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Rhythm Pharmaceuticals

Name Holding Trade Value Shares
Change
Change in
Stake
NMC
1
NEA Management Company
Maryland
$143M
Janus Henderson Group
2
Janus Henderson Group
$134M +$2.68M +105,395 +2%
Primecap Management
3
Primecap Management
California
$129M +$19.5M +767,800 +21%
RCM
4
RA Capital Management
Massachusetts
$124M -$24.4M -961,341 -19%
BlackRock
5
BlackRock
New York
$81.2M +$2.33M +91,754 +3%
DM
6
Deerfield Management
New York
$80.9M +$20.9M +824,156 +43%
Federated Hermes
7
Federated Hermes
Pennsylvania
$77.8M +$8.9M +350,000 +15%
BBA
8
Baker Bros. Advisors
New York
$68.8M -$3.97M -156,282 -6%
Wellington Management Group
9
Wellington Management Group
Massachusetts
$62.5M -$6.94M -273,121 -12%
MAM
10
MPM Asset Management
Massachusetts
$56.8M
Vanguard Group
11
Vanguard Group
Pennsylvania
$56.1M -$140K -5,514 -0.3%
State Street
12
State Street
Massachusetts
$38M +$10M +395,139 +45%
RSCM
13
Rock Springs Capital Management
Maryland
$14.6M +$667K +26,253 +6%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$14.5M -$82.1K -3,232 -0.7%
Northern Trust
15
Northern Trust
Illinois
$12.5M -$353K -13,898 -3%
GGHC
16
Gilder Gagnon Howe & Co
New York
$11.5M +$9.8M +385,532 New
Dimensional Fund Advisors
17
Dimensional Fund Advisors
Texas
$10.1M +$123K +4,843 +1%
Charles Schwab
18
Charles Schwab
California
$6.21M +$79.6K +3,132 +2%
SB
19
Samsara BioCapital
California
$5.98M -$859K -33,800 -14%
Norges Bank
20
Norges Bank
Norway
$4.74M
Nuveen
21
Nuveen
North Carolina
$4.02M +$393K +15,447 +13%
Bank of New York Mellon
22
Bank of New York Mellon
New York
$3.88M +$146K +5,734 +5%
OM
23
Opaleye Management
Massachusetts
$3.42M +$2.92M +115,000 New
SG Americas Securities
24
SG Americas Securities
New York
$3.29M +$518K +20,390 +23%
UBS Group
25
UBS Group
Switzerland
$3.01M +$1.5M +58,894 +139%