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Prothena Corp

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$91M +$28.7M +1,353,098 +49%
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$65.3M +$216K +10,200 +0.3%
Wellington Management Group
3
Wellington Management Group
Massachusetts
$52.9M +$490K +23,097 +1%
Capital World Investors
4
Capital World Investors
California
$28M +$5.34M +251,735 +25%
Westfield Capital Management
5
Westfield Capital Management
Massachusetts
$25.7M +$2.05M +96,575 +9%
State Street
6
State Street
Massachusetts
$22.5M +$2.46M +116,268 +13%
BFA
7
BlackRock Fund Advisors
California
$21.2M +$3.27M +154,469 +19%
Jennison Associates
8
Jennison Associates
New York
$17.5M -$1.79M -84,615 -10%
PAI
9
Palo Alto Investors
California
$14.9M +$2.96M +139,800 +26%
Millennium Management
10
Millennium Management
New York
$14.7M -$536K -25,281 -4%
PC
11
PointState Capital
New York
$12.2M +$11.7M +550,000 New
TCIM
12
TIAA CREF Investment Management
New York
$9.17M +$220K +10,365 +3%
Vanguard Group
13
Vanguard Group
Pennsylvania
$8.91M +$956K +45,110 +13%
Northern Trust
14
Northern Trust
Illinois
$8.77M +$4.56M +215,243 +119%
BIT
15
BlackRock Institutional Trust
California
$6.94M +$597K +28,168 +10%
Adage Capital Partners
16
Adage Capital Partners
Massachusetts
$6.65M -$5.28M -249,186 -45%
PA
17
Perceptive Advisors
New York
$6.65M -$3.88M -183,162 -38%
Norges Bank
18
Norges Bank
Norway
$5.54M -$5.3M -249,946 -50%
TA
19
Teachers Advisors
New York
$5M +$757K +35,700 +19%
GC
20
Guggenheim Capital
Illinois
$4.77M -$585K -27,606 -11%
RSCM
21
Rock Springs Capital Management
Maryland
$4.49M +$1.11M +52,500 +35%
NI
22
Numeric Investors
Massachusetts
$4.29M -$1.19M -56,164 -22%
American Century Companies
23
American Century Companies
Missouri
$3.88M +$2.28M +107,571 +160%
Prudential Financial
24
Prudential Financial
New Jersey
$3.77M +$2.09M +98,800 +138%
Geode Capital Management
25
Geode Capital Management
Massachusetts
$3.75M +$508K +23,968 +17%