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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 %
Cambridge Investment Research Advisors
301
Cambridge Investment Research Advisors
Iowa
$40.7M +$211K +2,348 +0.5%
FMLI
302
Fukoku Mutual Life Insurance
Japan
$40.5M +$66.7K +743 +0.2%
FT
303
Fiduciary Trust
Massachusetts
$40.3M +$2.99M +33,280 +8%
NPA
304
Nichols & Pratt Advisers
Massachusetts
$40.1M -$365K -4,080 -0.9%
BEI
305
Benjamin Edwards Inc
Missouri
$39.9M +$4.77M +53,177 +14%
PA
306
Pinnacle Associates
New York
$39.8M -$2.29M -25,530 -5%
IMRF
307
Illinois Municipal Retirement Fund
Illinois
$39.8M -$1.34M -14,905 -3%
BMSSC
308
B. Metzler seel. Sohn & Co
Germany
$39.7M +$2M +22,319 +5%
AOI
309
Auto-Owners Insurance
Michigan
$38.8M +$35.7M +82,845 +1,135%
SCI
310
S&CO Inc
Massachusetts
$38.3M +$2.08M +23,216 +6%
AWM
311
AE Wealth Management
Kansas
$38.1M -$12.3M -136,797 -24%
TC
312
TownSquare Capital
Utah
$38M +$1.51M +16,816 +4%
URS
313
Utah Retirement Systems
Utah
$37.7M -$50.8K -566 -0.1%
UIM
314
USS Investment Management
United Kingdom
$37.5M -$17.3M -192,358 -32%
TI
315
Trexquant Investment
Connecticut
$37.3M +$34.7M +386,555 +1,315%
SAI
316
Systematic Alpha Investments
New Jersey
$36.9M – – –
CIM
317
Corda Investment Management
Texas
$36.8M +$8.37M +93,219 +29%
NA
318
NewEdge Advisors
Louisiana
$36.5M -$391K -4,357 -1%
IMPI
319
Ilmarinen Mutual Pension Insurance
Finland
$36.2M – – –
Impax Asset Management Group
320
Impax Asset Management Group
United Kingdom
$35.8M -$4.15M -46,275 -10%
GAM
321
Gotham Asset Management
New York
$35.5M -$2.66M -29,603 -7%
RCM
322
RNC Capital Management
California
$35.3M +$9.5M +105,798 +37%
LGF
323
LGT Group Foundation
Liechtenstein
$35.3M -$2.6M -28,984 -7%
VDI
324
Vaughan David Investments
Illinois
$35.2M +$398K +4,430 +1%
USAA
325
United Services Automobile Association
Texas
$34.8M – – –
11 12
13
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