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Rhythm Pharmaceuticals
RYTM

Overview Fund Activity

175 hedge funds and large institutions have $3.54B invested in Rhythm Pharmaceuticals in 2024 Q3 according to their latest regulatory filings, with 30 funds opening new positions, 61 increasing their positions, 54 reducing their positions, and 20 closing their positions.

Holders
175
Holders Change
+10
Holders Change %
+6.06%
% of All Funds
2.53%
Holding in Top 10
10
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+25%
% of All Funds
0.14%
New
30
Increased
61
Reduced
54
Closed
20
Calls
$46M
Puts
$4.75M
Net Calls
+$41.2M
Net Calls Change
+$32M

Top Buyers

1
Loomis, Sayles & Company
1
Loomis, Sayles & Company
Massachusetts
$33.4M
2
HRCM
2
Hood River Capital Management
Florida
$32.2M
3
Marshall Wace
3
Marshall Wace
United Kingdom
$21.3M
4
SI
4
Sofinnova Investments
California
$14.5M
5
Alkeon Capital Management
5
Alkeon Capital Management
New York
$61.2M

Top Sellers

1
Goldman Sachs
1
Goldman Sachs
New York
$203M
2
CC
2
Commodore Capital
New York
$34.1M
3
Pictet Asset Management
3
Pictet Asset Management
Switzerland
$17.3M
4
Canada Pension Plan Investment Board
4
Canada Pension Plan Investment Board
Ontario, Canada
$3.51M
5
Nisa Investment Advisors
5
Nisa Investment Advisors
Missouri
$3.47M
Name Market Value Shares Shares
Change 		Shares
Change %
Primecap Management
1
Primecap Management
California
$378M 7,216,911 -95,480 -1%
BlackRock
2
BlackRock
New York
$361M 6,889,258 +147,335 +2%
BBA
3
Baker Bros. Advisors
New York
$335M 6,398,366 +1 +0%
RCM
4
RA Capital Management
Massachusetts
$319M 6,084,412 – –
Goldman Sachs
5
Goldman Sachs
New York
$203M 3,879,796 -1,408,839 -27%
PA
6
Perceptive Advisors
New York
$187M 3,560,214 +113,635 +3%
Vanguard Group
7
Vanguard Group
Pennsylvania
$181M 3,447,911 +87,216 +3%
NMC
8
NEA Management Company
Maryland
$152M 2,909,956 – –
FLSM
9
Frazier Life Sciences Management
California
$127M 2,416,952 +45,648 +2%
State Street
10
State Street
Massachusetts
$104M 1,993,166 -10,716 -0.5%
Federated Hermes
11
Federated Hermes
Pennsylvania
$87.2M 1,663,900 +3,116 +0.2%
PCH
12
Polar Capital Holdings
United Kingdom
$78.6M 1,500,000 – –
DCM
13
Driehaus Capital Management
Illinois
$68.1M 1,299,490 +117,120 +10%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$65.8M 1,256,188 +3,499 +0.3%
RSCM
15
Rock Springs Capital Management
Maryland
$64.3M 1,228,093 -52,400 -4%
Alkeon Capital Management
16
Alkeon Capital Management
New York
$61.2M 1,167,700 +167,700 +17%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
17
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$58.2M 1,111,043 +143,800 +15%
CC
18
Checkpoint Capital
California
$34.8M 663,381 -258,719 -28%
CC
19
Commodore Capital
New York
$34.1M 650,000 -575,000 -47%
Loomis, Sayles & Company
20
Loomis, Sayles & Company
Massachusetts
$33.4M 636,628 +636,628 New
HRCM
21
Hood River Capital Management
Florida
$32.2M 614,598 +614,598 New
Janus Henderson Group
22
Janus Henderson Group
United Kingdom
$31.3M 598,122 +4,480 +0.8%
T. Rowe Price Associates
23
T. Rowe Price Associates
Maryland
$28.8M 550,530 +24,588 +5%
OM
24
Opaleye Management
Massachusetts
$26.2M 500,000 -15,000 -3%
Northern Trust
25
Northern Trust
Illinois
$26.1M 498,466 -982 -0.2%
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