3,281 hedge funds and large institutions have $155B invested in Merck in 2025 Q2 according to their latest regulatory filings, with 182 funds opening new positions, 1,272 increasing their positions, 1,520 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: 1,272 | Existing positions reduced: 1,520

27% less first-time investments, than exits

New positions opened: 182 | Existing positions closed: 251

34% less funds holding in top 10

Funds holding in top 10: 6442 (-22)

Holders
3,281
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
42
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
MWM
3301
Moran Wealth Management
Florida
NCM
3302
Nearwater Capital Markets
Ireland
BVDMP
3303
Bedrijfstakpensioenfonds Voor De Media PNO
Netherlands
GCM
3304
Graham Capital Management
Connecticut
GCA
3305
Greenwood Capital Associates
South Carolina
PI
3306
PGGM Investments
Netherlands
BCM
3307
BTC Capital Management
Iowa
NLGIA
3308
Nippon Life Global Investors Americas
New York
AIMC
3309
Alley Investment Management Company
Illinois
GWMIA
3310
Global Wealth Management Investment Advisory
Florida
PAMP
3311
Polar Asset Management Partners
Ontario, Canada
PDL
3312
Portfolio Design Labs
California
VF
3313
Virtu Financial
New York
SWM
3314
Scissortail Wealth Management
Oklahoma
LG
3315
Leuthold Group
Minnesota
WCF
3316
West Coast Financial
California
SFI
3317
Susquehanna Fundamental Investments
Pennsylvania
BWG
3318
Berry Wealth Group
Texas
AWCI
3319
Alpine Woods Capital Investors
New York
RPAM
3320
Rhenman & Partners Asset Management
Sweden
ICP
3321
Ilex Capital Partners
United Kingdom
PWS
3322
Peterson Wealth Services
Utah
XT
3323
XTX Topco
Cayman Islands
SP
3324
SIH Partners
Delaware
ACP
3325
Acuta Capital Partners
California