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Rhythm Pharmaceuticals

Name Holding Trade Value Shares
Change
Change in
Stake
NMC
1
NEA Management Company
Maryland
$132M
Janus Henderson Group
2
Janus Henderson Group
$87.7M +$5.87M +212,337 +7%
MAM
3
MPM Asset Management
Massachusetts
$82.7M
TG
4
TRV GP
Massachusetts
$80.1M
BBA
5
Baker Bros. Advisors
New York
$72.8M
RCM
6
RA Capital Management
Massachusetts
$52.4M
Fidelity Investments
7
Fidelity Investments
Massachusetts
$45.4M +$1.8M +65,213 +4%
BlackRock
8
BlackRock
New York
$41.8M +$11.4M +413,203 +36%
Vanguard Group
9
Vanguard Group
Pennsylvania
$29.1M +$947K +34,279 +3%
O
10
OrbiMed
New York
$25M -$3.12M -112,853 -11%
Federated Hermes
11
Federated Hermes
Pennsylvania
$24M +$2.84M +102,823 +13%
T. Rowe Price Associates
12
T. Rowe Price Associates
Maryland
$21.3M +$90.1K +3,259 +0.4%
TCM
13
TimesSquare Capital Management
New York
$20.3M +$2.52M +91,231 +14%
Wellington Management Group
14
Wellington Management Group
Massachusetts
$16.2M +$6.47M +234,224 +64%
ACH
15
ArrowMark Colorado Holdings
Colorado
$13.8M +$717K +25,930 +5%
PA
16
Perceptive Advisors
New York
$13.8M -$4.28M -155,000 -23%
State Street
17
State Street
Massachusetts
$13M -$5.5M -199,049 -29%
EC
18
EcoR1 Capital
California
$10.8M +$11.1M +400,838 New
FCMI
19
Foresite Capital Management IV
California
$10.8M -$8.21M -296,903 -43%
DM
20
Deerfield Management
New York
$7.82M -$2.06M -74,684 -20%
Geode Capital Management
21
Geode Capital Management
Massachusetts
$6.29M +$1.5M +54,247 +30%
RSCM
22
Rock Springs Capital Management
Maryland
$5.82M +$41.5K +1,500 +0.7%
Northern Trust
23
Northern Trust
Illinois
$5.67M -$25.4K -918 -0.4%
JP Morgan Chase
24
JP Morgan Chase
New York
$3.34M -$145K -5,255 -4%
Charles Schwab
25
Charles Schwab
California
$2.81M -$35.1K -1,271 -1%