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Rhythm Pharmaceuticals

227 hedge funds and large institutions have $4.2B invested in Rhythm Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 34 funds opening new positions, 92 increasing their positions, 74 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more capital invested

Capital invested by funds: $ → $

more ownership

Funds ownership:

3% more first-time investments, than exits

New positions opened: 34 | Existing positions closed: 33

0% more funds holding

Funds holding: 227227 (0)

62% less call options, than puts

Call options by funds: $13.8M | Put options by funds: $36.7M

Holders
227
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
$13.8M
Puts
$36.7M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Invesco
76
Invesco
Georgia
$4.36M
Manulife (Manufacturers Life Insurance)
77
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$4.31M
Aberdeen Group
78
Aberdeen Group
United Kingdom
$4.28M
CSS
79
Cubist Systematic Strategies
Connecticut
$4.08M
AllianceBernstein
80
AllianceBernstein
Tennessee
$3.88M
AG
81
Algert Global
California
$3.81M
New York State Common Retirement Fund
82
New York State Common Retirement Fund
New York
$3.7M
KCM
83
Kennedy Capital Management
Missouri
$3.62M
TD Asset Management
84
TD Asset Management
Ontario, Canada
$3.54M
Balyasny Asset Management
85
Balyasny Asset Management
Illinois
$3.42M
Legal & General Group
86
Legal & General Group
United Kingdom
$3.33M
AI
87
Axiom Investors
Connecticut
$3.31M
Rafferty Asset Management
88
Rafferty Asset Management
New York
$3.26M
HWAM
89
Hennion & Walsh Asset Management
New Jersey
$3.23M
SB
90
Samsara BioCapital
California
$3.19M
NFGH
91
Nan Fung Group Holdings
Hong Kong
$3.1M
AQR Capital Management
92
AQR Capital Management
Connecticut
$3.1M
SAM
93
Silvercrest Asset Management
New York
$3.08M
ACM
94
ADAR1 Capital Management
Texas
$2.87M
California State Teachers Retirement System (CalSTRS)
95
California State Teachers Retirement System (CalSTRS)
California
$2.71M
Wells Fargo
96
Wells Fargo
California
$2.68M
GIM
97
Granahan Investment Management
Massachusetts
$2.6M
Deutsche Bank
98
Deutsche Bank
Germany
$2.32M
State of Wisconsin Investment Board
99
State of Wisconsin Investment Board
Wisconsin
$2.26M
DFCM
100
Dark Forest Capital Management
Puerto Rico
$2.2M