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Merck
MRK

Overview Fund Activity

3,400 hedge funds and large institutions have $177B invested in Merck in 2025 Q1 according to their latest regulatory filings, with 183 funds opening new positions, 1,323 increasing their positions, 1,580 reducing their positions, and 275 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
3,400
Holders Change
-162
Holders Change %
-4.55%
% of All Funds
46.18%
Holding in Top 10
64
Holding in Top 10 Change
-8
Holding in Top 10 Change %
-11.11%
% of All Funds
0.87%
New
183
Increased
1,323
Reduced
1,580
Closed
275
Calls
$2.57B
Puts
$2.32B
Net Calls
+$255M
Net Calls Change
+$17.9M

Top Buyers

1
Charles Schwab
Charles Schwab
California
+$2.61B
2
TIM
Thornburg Investment Management
New Mexico
+$1.09B
3
Fisher Asset Management
Fisher Asset Management
Washington
+$748M
4
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$708M
5
Pacer Advisors
Pacer Advisors
Pennsylvania
+$454M

Top Sellers

1
Capital World Investors
Capital World Investors
California
-$787M
2
AIM
Alphinity Investment Management
Australia
-$693M
3
Fidelity Investments
Fidelity Investments
Massachusetts
-$498M
4
Bank of America
Bank of America
North Carolina
-$481M
5
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
-$377M
Name Holding Trade Value Shares
Change 		Shares
Change %
FMB
1526
Field & Main Bank
Kentucky
$1.66M -$29.6K -330 -2%
CCIA
1527
Campbell & Co Investment Adviser
Maryland
$1.66M +$1.37M +15,286 +473%
HIM
1528
Hillsdale Investment Management
Ontario, Canada
$1.66M +$71.8K +800 +5%
TIM
1529
Thompson Investment Management
Wisconsin
$1.65M -$25.5K -284 -2%
OTPPB
1530
Ontario Teachers' Pension Plan Board
Ontario, Canada
$1.65M -$744K -8,288 -31%
AIM
1531
Avity Investment Management
Connecticut
$1.65M -$40.4K -450 -2%
JWA
1532
JFS Wealth Advisors
Pennsylvania
$1.65M +$13.7K +153 +0.8%
WHC
1533
Wulff, Hansen & Co
California
$1.65M – – –
PAM
1534
Peak Asset Management
Colorado
$1.65M +$62.4K +695 +4%
IAMOG
1535
Investors Asset Management of Georgia
Georgia
$1.64M -$6.19K -69 -0.4%
EFSCE
1536
Enterprise Financial Services Corp (EFSC)
Missouri
$1.64M -$221K -2,466 -12%
CCM
1537
Chiron Capital Management
Florida
$1.64M +$719K +8,005 +78%
LSIA
1538
LaSalle St. Investment Advisors
Illinois
$1.63M +$12.7K +142 +0.8%
FCB
1539
First County Bank
Connecticut
$1.63M +$75K +836 +5%
WDG
1540
Wealth Dimensions Group
Ohio
$1.63M +$133K +1,477 +9%
BEC
1541
Blue Edge Capital
Virginia
$1.63M – – –
CCP
1542
Clarkston Capital Partners
Michigan
$1.63M – – –
IA
1543
IAM Advisory
Pennsylvania
$1.63M +$27.5K +306 +2%
CC
1544
Centiva Capital
New York
$1.62M -$551K -6,143 -25%
IAS
1545
Insigneo Advisory Services
Florida
$1.62M -$156K -1,736 -9%
CWM
1546
Calamos Wealth Management
Illinois
$1.62M -$178K -1,984 -10%
QIM
1547
Quest Investment Management
Oregon
$1.62M -$4.96M -55,298 -75%
AWP
1548
Ascent Wealth Partners
New York
$1.62M +$7.99K +89 +0.5%
PCMU
1549
Paragon Capital Management (Utah)
Utah
$1.61M +$270K +3,013 +20%
MJP
1550
Michael J. Puzo
$1.61M -$22K -245 -1%
60 61
62
63 64