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Rhythm Pharmaceuticals

Name Holding Trade Value Shares
Change
Change in
Stake
Primecap Management
1
Primecap Management
California
$137M +$12.5M +692,006 +9%
BBA
2
Baker Bros. Advisors
New York
$107M
BlackRock
3
BlackRock
New York
$103M +$44.8M +2,484,406 +66%
RCM
4
RA Capital Management
Massachusetts
$93.6M +$2.89M +160,000 +3%
Goldman Sachs
5
Goldman Sachs
New York
$85.5M -$2.25M -124,690 -2%
Federated Hermes
6
Federated Hermes
Pennsylvania
$64.2M
State Street
7
State Street
Massachusetts
$53.9M +$11.8M +655,237 +25%
Vanguard Group
8
Vanguard Group
Pennsylvania
$48.3M +$5.08M +281,293 +11%
NMC
9
NEA Management Company
Maryland
$48M
PCH
10
Polar Capital Holdings
United Kingdom
$37.1M +$9.03M +500,000 +29%
FLSM
11
Frazier Life Sciences Management
California
$35.7M +$44.8K +2,483 +0.1%
Alkeon Capital Management
12
Alkeon Capital Management
New York
$28.4M -$5.25M -290,799 -14%
RSCM
13
Rock Springs Capital Management
Maryland
$26.3M
VA
14
VR Adviser
New York
$18M +$19.7M +1,090,000 New
Janus Henderson Group
15
Janus Henderson Group
$17.8M -$350K -19,366 -2%
Geode Capital Management
16
Geode Capital Management
Massachusetts
$16.1M +$9.04M +500,589 +106%
B
17
Braidwell
Connecticut
$13.9M +$15.2M +843,087 New
GPP
18
Great Point Partners
Connecticut
$12.7M +$12.2M +674,456 +691%
OM
19
Opaleye Management
Massachusetts
$12.1M
Fidelity Investments
20
Fidelity Investments
Massachusetts
$11.6M +$48.9K +2,710 +0.4%
CAM
21
Cormorant Asset Management
Massachusetts
$9.89M +$10.8M +600,000 New
Assenagon Asset Management
22
Assenagon Asset Management
Luxembourg
$8.96M -$2.18M -120,816 -18%
Northern Trust
23
Northern Trust
Illinois
$8.15M +$6.35M +352,065 +248%
Walleye Capital
24
Walleye Capital
New York
$6.52M +$4.65M +257,772 +187%
Charles Schwab
25
Charles Schwab
California
$5.78M +$2.21M +122,522 +54%