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Rhythm Pharmaceuticals

Name Holding Trade Value Shares
Change
Change in
Stake
NMC
1
NEA Management Company
Maryland
$154M
TG
2
TRV GP
Massachusetts
$124M
MAM
3
MPM Asset Management
Massachusetts
$96.1M +$10.3M +378,501 +14%
BBA
4
Baker Bros. Advisors
New York
$84.7M +$18M +659,180 +32%
Janus Henderson Group
5
Janus Henderson Group
$71.6M +$32.7M +1,197,165 +109%
O
6
OrbiMed
New York
$64.6M -$22.9M -836,295 -29%
Fidelity Investments
7
Fidelity Investments
Massachusetts
$57.1M +$14.5M +529,834 +41%
RCM
8
RA Capital Management
Massachusetts
$48.2M +$42.2M +1,541,743 New
Vanguard Group
9
Vanguard Group
Pennsylvania
$29.2M +$14.5M +530,097 +132%
PA
10
Perceptive Advisors
New York
$25M +$5.7M +208,400 +35%
BlackRock
11
BlackRock
New York
$23.4M +$9.89M +361,867 +94%
FCMI
12
Foresite Capital Management IV
California
$22.6M +$14.3M +521,903 +261%
DM
13
Deerfield Management
New York
$22M +$3.32M +121,590 +21%
TCM
14
TimesSquare Capital Management
New York
$18.4M +$16.1M +588,285 New
T. Rowe Price Associates
15
T. Rowe Price Associates
Maryland
$17.3M +$3.58M +130,836 +31%
ACH
16
ArrowMark Colorado Holdings
Colorado
$15.6M +$458K +16,748 +3%
Wellington Management Group
17
Wellington Management Group
Massachusetts
$11.3M -$5.06M -185,181 -34%
Federated Hermes
18
Federated Hermes
Pennsylvania
$7.82M +$2.73M +100,000 +67%
RSCM
19
Rock Springs Capital Management
Maryland
$6.72M +$3.92M +143,500 +201%
State Street
20
State Street
Massachusetts
$6.34M +$2.4M +87,931 +76%
JP Morgan Chase
21
JP Morgan Chase
New York
$4.97M +$44.3K +1,621 +1%
Northern Trust
22
Northern Trust
Illinois
$4.51M +$1.47M +53,671 +59%
SI
23
Sofinnova Investments
California
$4.39M +$3.84M +140,300 New
MWNA
24
Marshall Wace North America
New York
$4.31M +$3.42M +125,138 +975%
MIM
25
Monashee Investment Management
Massachusetts
$3.6M