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Prothena Corp

Name Holding Trade Value Shares
Change
Change in
Stake
EC
1
EcoR1 Capital
California
$101M
BlackRock
2
BlackRock
New York
$36.3M -$433K -35,749 -1%
Fidelity Investments
3
Fidelity Investments
Massachusetts
$33.5M -$2.35M -194,096 -6%
O
4
OrbiMed
New York
$31.1M
GPP
5
Great Point Partners
Connecticut
$22.3M -$219K -18,100 -0.9%
Dimensional Fund Advisors
6
Dimensional Fund Advisors
Texas
$19.6M -$56.1K -4,629 -0.3%
State Street
7
State Street
Massachusetts
$11.3M +$184K +15,176 +1%
Wellington Management Group
8
Wellington Management Group
Massachusetts
$9.96M -$522K -43,104 -4%
Vanguard Group
9
Vanguard Group
Pennsylvania
$8.48M +$288K +23,756 +3%
PAI
10
Palo Alto Investors
California
$8.3M -$2.63M -217,453 -22%
Citadel Advisors
11
Citadel Advisors
Florida
$8.09M -$2.03M -167,775 -18%
Millennium Management
12
Millennium Management
New York
$6.81M +$1.34M +110,541 +21%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$6.31M +$252K +20,791 +4%
Point72 Asset Management
14
Point72 Asset Management
Connecticut
$5.52M +$2.35M +193,743 +60%
Northern Trust
15
Northern Trust
Illinois
$5.51M -$242 -20 -0%
Nuveen
16
Nuveen
North Carolina
$5.48M +$1.59M +131,483 +35%
RSCM
17
Rock Springs Capital Management
Maryland
$5.35M +$6.06M +500,000 New
WP
18
Woodline Partners
California
$4.55M +$1.22M +100,911 +31%
TCM
19
Tang Capital Management
California
$4.54M
Goldman Sachs
20
Goldman Sachs
New York
$4.38M -$728K -60,126 -13%
PA
21
Pinnacle Associates
New York
$3.73M -$616K -50,831 -13%
LCM
22
Lonestar Capital Management
California
$3.64M +$485K +40,006 +13%
D.E. Shaw & Co
23
D.E. Shaw & Co
New York
$3.62M -$74.6K -6,163 -2%
Jacobs Levy Equity Management
24
Jacobs Levy Equity Management
New Jersey
$3.56M +$223K +18,391 +6%
Bank of New York Mellon
25
Bank of New York Mellon
New York
$3.56M -$49.3K -4,072 -1%