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Rhythm Pharmaceuticals
RYTM

Overview Fund Activity

143 hedge funds and large institutions have $1.56B invested in Rhythm Pharmaceuticals in 2023 Q3 according to their latest regulatory filings, with 39 funds opening new positions, 48 increasing their positions, 39 reducing their positions, and 12 closing their positions.

Holders
143
Holders Change
+27
Holders Change %
+23.28%
% of All Funds
2.28%
Holding in Top 10
7
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+133.33%
% of All Funds
0.11%
New
39
Increased
48
Reduced
39
Closed
12
Calls
$10.9M
Puts
$1.32M
Net Calls
+$9.63M
Net Calls Change
+$6.03M

Top Buyers

1
CC
1
Commodore Capital
New York
$47.6M
2
O
2
OrbiMed
New York
$13.4M
3
LGM
3
Logos Global Management
California
$9.17M
4
PA
4
Perceptive Advisors
New York
$8.73M
5
Morgan Stanley
5
Morgan Stanley
New York
$10M

Top Sellers

1
Federated Hermes
1
Federated Hermes
Pennsylvania
$53.7M
2
State Street
2
State Street
Massachusetts
$54.2M
3
B
3
Braidwell
Connecticut
$0
4
GPP
4
Great Point Partners
Connecticut
$0
5
Walleye Capital
5
Walleye Capital
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Primecap Management
1
Primecap Management
California
$190M 8,267,421 -31,896 -0.4%
BBA
2
Baker Bros. Advisors
New York
$154M 6,702,349 +204,082 +3%
BlackRock
3
BlackRock
New York
$142M 6,199,882 -65,123 -1%
RCM
4
RA Capital Management
Massachusetts
$130M 5,676,067 – –
Goldman Sachs
5
Goldman Sachs
New York
$118M 5,160,541 -25,472 -0.5%
Vanguard Group
6
Vanguard Group
Pennsylvania
$69.1M 3,014,568 +85,139 +3%
NMC
7
NEA Management Company
Maryland
$66.7M 2,909,956 – –
PCH
8
Polar Capital Holdings
United Kingdom
$57.3M 2,500,000 +250,000 +11%
FLSM
9
Frazier Life Sciences Management
California
$54.4M 2,371,304 +204,082 +9%
State Street
10
State Street
Massachusetts
$54.2M 2,365,856 -901,569 -28%
Federated Hermes
11
Federated Hermes
Pennsylvania
$53.7M 2,341,335 -1,550,348 -40%
CC
12
Commodore Capital
New York
$47.6M 2,075,000 +2,075,000 New
Alkeon Capital Management
13
Alkeon Capital Management
New York
$39.5M 1,725,167 – –
RSCM
14
Rock Springs Capital Management
Maryland
$36.6M 1,597,123 – –
VA
15
VR Adviser
New York
$25M 1,090,000 – –
Janus Henderson Group
16
Janus Henderson Group
United Kingdom
$24.4M 1,065,745 -12,462 -1%
Geode Capital Management
17
Geode Capital Management
Massachusetts
$24M 1,045,057 +71,707 +7%
Fidelity Investments
18
Fidelity Investments
Massachusetts
$19.9M 868,474 +166,940 +24%
CAM
19
Cormorant Asset Management
Massachusetts
$19.5M 850,000 +250,000 +42%
OM
20
Opaleye Management
Massachusetts
$15M 653,000 -82,000 -11%
O
21
OrbiMed
New York
$13.4M 583,642 +583,642 New
Northern Trust
22
Northern Trust
Illinois
$11.6M 504,022 +9,820 +2%
Morgan Stanley
23
Morgan Stanley
New York
$10M 436,408 +333,227 +323%
Assenagon Asset Management
24
Assenagon Asset Management
Luxembourg
$9.34M 407,290 -135,920 -25%
LGM
25
Logos Global Management
California
$9.17M 400,000 +400,000 New
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