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Rhythm Pharmaceuticals

260 hedge funds and large institutions have $7.2B invested in Rhythm Pharmaceuticals in 2025 Q3 according to their latest regulatory filings, with 56 funds opening new positions, 97 increasing their positions, 82 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
260
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$50.3M
Puts
$15.2M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
HIM
101
Hillsdale Investment Management
Ontario, Canada
$4.3M
CM
102
Castleark Management
Illinois
$4.3M
ACM
103
Aquatic Capital Management
Illinois
$4.29M
State of Wisconsin Investment Board
104
State of Wisconsin Investment Board
Wisconsin
$4.12M
KCM
105
Kennedy Capital Management
Missouri
$4M
HS
106
HighVista Strategies
Massachusetts
$3.79M
HCA
107
Harbor Capital Advisors
Illinois
$3.76M
TI
108
Trexquant Investment
Connecticut
$3.75M
Canada Pension Plan Investment Board
109
Canada Pension Plan Investment Board
Ontario, Canada
$3.74M
CCM
110
Cinctive Capital Management
New York
$3.55M
JG
111
Jain Global
New York
$3.55M
RPAM
112
Rhenman & Partners Asset Management
Sweden
$3.53M
SAM
113
Silvercrest Asset Management
New York
$3.44M
AA
114
ALPS Advisors
Colorado
$3.33M
SEI Investments
115
SEI Investments
Pennsylvania
$3.2M
PCM
116
Penserra Capital Management
California
$3.07M
MIM
117
MetLife Investment Management
New Jersey
$3.07M
SB
118
Samsara BioCapital
California
$3.06M
Lazard Asset Management
119
Lazard Asset Management
New York
$3.05M
DFCM
120
Dark Forest Capital Management
Puerto Rico
$2.89M
Dimensional Fund Advisors
121
Dimensional Fund Advisors
Texas
$2.87M
Mirae Asset Global ETFs Holdings
122
Mirae Asset Global ETFs Holdings
Hong Kong
$2.74M
VCM
123
Voleon Capital Management
California
$2.72M
Aberdeen Group
124
Aberdeen Group
United Kingdom
$2.7M
Creative Planning
125
Creative Planning
Kansas
$2.52M