814
Woodward Diversified Capital
California
$943K
SC
1815
Sapient Capital
Indiana
$942K
I
1816
InceptionR
California
$942K
AEPWM
1817
Atlantic Edge Private Wealth Management
Florida
$942K
DFA
1818
Delta Financial Advisors
Louisiana
$941K
EFG
1819
Everhart Financial Group
Ohio
$939K
MMHP
1820
Murphy Middleton Hinkle & Parker
Georgia
$938K
GFA
1821
Gallagher Fiduciary Advisors
Illinois
$938K
EAM
1822
Empirical Asset Management
Massachusetts
$934K
BAAM
1823
Baker Avenue Asset Management
California
$933K
MCWA
1824
Meadow Creek Wealth Advisors
Georgia
$931K
JWM
1825
JGP Wealth Management
Oregon
$928K