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Rhythm Pharmaceuticals
RYTM

Overview Fund Activity

85 hedge funds and large institutions have $970M invested in Rhythm Pharmaceuticals in 2018 Q2 according to their latest regulatory filings, with 34 funds opening new positions, 38 increasing their positions, 9 reducing their positions, and 4 closing their positions.

Holders
85
Holders Change
+30
Holders Change %
+54.55%
% of All Funds
1.95%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.09%
New
34
Increased
38
Reduced
9
Closed
4
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
RCM
1
RA Capital Management
Massachusetts
$48.2M
2
Janus Henderson Group
2
Janus Henderson Group
United Kingdom
$71.6M
3
BBA
3
Baker Bros. Advisors
New York
$84.7M
4
TCM
4
TimesSquare Capital Management
New York
$18.4M
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$29.2M

Top Sellers

1
O
1
OrbiMed
New York
$64.6M
2
EC
2
EcoR1 Capital
California
$0
3
Wellington Management Group
3
Wellington Management Group
Massachusetts
$11.3M
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$0
5
Franklin Resources
5
Franklin Resources
California
$0
Name Market Value Shares Shares
Change 		Shares
Change %
NMC
1
NEA Management Company
Maryland
$154M 4,912,306 – –
TG
2
TRV GP
Massachusetts
$124M 3,981,437 – –
MAM
3
MPM Asset Management
Massachusetts
$96.1M 3,074,893 +378,501 +14%
BBA
4
Baker Bros. Advisors
New York
$84.7M 2,708,200 +659,180 +32%
Janus Henderson Group
5
Janus Henderson Group
United Kingdom
$71.6M 2,291,785 +1,197,165 +109%
O
6
OrbiMed
New York
$64.6M 2,065,000 -836,295 -29%
Fidelity Investments
7
Fidelity Investments
Massachusetts
$57.1M 1,825,634 +529,834 +41%
RCM
8
RA Capital Management
Massachusetts
$48.2M 1,541,743 +1,541,743 New
Vanguard Group
9
Vanguard Group
Pennsylvania
$29.2M 933,009 +530,097 +132%
PA
10
Perceptive Advisors
New York
$25M 800,686 +208,400 +35%
BlackRock
11
BlackRock
New York
$23.4M 747,669 +361,867 +94%
FCMI
12
Foresite Capital Management IV
California
$22.6M 721,903 +521,903 +261%
DM
13
Deerfield Management
New York
$22M 703,600 +121,590 +21%
TCM
14
TimesSquare Capital Management
New York
$18.4M 588,285 +588,285 New
T. Rowe Price Associates
15
T. Rowe Price Associates
Maryland
$17.3M 553,885 +130,836 +31%
ACH
16
ArrowMark Colorado Holdings
Colorado
$15.6M 499,512 +16,748 +3%
Wellington Management Group
17
Wellington Management Group
Massachusetts
$11.3M 360,075 -185,181 -34%
Federated Hermes
18
Federated Hermes
Pennsylvania
$7.82M 250,000 +100,000 +67%
RSCM
19
Rock Springs Capital Management
Maryland
$6.72M 215,000 +143,500 +201%
State Street
20
State Street
Massachusetts
$6.34M 202,885 +87,931 +76%
JPMorgan Chase & Co
21
JPMorgan Chase & Co
New York
$4.97M 159,074 +1,621 +1%
Northern Trust
22
Northern Trust
Illinois
$4.51M 144,219 +53,671 +59%
SI
23
Sofinnova Investments
California
$4.39M 140,300 +140,300 New
MWNA
24
Marshall Wace North America
New York
$4.31M 137,971 +125,138 +975%
MIM
25
Monashee Investment Management
Massachusetts
– – – –
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