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Rhythm Pharmaceuticals

Name Holding Trade Value Shares
Change
Change in
Stake
NMC
1
NEA Management Company
Maryland
$135M
Janus Henderson Group
2
Janus Henderson Group
$90M +$534K +18,594 +0.6%
MAM
3
MPM Asset Management
Massachusetts
$84.3M
BBA
4
Baker Bros. Advisors
New York
$74.2M
TG
5
TRV GP
Massachusetts
$54.3M -$28.7M -1,000,000 -34%
RCM
6
RA Capital Management
Massachusetts
$51.7M -$1.88M -65,550 -3%
Fidelity Investments
7
Fidelity Investments
Massachusetts
$43.6M -$2.89M -100,500 -6%
BlackRock
8
BlackRock
New York
$41.9M -$768K -26,733 -2%
Vanguard Group
9
Vanguard Group
Pennsylvania
$31.6M +$2M +69,525 +6%
T. Rowe Price Associates
10
T. Rowe Price Associates
Maryland
$27.6M +$6.15M +214,142 +27%
Federated Hermes
11
Federated Hermes
Pennsylvania
$24.5M -$30K -1,044 -0.1%
O
12
OrbiMed
New York
$21.6M -$4.06M -141,200 -15%
TCM
13
TimesSquare Capital Management
New York
$20.3M -$424K -14,766 -2%
Wellington Management Group
14
Wellington Management Group
Massachusetts
$15.9M -$653K -22,735 -4%
ACH
15
ArrowMark Colorado Holdings
Colorado
$14.8M +$705K +24,518 +5%
PA
16
Perceptive Advisors
New York
$13.8M -$179K -6,216 -1%
State Street
17
State Street
Massachusetts
$12.9M -$363K -12,637 -3%
FCMI
18
Foresite Capital Management IV
California
$11.1M +$144K +5,026 +1%
EC
19
EcoR1 Capital
California
$11M
DM
20
Deerfield Management
New York
$7.98M
Geode Capital Management
21
Geode Capital Management
Massachusetts
$6.91M +$521K +18,123 +8%
Northern Trust
22
Northern Trust
Illinois
$5.95M +$178K +6,190 +3%
RSCM
23
Rock Springs Capital Management
Maryland
$5.93M
JP Morgan Chase
24
JP Morgan Chase
New York
$3.39M -$9.22K -321 -0.3%
Charles Schwab
25
Charles Schwab
California
$3M +$141K +4,900 +5%