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Prothena Corp

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$72.1M -$3.56M -350,000 -4%
BlackRock
2
BlackRock
New York
$39.2M +$5.18M +509,042 +14%
RCMNY
3
Rubric Capital Management (New York)
New York
$35.1M +$21.8M +2,136,958 +139%
State Street
4
State Street
Massachusetts
$21.7M +$13.9M +1,366,764 +152%
Vanguard Group
5
Vanguard Group
Pennsylvania
$20.4M +$927K +91,060 +4%
D.E. Shaw & Co
6
D.E. Shaw & Co
New York
$16.1M +$3.73M +365,951 +28%
AC
7
Armistice Capital
New York
$14.3M -$3.3M -324,000 -18%
ACM
8
ADAR1 Capital Management
Texas
$13.9M -$115K -11,334 -0.8%
Acadian Asset Management
9
Acadian Asset Management
Massachusetts
$13.7M +$2.02M +198,116 +16%
PAI
10
Palo Alto Investors
California
$12.6M -$35.8K -3,518 -0.3%
Morgan Stanley
11
Morgan Stanley
New York
$11.9M +$4.55M +447,101 +56%
Geode Capital Management
12
Geode Capital Management
Massachusetts
$10.2M +$444K +43,586 +4%
Jacobs Levy Equity Management
13
Jacobs Levy Equity Management
New Jersey
$9.34M +$1.03M +101,483 +12%
Federated Hermes
14
Federated Hermes
Pennsylvania
$9.31M +$2.87M +281,549 +41%
Goldman Sachs
15
Goldman Sachs
New York
$8.93M +$5.93M +582,112 +165%
Citadel Advisors
16
Citadel Advisors
Florida
$8.71M +$1.48M +145,277 +19%
Point72 Asset Management
17
Point72 Asset Management
Connecticut
$8.21M +$2.17M +213,272 +33%
Dimensional Fund Advisors
18
Dimensional Fund Advisors
Texas
$7.4M -$324K -31,781 -4%
Nuveen
19
Nuveen
North Carolina
$7.25M +$925K +90,817 +14%
Two Sigma Investments
20
Two Sigma Investments
New York
$6.4M +$2.48M +243,533 +57%
Mariner
21
Mariner
Kansas
$5.52M -$132K -12,959 -2%
RC
22
Rangeley Capital
Connecticut
$5.01M -$365K -35,857 -6%
BC
23
Birchview Capital
Vermont
$4.21M -$1.1M -108,000 -20%
Renaissance Technologies
24
Renaissance Technologies
New York
$4.16M +$654K +64,215 +17%
Jane Street
25
Jane Street
New York
$4.09M -$1.95M -191,141 -31%