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Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$462M +$25M +212,904 +6%
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$449M +$176M +1,500,452 +72%
BBA
3
Baker Bros. Advisors
New York
$127M
RG
4
Redmile Group
California
$127M +$6.83M +58,100 +6%
BB
5
BB Biotech
Switzerland
$113M +$2.35M +20,000 +2%
ACA
6
Avoro Capital Advisors
New York
$105M -$2.35M -20,000 -2%
EC
7
EcoR1 Capital
California
$103M
Artisan Partners
8
Artisan Partners
Wisconsin
$96.2M +$53.4M +454,046 +144%
Lord, Abbett & Co
9
Lord, Abbett & Co
New Jersey
$80.8M +$54.4M +462,607 +251%
Jennison Associates
10
Jennison Associates
New York
$63.7M +$341K +2,897 +0.6%
Franklin Resources
11
Franklin Resources
California
$61.2M -$4.46M -37,913 -7%
DM
12
Deerfield Management
New York
$49.2M -$9.2M -78,250 -17%
Federated Hermes
13
Federated Hermes
Pennsylvania
$47.2M -$66.1M -562,168 -60%
Janus Henderson Group
14
Janus Henderson Group
$45.3M -$9.19M -78,146 -18%
O
15
OrbiMed
New York
$45.1M -$33.7M -286,300 -44%
DCM
16
Driehaus Capital Management
Illinois
$40.7M -$1.97M -16,765 -5%
OAM
17
Oberweis Asset Management
Illinois
$38.3M +$2.25M +19,100 +7%
CAM
18
Cormorant Asset Management
Massachusetts
$34.3M -$20.6M -175,000 -39%
Loomis, Sayles & Company
19
Loomis, Sayles & Company
Massachusetts
$33.9M +$289K +2,456 +0.9%
KCM
20
Kingdon Capital Management
New York
$33.8M -$2.31M -19,633 -7%
PAMU
21
Pictet Asset Management (UK)
United Kingdom
$33.4M -$12M -102,455 -27%
MWNA
22
Marshall Wace North America
New York
$27.7M +$26.1M +221,927 New
BlackRock
23
BlackRock
New York
$27.2M -$3.73M -31,697 -13%
Capital World Investors
24
Capital World Investors
California
$26.5M +$25M +212,300 New
BAMCO Inc
25
BAMCO Inc
New York
$25.3M -$585K -4,972 -2%